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        36 Contract API jobs in Hatfield + 20 miles

        Senior JavaScript Engineer Vue.js API

        Client Server
        W6, West London, W6 0LG
        £85000 - £100000 per annum
        Senior JavaScript Engineer / Developer (Vue.js API) London to £100k Do you have expertise with JavaScript? You could be progressing your career in a senior, hands-on Senior JavaScript Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior JavaScript Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business.
        Senior JavaScript Engineer / Developer (Vue.js API) London to £100k Do you have expertise with JavaScript? You could be progressing your career in a senior, hands-on Senior JavaScript Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior JavaScript Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business.
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        NEWPREMIUM

        Axway API Developer

        Randstad Digital
        EC1, City of London
        £500 - £650 per day
        6 months contract Inside IR35?? £500 to £650 a day?? Remote Working (UK based) *Active SC Clearance is needed* A top-tier defense organization is looking for an experienced Axway API Developer / Administrator to join their team on a 6-month contract. You will contribute to a large government gateway project, and active SC clearance is required. The main focus of this role is to design and develop Axway policies while maintaining automated testing and code deployment. You will also be responsible for liaising with stakeholders to define requirements and design comprehensive solutions. * Axway's core products: Policy Studio, API Gateway, and API Manager. * Key communication protocols: SFTP, HTTPS, SSL/TLS, and oAuth. * Data and messaging formats: JSON, XML, SOAP, and REST. * Linux scripting and environments. * Using DevOps toolsets to automate testing and deployments.
        6 months contract Inside IR35?? £500 to £650 a day?? Remote Working (UK based) *Active SC Clearance is needed* A top-tier defense organization is looking for an experienced Axway API Developer / Administrator to join their team on a 6-month contract. You will contribute to a large government gateway project, and active SC clearance is required. The main focus of this role is to design and develop Axway policies while maintaining automated testing and code deployment. You will also be responsible for liaising with stakeholders to define requirements and design comprehensive solutions. * Axway's core products: Policy Studio, API Gateway, and API Manager. * Key communication protocols: SFTP, HTTPS, SSL/TLS, and oAuth. * Data and messaging formats: JSON, XML, SOAP, and REST. * Linux scripting and environments. * Using DevOps toolsets to automate testing and deployments.
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        NEWFEATURED
        Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business.
        Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business.
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        NEWPREMIUM

        Backend Software Engineer Golang Kafka - Start-up

        Client Server
        EC2A, City of London, EC2A 4EB
        £90000 - £110000 per annum + benefits
        Backend Software Engineer / Developer (Golang Kafka API) London / WFH to £110k Do you have a deep knowledge of Go / Golang combined with software architecture and design skills? You could be progressing your career as a Backend Software Engineer at a start-up payments technology company that is revolutionising the payments industry to Africa, improving speed, cost and reliability. As a Backend Software Engineer you'll focus on backend system design, event driven architecture and APIs with a focus on scalability and reliability. You'll join a small, collaborative, Agile team working on 2 week sprints, you'll be a key part of tech discussions and decision making. You'll join colleagues in the London, Canary Wharf offices three days a week (also the possibility to be remote in the UK).
        Backend Software Engineer / Developer (Golang Kafka API) London / WFH to £110k Do you have a deep knowledge of Go / Golang combined with software architecture and design skills? You could be progressing your career as a Backend Software Engