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        27 Contract API jobs in Surrey + 20 miles

        SharePoint .Net Developer

        Proventeq Limited
        Reading, Berkshire
        Competitive
        CLOUD ENGINEERING Proventeq is a Microsoft Solutions for Modern Work and a Microsoft Preferred Content AI Partner with a global customer base in over 25 countries. We are a specialist digital transformation solutions provider, focused on Microsoft 365 and other latest technologies such as AI/Machine Learning. Our customers include UK, USA, UAE, and Australian government departments and enterprises in various domains including space, financial services, engineering, research, legal, manufacturing, and more. Proventeq has headquarters in the UK and offices in Dubai, India, and USA. Despite our global footprint, our nimble team retains a close-knit feel. Location Reading, UK Department Software Developer Experience required 5+ years of experience Key Responsibilities
        CLOUD ENGINEERING Proventeq is a Microsoft Solutions for Modern Work and a Microsoft Preferred Content AI Partner with a global customer base in over 25 countries. We are a specialist digital transformation solutions provider, focused on Microsoft 365 and other latest technologies such as AI/Machine Learning. Our customers include UK, USA, UAE, and Australian government departments and enterprises in various domains including space, financial services, engineering, research, legal, manufacturing, and more. Proventeq has headquarters in the UK and offices in Dubai, India, and USA. Despite our global footprint, our nimble team retains a close-knit feel. Location Reading, UK Department Software Developer Experience required 5+ years of experience Key Responsibilities
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        NEW
        For over 25 years, Abcam has been providing tools the scientific community needs to enable faster breakthroughs in critical areas like cancer, neurological disorders, infectious diseases, and metabolic disorders. We believe that to continue making progress, we need to work together, each bringing our own unique perspectives to make an impact on the world. This community needs people like you: dedicated, agile and above all audacious so we can truly drive science forward. As a Full Stack Engineer (Product Data Compliance) at Abcam you will be at the forefront of developing and maintaining cutting-edge systems that manage product data and ensure compliance. You will collaborate closely with our regulatory compliance team and digital partners to deliver high-quality data across various platforms, ensuring our customers receive the best experience possible.
        For over 25 years, Abcam has been providing tools the scientific community needs to enable faster breakthroughs in critical areas like cancer, neurological disorders, infectious diseases, and metabolic disorders. We believe that to continue making progress, we need to work together, each bringing our own unique perspectives to make an impact on the world. This community needs people like you: dedicated, agile and above all audacious so we can truly drive science forward. As a Full Stack Engineer (Product Data Compliance) at Abcam you will be at the forefront of developing and maintaining cutting-edge systems that manage product data and ensure compliance. You will collaborate closely with our regulatory compliance team and digital partners to deliver high-quality data across various platforms, ensuring our customers receive the best experience possible.
        more

        125 exact matches jobs are outside your preferred location

        We are AMS. We are a global total workforce solutions firm; we enable organisations to thrive in an age of constant change by building, re-shaping, and optimising workforces. Our Contingent Workforce Solutions (CWS) is one of our service offerings; we act as an extension of our clients' recruitment team and provide professional interim and temporary resources. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking. On behalf of this organisation, AMS are looking for a Software Engineer (AI Prompts) for a 6 month contract based in either the bank's London or Edinburgh office on a remote first working model.
        We are AMS. We are a global total workforce solutions firm; we enable organisations to thrive in an age of constant change by building, re-shaping, and optimising workforces. Our Contingent Workforce Solutions (CWS) is one of our service offerings; we act as an extension of our clients' recruitment team and provide professional interim and temporary resources. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking. On behalf of this organisation, AMS are looking for a Software Engineer (AI Prompts) for a 6 month contract based in either the bank's London or Edinburgh office on a remote first working model.
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        NEWFEATURED
        Up to £515 per day (Inside IR35) Remote / must be UK based 12 months We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially in high-volume, cross-functional environments. * Experience in D365 F&O development (X++, data entities, extensions). * Experience with general ledger, journals, financial dimensions, and intercompany transactions. * Strong knowledge of Visual Studio, LCS, Azure DevOps, and CI/CD pipelines. * Proficient in Power BI: report creation, configuration, and export. * Skilled in workflows, security roles, SSRS, and unit testing (SysTest). * Familiar with DMF, OData, batch processing, and error handling. * Ability to optimize performance for high-volume transactions.
        Up to £515 per day (Inside IR35) Remote / must be UK based 12 months We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially in high-volume, cross-functional environments. * Experience in D365 F&O development (X++, data entities, extensions). * Experience with general ledger, journals, financial dimensions, and intercompany transactions. * Strong knowledge of Visual Studio, LCS, Azure DevOps, and CI/CD pipelines. * Proficient in Power BI: report creation, configuration, and export. * Skilled in workflows, security roles, SSRS, and unit testing (SysTest). * Familiar with DMF, OData, batch processing, and error handling. * Ability to optimize performance for high-volume transactions.
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        NEW
        Up to £515 per day (Inside IR35) Remote / must be UK based 12 months We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially in high-volume, cross-functional environments. * 5+ years in D365 F&O development (X++, data entities, extensions). * Experience with general ledger, journals, financial dimensions, and intercompany transactions. * Strong knowledge of Visual Studio, LCS, Azure DevOps, and CI/CD pipelines. * Proficient in Power BI: report creation, configuration, and export. * Skilled in workflows, security roles, SSRS, and unit testing (SysTest). * Familiar with DMF, OData, batch processing, and error handling. * Ability to optimize performance for high-volume transactions.
        Up to £515 per day (Inside IR35) Remote / must be UK based 12 months We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially in high-volume, cross-functional environments. * 5+ years in D365 F&O development (X++, data entities, extensions). * Experience with general ledger, journals, financial dimensions, and intercompany transactions. * Strong knowledge of Visual Studio, LCS, Azure DevOps, and CI/CD pipelines. * Proficient in Power BI: report creation, configuration, and export. * Skilled in workflows, security roles, SSRS, and unit testing (SysTest). * Familiar with DMF, OData, batch processing, and error handling. * Ability to optimize performance for high-volume transactions.
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        NEW

        Power Platform Developer

        Hays
        London
        £500.0 - £550.0 per day + up to £550 pd (Inside IR35)
        Up to £550 per day (Inside IR35) London / Hybrid 6 months My client is an instantly recognisable consultancy who require a Power Platform Developer with Active Security Clearance (SC) to join a business-critical programme. * Proven experience working as a Power Platform Developer with Active Security Clearance (SC). * Involvement developing solutions, with Power Apps, Power Automate and Dataverse. * Working experience of writing advanced DAX measures, and using Power Query * Strong proficiency in SQL to build complex data models, with a good understanding of data modelling principles and best practices * Must have experience mentoring, guiding and supporting juniors * Awareness of Dataverse API * Some experience with Azure Synapse Analytics, Azure Functions, Logic Apps or Azure SQL Database. * Familiarity with Agile ways of working / Project Management methodologies
        Up to £550 per day (Inside IR35) London / Hybrid 6 months My client is an instantly recognisable consultancy who require a Power Platform Developer with Active Security Clearance (SC) to join a business-critical programme. * Proven experience working as a Power Platform Developer with Active Security Clearance (SC). * Involvement developing solutions, with Power Apps, Power Automate and Dataverse. * Working experience of writing advanced DAX measures, and using Power Query * Strong proficiency in SQL to build complex data models, with a good understanding of data modelling principles and best practices * Must have experience mentoring, guiding and supporting juniors * Awareness of Dataverse API * Some experience with Azure Synapse Analytics, Azure Functions, Logic Apps or Azure SQL Database. * Familiarity with Agile ways of working / Project Management methodologies
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        NEW

        DevSecOps Pentester

        Stackstudio Digital Ltd.
        London
        From £450 to £500 per day
        Role/Job Title: DevSecOps Pentester Work Location: London (2 - 3days) The Role Conducts security assessments and penetration tests across CI/CD pipelines, cloud infrastructure, and application environments. Integrates automated security tools and practices within DevOps workflows to ensure continuous security validation. Identifies and exploits vulnerabilities in code, containers, APIs, and infrastructure-as-code before they reach production. Collaborates with development, security, and operations teams to implement remediation and improve security posture. Stays current with threat landscapes, tools, and methodologies to proactively defend against evolving cyber risks in general and more specific to an airline industry, transportation sector. Your Responsibilities
        Role/Job Title: DevSecOps Pentester Work Location: London (2 - 3days) The Role Conducts security assessments and penetration tests across CI/CD pipelines, cloud infrastructure, and application environments. Integrates automated security tools and practices within DevOps workflows to ensure continuous security validation. Identifies and exploits vulnerabilities in code, containers, APIs, and infrastructure-as-code before they reach production. Collaborates with development, security, and operations teams to implement remediation and improve security posture. Stays current with threat landscapes, tools, and methodologies to proactively defend against evolving cyber risks in general and more specific to an airline industry, transportation sector. Your Responsibilities
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        NEW
        Halian Technology is looking for a seasoned contractor for a client that has a desire to integrate all of their APIs to move their business technology on to the next step. We are looking for an integration engineer who can help shape the future of the systems by working with providers and making sure APIs plug up to each other. This will be a 6 month contact and Inside IR35 You will have experience in the following. -Strong documentation and communication - Ability to work with business stakeholders (e.g., Marketing, Ops) - Project management or agile familiarity - Problem-solving and debugging - Security awareness (especially around data flows and API access) - Testing and Quality Assurance Tech RESTful API design and integration Power Automate (workflow automation) Power Apps (low-code app development) SQL (data querying and transformation API authentication methods
        Halian Technology is looking for a seasoned contractor for a client that has a desire to integrate all of their APIs to move their business technology on to the next step. We are looking for an integration engineer who can help shape the future of the systems by working with providers and making sure APIs plug up to each other. This will be a 6 month contact and Inside IR35 You will have experience in the following. -Strong documentation and communication - Ability to work with business stakeholders (e.g., Marketing, Ops) - Project management or agile familiarity - Problem-solving and debugging - Security awareness (especially around data flows and API access) - Testing and Quality Assurance Tech RESTful API design and integration Power Automate (workflow automation) Power Apps (low-code app development) SQL (data querying and transformation API authentication methods
        more
        NEW
        ServiceNow Automation Analyst - SC Cleared Location: London / Gloucester / Warrington (Hybrid) Duration: 6 Months (Contract) Day Rate: £382.50 (Inside IR35) Start Date: ASAP Clearance Required: Security Clearance - Mandatory About the Role We are seeking an experienced ServiceNow Automation Analyst to join our team on a 6-month contract. You will be responsible for analysing, designing, developing, and implementing automation solutions within the ServiceNow platform, enhancing IT service delivery, operational efficiency, and user experience. This is a hands-on technical role requiring strong ServiceNow development skills, automation expertise, and the ability to collaborate effectively with stakeholders across IT and business units. Key Responsibilities Collaborate with IT and business stakeholders to gather and analyse automation requirements.
        ServiceNow Automation Analyst - SC Cleared Location: London / Gloucester / Warrington (Hybrid) Duration: 6 Months (Contract) Day Rate: £382.50 (Inside IR35) Start Date: ASAP Clearance Required: Security Clearance - Mandatory About the Role We are seeking an experienced ServiceNow Automation Analyst to join our team on a 6-month contract. You will be responsible for analysing, designing, developing, and implementing automation solutions within the ServiceNow platform, enhancing IT service delivery, operational efficiency, and user experience. This is a hands-on technical role requiring strong ServiceNow development skills, automation expertise, and the ability to collaborate effectively with stakeholders across IT and business units. Key Responsibilities Collaborate with IT and business stakeholders to gather and analyse automation requirements.
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        NEW
        Role Title: Security Engineer Duration: 6 Months Location: London (2-3 Days onsite) Rate: £650 Per day - Umbrella only Would you like to join a global leader in consulting, technology services and digital transformation? Our client is at the forefront of innovation to address the entire breadth of opportunities in the evolving world of cloud, digital and platforms. Role purpose / summary * SSPM or CSPM knowledge, policies, and configurations * API knowledge - CSPM integration with other tools using APIs * ServiceNow and/or O365 experience and security aspects of these applications * Docker experience on both windows and Unix * CSPM experience with AppOmni or other native Microsoft tools * SIEM integration * Hands on Unix or Windows skills * Infrastructure as a Code (IaC), ARM, CloudFormation, Terraform, GIT experience * Excellent documentation skills
        Role Title: Security Engineer Duration: 6 Months Location: London (2-3 Days onsite) Rate: £650 Per day - Umbrella only Would you like to join a global leader in consulting, technology services and digital transformation? Our client is at the forefront of innovation to address the entire breadth of opportunities in the evolving world of cloud, digital and platforms. Role purpose / summary * SSPM or CSPM knowledge, policies, and configurations * API knowledge - CSPM integration with other tools using APIs * ServiceNow and/or O365 experience and security aspects of these applications * Docker experience on both windows and Unix * CSPM experience with AppOmni or other native Microsoft tools * SIEM integration * Hands on Unix or Windows skills * Infrastructure as a Code (IaC), ARM, CloudFormation, Terraform, GIT experience * Excellent documentation skills
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        PREMIUM

        Lead AI Engineer

        Change-IT Consulting Ltd
        London
        From £700 to £750 per day
        Lead Applied AI Engineer 6 Months Hybrid between London, Bristol or Manchester INSIDE IR35 £700-£750 per day Change-IT are looking for a Lead AI Engineer to join a large central government organisation based in London. This role is for 6 months initially, with possibility of extension. This role is INSIDE IR35, paying between £700-£750 per day dependent on experience. * Proficiency in Python. * Working in dynamic environments and navigating ambiguity, prioritising ruthlessly where necessary * Have a humble attitude and an eagerness to help others with empathy * Passion for building products that augment human capabilities and improves citizens lives. * Experience with natural language processing, deep learning and generative AI. * Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
        Lead Applied AI Engineer 6 Months Hybrid between London, Bristol or Manchester INSIDE IR35 £700-£750 per day Change-IT are looking for a Lead AI Engineer to join a large central government organisation based in London. This role is for 6 months initially, with possibility of extension. This role is INSIDE IR35, paying between £700-£750 per day dependent on experience. * Proficiency in Python. * Working in dynamic environments and navigating ambiguity, prioritising ruthlessly where necessary * Have a humble attitude and an eagerness to help others with empathy * Passion for building products that augment human capabilities and improves citizens lives. * Experience with natural language processing, deep learning and generative AI. * Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
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        NEW

        Camunda Developer

        Stott & May Professional Search Limited
        London
        £340 - £382.50 per day
        Location: London (Hybrid - 2-3 days on-site) Duration: Until 31st December 2026 Day Rate: £382.50 (Inside IR35) About the Role We are seeking an experienced Camunda Developer to design, develop, and deploy business process automation solutions using the Camunda BPM platform. This role is pivotal in building scalable, process-driven applications that streamline business workflows and decision-making. You will collaborate closely with business analysts, architects, and developers to deliver high-quality workflow orchestration solutions. This long-term contract offers the opportunity to work on large-scale digital transformation initiatives within a secure environment. Key Responsibilities Design and implement BPMN workflows and DMN decision tables using Camunda. Develop custom Java delegates and external task workers.
        Location: London (Hybrid - 2-3 days on-site) Duration: Until 31st December 2026 Day Rate: £382.50 (Inside IR35) About the Role We are seeking an experienced Camunda Developer to design, develop, and deploy business process automation solutions using the Camunda BPM platform. This role is pivotal in building scalable, process-driven applications that streamline business workflows and decision-making. You will collaborate closely with business analysts, architects, and developers to deliver high-quality workflow orchestration solutions. This long-term contract offers the opportunity to work on large-scale digital transformation initiatives within a secure environment. Key Responsibilities Design and implement BPMN workflows and DMN decision tables using Camunda. Develop custom Java delegates and external task workers.
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        NEW

        Java Developer - Active SC

        Hays
        London
        £600.0 - £640.0 per day + up to £640 pd (Inside IR35)
        Up to £640 per day (Inside IR35) London / Remote 6 months My client is an instantly recognisable consultancy who urgently requires a Lead Full Stack Developer to join a business-critical programme. * Proven experience working as a Lead Java Developer within the public sector * Active Security Clearance (SC) * Java (8/11/17+): Expert-level programming and deep understanding of the language and its core libraries * Spring Boot: Expert in building RESTful APIs and microservices * AWS: Strong experience with core AWS services (EC2, S3, Lambda, IAM, etc.) * Kafka / Messaging Systems: Expertise in building event-driven architectures * SQL: Strong experience with relational databases and query optimization * REST / JSON APIs: Designing, developing, and consuming scalable APIs * Docker: Proficiency in containerizing applications for local and cloud environments
        Up to £640 per day (Inside IR35) London / Remote 6 months My client is an instantly recognisable consultancy who urgently requires a Lead Full Stack Developer to join a business-critical programme. * Proven experience working as a Lead Java Developer within the public sector * Active Security Clearance (SC) * Java (8/11/17+): Expert-level programming and deep understanding of the language and its core libraries * Spring Boot: Expert in building RESTful APIs and microservices * AWS: Strong experience with core AWS services (EC2, S3, Lambda, IAM, etc.) * Kafka / Messaging Systems: Expertise in building event-driven architectures * SQL: Strong experience with relational databases and query optimization * REST / JSON APIs: Designing, developing, and consuming scalable APIs * Docker: Proficiency in containerizing applications for local and cloud environments
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        NEW
        Position: Backend Engineer Location: Remote (UK) Work Type: Contract Join our team to build the backbone of a global music streaming platform! We're looking for a JAVA Backend Engineer who loves coding, solving problems, and delivering features that reach millions of users. * Build scalable Java & SpringBoot microservices. * Develop APIs and backend tools for engineers across the company. * Use TDD, CI/CD, Docker, Kubernetes, Jenkins, and GCP services. * Work with alternate languages like Python, Scala, Golang, or Node.js for backend tasks. * Collaborate in an Agile environment with cross-functional teams. * Strong backend development skills (Java and microservices). * Experience with microservices, TDD, CI/CD, Docker & Kubernetes, and cloud platforms (GCP preferred). * Familiarity with and one of Python, Golang, Scala or Node.js is a plus.
        Position: Backend Engineer Location: Remote (UK) Work Type: Contract Join our team to build the backbone of a global music streaming platform! We're looking for a JAVA Backend Engineer who loves coding, solving problems, and delivering features that reach millions of users. * Build scalable Java & SpringBoot microservices. * Develop APIs and backend tools for engineers across the company. * Use TDD, CI/CD, Docker, Kubernetes, Jenkins, and GCP services. * Work with alternate languages like Python, Scala, Golang, or Node.js for backend tasks. * Collaborate in an Agile environment with cross-functional teams. * Strong backend development skills (Java and microservices). * Experience with microservices, TDD, CI/CD, Docker & Kubernetes, and cloud platforms (GCP preferred). * Familiarity with and one of Python, Golang, Scala or Node.js is a plus.
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        NEWFEATURED

        Principal Consultant

        Infoplus Technologies UK Ltd
        E11, East London
        From £550 to £650 per day
        Role :Principal Consultant (Planning Lead) Work mode: Remote Travel: Should be ready to travel to Netherlands as required (this will be required as needed, e.g. for CRP sessions etc . Apart from this role is remote in UK). Contract duration: 6 months Location: UK We are seeking a seasonedFunctional Leadto drive the implementation ofOracle Fusion Cloud Planning modulesincludingSupply Planning and Demand Planning, GOP and S&OP. The ideal candidate will have deep domain expertise in theCPG industry, strong functional knowledge of Oracle Cloud Planning, and experience leading multi-country rollouts in Europe. Must have skills:?? 8+ years of experience in Oracle Planning modules, with 6+ years in Oracle Fusion Cloud. Proven track record in at least 3 full-cycle Oracle Cloud Planning implementations.
        Role :Principal Consultant (Planning Lead) Work mode: Remote Travel: Should be ready to travel to Netherlands as required (this will be required as needed, e.g. for CRP sessions etc . Apart from this role is remote in UK). Contract duration: 6 months Location: UK We are seeking a seasonedFunctional Leadto drive the implementation ofOracle Fusion Cloud Planning modulesincludingSupply Planning and Demand Planning, GOP and S&OP. The ideal candidate will have deep domain expertise in theCPG industry, strong functional knowledge of Oracle Cloud Planning, and experience leading multi-country rollouts in Europe. Must have skills:?? 8+ years of experience in Oracle Planning modules, with 6+ years in Oracle Fusion Cloud. Proven track record in at least 3 full-cycle Oracle Cloud Planning implementations.
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        NEW

        Full Stack Developer (python/AWS)

        Stott & May Professional Search Limited
        London
        Up to £0.00 per annum
        *candidates must hold an active SC Clearance* Start: ASAP Duration: 6 months+ Location: 3 days per week in London Pay: negotiable DoE, INSIDE IR35 We are seeking a talented Full Stack Engineer with strong experience in AWS and Python to join our growing team. You'll play a key role in designing, developing, and deploying robust applications that power our business and delight our users. Responsibilities - Design, develop, and maintain scalable web applications using Python (Django, Flask, or FastAPI). - Architect and implement cloud-native solutions on AWS (EC2, Lambda, S3, RDS, etc.). - Build and integrate RESTful APIs and microservices. - Collaborate with front-end developers to deliver seamless user experiences (React, Vue, or Angular). - Ensure application security, performance, and reliability.
        *candidates must hold an active SC Clearance* Start: ASAP Duration: 6 months+ Location: 3 days per week in London Pay: negotiable DoE, INSIDE IR35 We are seeking a talented Full Stack Engineer with strong experience in AWS and Python to join our growing team. You'll play a key role in designing, developing, and deploying robust applications that power our business and delight our users. Responsibilities - Design, develop, and maintain scalable web applications using Python (Django, Flask, or FastAPI). - Architect and implement cloud-native solutions on AWS (EC2, Lambda, S3, RDS, etc.). - Build and integrate RESTful APIs and microservices. - Collaborate with front-end developers to deliver seamless user experiences (React, Vue, or Angular). - Ensure application security, performance, and reliability.
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        NEW
        SuiteCRM Developer – Contract (Fully Remote) Rate: £420p/d Inside IR35 A public sector organisation are seeking an experienced SuiteCRM Developer to deliver customisation, integration, and ongoing support for their CRM platform. The contract is an ASAP start (subject to BPSS clearance), inside IR35, £420/day, and offered on a rolling monthly basis with an initial 4–6 months’ work. The role is fully remote with very occasional site visits required. * Designing, developing, and customising SuiteCRM modules, workflows, and plug-ins * Building and maintaining API integrations (REST/SOAP) * Troubleshooting, optimising performance, and ensuring data integrity/security * Collaborating with analysts, QA, and UX teams to deliver robust solutions * 8+ years’ hands-on experience with SuiteCRM or SugarCRM development
        SuiteCRM Developer – Contract (Fully Remote) Rate: £420p/d Inside IR35 A public sector organisation are seeking an experienced SuiteCRM Developer to deliver customisation, integration, and ongoing support for their CRM platform. The contract is an ASAP start (subject to BPSS clearance), inside IR35, £420/day, and offered on a rolling monthly basis with an initial 4–6 months’ work. The role is fully remote with very occasional site visits required. * Designing, developing, and customising SuiteCRM modules, workflows, and plug-ins * Building and maintaining API integrations (REST/SOAP) * Troubleshooting, optimising performance, and ensuring data integrity/security * Collaborating with analysts, QA, and UX teams to deliver robust solutions * 8+ years’ hands-on experience with SuiteCRM or SugarCRM development
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        NEW
        Job Role: Software Engineer - Angular Job Type: Contract (part time) Location: Remote (UK only) Daily rate: £425 per day (Outside IR35) * Duration: 12 months * Commitment: 1-2 days per month (final week of each month) * Scope: Maintenance support, system health, troubleshooting, and minor enhancements We are hiring on behalf of our client, an established organisation with a large-scale digital presence. They are seeking reliable ongoing support to maintain and optimise their Contentful-based web platform. This role will initially focus on the current tech stack and then transition to their new website following its launch in late October. This is a 12-month contract requiring approximately three days of support each month. The work is primarily maintenance-focused, ensuring system stability, keeping packages up to date, and addressing issues as they arise.
        Job Role: Software Engineer - Angular Job Type: Contract (part time) Location: Remote (UK only) Daily rate: £425 per day (Outside IR35) * Duration: 12 months * Commitment: 1-2 days per month (final week of each month) * Scope: Maintenance support, system health, troubleshooting, and minor enhancements We are hiring on behalf of our client, an established organisation with a large-scale digital presence. They are seeking reliable ongoing support to maintain and optimise their Contentful-based web platform. This role will initially focus on the current tech stack and then transition to their new website following its launch in late October. This is a 12-month contract requiring approximately three days of support each month. The work is primarily maintenance-focused, ensuring system stability, keeping packages up to date, and addressing issues as they arise.
        more
        NEW
        Halian Technology is looking for a seasoned contractor for a client that has a desire to integrate all of their APIs to move their business technology on to the next step. We are looking for an integration engineer who can help shape the future of the systems by working with providers and making sure APIs plug up to each other. This will be a 6 month contact and outside IR35. You will have experience in the following. -Strong documentation and communication - Ability to work with business stakeholders (e.g., Marketing, Ops) - Project management or agile familiarity - Problem-solving and debugging - Security awareness (especially around data flows and API access) - Testing and Quality Assurance Tech RESTful API design and integration Power Automate (workflow automation) Power Apps (low-code app development) SQL (data querying and transformation
        Halian Technology is looking for a seasoned contractor for a client that has a desire to integrate all of their APIs to move their business technology on to the next step. We are looking for an integration engineer who can help shape the future of the systems by working with providers and making sure APIs plug up to each other. This will be a 6 month contact and outside IR35. You will have experience in the following. -Strong documentation and communication - Ability to work with business stakeholders (e.g., Marketing, Ops) - Project management or agile familiarity - Problem-solving and debugging - Security awareness (especially around data flows and API access) - Testing and Quality Assurance Tech RESTful API design and integration Power Automate (workflow automation) Power Apps (low-code app development) SQL (data querying and transformation
        more
        NEW

        Java Full Stack Developer

        Infoplus Technologies UK Ltd
        London
        From £500 to £550 per day
        Role:-------> JAVA Full stack Developer Job Type:-------> Contractor Location:-------> Glasgow, Hybrid (3-5 days Onsite) 1-3 Selling Questions:-------> should betailored based on specific requirements * Ready to utilize your skills/knowledge/experience in Are you looking for an exciting opportunity as JAVA Full stack Developer,We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. * Are you passionate about Join us as a / Make a meaningful impact as a / We have an exciting role for you - .-------> to be selected and filled with a role title BFSI Capital Markets/Large Bank 6 months 4 3-5 days at office (Glasgow-Customer location) Careers at TCS: It means more(Default) Key responsibilities:(Up to 10,Avoid repetition)
        Role:-------> JAVA Full stack Developer Job Type:-------> Contractor Location:-------> Glasgow, Hybrid (3-5 days Onsite) 1-3 Selling Questions:-------> should betailored based on specific requirements * Ready to utilize your skills/knowledge/experience in Are you looking for an exciting opportunity as JAVA Full stack Developer,We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. * Are you passionate about Join us as a / Make a meaningful impact as a / We have an exciting role for you - .-------> to be selected and filled with a role title BFSI Capital Markets/Large Bank 6 months 4 3-5 days at office (Glasgow-Customer location) Careers at TCS: It means more(Default) Key responsibilities:(Up to 10,Avoid repetition)
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        NEW

        iOS Mobile Developer

        Hays
        London
        £600.0 - £610.0 per day + c£610 per day (inside IR35)
        Your new role You will be part of the team that will be responsible for developing and maintaining features for the iOS variant of the App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the entire product lifecycle being chiefly responsible for producing high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Resonsibilities - Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the NHS App's iOS application using Swift and Swift UI. - Create appropriate unit and integration tests for your work.
        Your new role You will be part of the team that will be responsible for developing and maintaining features for the iOS variant of the App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the entire product lifecycle being chiefly responsible for producing high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Resonsibilities - Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the NHS App's iOS application using Swift and Swift UI. - Create appropriate unit and integration tests for your work.
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        Contract QA Engineer London/Hybrid (2 days on site, 3 from home) Duration; 4 months (likely to extend) Day rate £450 - outside IR35 A leading UK digital consultancy is seeking a Quality Assurance Engineer to join a high-performing delivery team working on a major client in the property technology sector. The team develops products that make the experience of finding a home better, quicker, and more enjoyable for users. This role goes beyond testing - it is about championing quality at every stage of the software development lifecycle. The successful candidate will help prevent defects rather than just find them, embed quality throughout the process, and support the team in delivering robust, secure, accessible, and user-friendly systems.
        Contract QA Engineer London/Hybrid (2 days on site, 3 from home) Duration; 4 months (likely to extend) Day rate £450 - outside IR35 A leading UK digital consultancy is seeking a Quality Assurance Engineer to join a high-performing delivery team working on a major client in the property technology sector. The team develops products that make the experience of finding a home better, quicker, and more enjoyable for users. This role goes beyond testing - it is about championing quality at every stage of the software development lifecycle. The successful candidate will help prevent defects rather than just find them, embed quality throughout the process, and support the team in delivering robust, secure, accessible, and user-friendly systems.
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        Contract Length: ~6 Months Location: Hybrid with an expectation to spend approximately one day per week on-site in Stratford, London Day Rate: Up to £500 Start Date: End of September Interview Process: Initial interview followed by one or two client interviews This role requires a highly skilled, hands-on Lead Integration Engineer with significant experience in AWS, Python, and integration platforms. The successful candidate will provide both technical and thought leadership, driving integration initiatives in a complex and evolving environment. Key Responsibilities * Scope, design, and build integrations across third-party platforms leveraging AWS infrastructure * Develop and maintain scalable data pipelines using Python, ensuring data quality, consistency, and reliability
        Contract Length: ~6 Months Location: Hybrid with an expectation to spend approximately one day per week on-site in Stratford, London Day Rate: Up to £500 Start Date: End of September Interview Process: Initial interview followed by one or two client interviews This role requires a highly skilled, hands-on Lead Integration Engineer with significant experience in AWS, Python, and integration platforms. The successful candidate will provide both technical and thought leadership, driving integration initiatives in a complex and evolving environment. Key Responsibilities * Scope, design, and build integrations across third-party platforms leveraging AWS infrastructure * Develop and maintain scalable data pipelines using Python, ensuring data quality, consistency, and reliability
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        Python Developer - Commodities

        McGregor Boyall Associates Limited
        London
        £0650 - £700 per day
        The Role A leading global financial institution is seeking a Python Developer (Contract) to join its Commodities Technology team. This group supports a fast-growing Commodities Index business that spans Oil, Gas, Power, Agriculture, and Metals, providing advanced analytics and tools for structuring and trading. You will play a key role in designing and delivering a new index back-testing platform, working closely with structurers and front office stakeholders. The position offers direct business interaction, exposure to real-world trading problems, and the opportunity to build robust, high-performance solutions in a dynamic environment. Responsibilities o Historical index back-testing o Daily pricing and index level generation o Weighting and rebalancing logic o Basket decomposition and attribution analytics
        The Role A leading global financial institution is seeking a Python Developer (Contract) to join its Commodities Technology team. This group supports a fast-growing Commodities Index business that spans Oil, Gas, Power, Agriculture, and Metals, providing advanced analytics and tools for structuring and trading. You will play a key role in designing and delivering a new index back-testing platform, working closely with structurers and front office stakeholders. The position offers direct business interaction, exposure to real-world trading problems, and the opportunity to build robust, high-performance solutions in a dynamic environment. Responsibilities o Historical index back-testing o Daily pricing and index level generation o Weighting and rebalancing logic o Basket decomposition and attribution analytics
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        Python Developer

        Hays
        London
        £600.0 - £700.0 per day + Up to £700pd Umbrella
        I am currently working with a London-based Tier 1 investment bank who are actively seeking a Python Developer on a long-term contract basis. What you'll need to succeed * Strong Python programming experience within Financial Services - Mandatory * Good understanding of quantitative finance * Good experience developing and optimising Python-based calculators and models. * Strong experience developing high-performance APIs using Flask or FastAPI. * Expertise in Pandas, NumPy and other computing libraries. * Strong experience liaising with front-office stakeholders What you'll get in return * Initial 6-month contract with extensions * Up to £700pd umbrella * London-based hybrid working What you need to do nowIf you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
        I am currently working with a London-based Tier 1 investment bank who are actively seeking a Python Developer on a long-term contract basis. What you'll need to succeed * Strong Python programming experience within Financial Services - Mandatory * Good understanding of quantitative finance * Good experience developing and optimising Python-based calculators and models. * Strong experience developing high-performance APIs using Flask or FastAPI. * Expertise in Pandas, NumPy and other computing libraries. * Strong experience liaising with front-office stakeholders What you'll get in return * Initial 6-month contract with extensions * Up to £700pd umbrella * London-based hybrid working What you need to do nowIf you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
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        What is the average salary for API in Surrey?

        Average salary per year
        £57,499

        The average salary for a API in Surrey is £57,499. API in Surrey salaries range from £44,999 to £73,124.

        Frequently Asked Questions

        How many contract API jobs are there in Surrey?
        There are 27 contract API jobs within 20 miles of Surrey available on Jobsite right now.

        Where in Surrey are these contract jobs?
        You can find contract jobs in Camberley, Epsom, Redhill.

        What other similar jobs are there to contract API jobs in Surrey?
        As well as contract API jobs in Surrey, you can find contract .NET Developer, IT, Software Development, amongst many others.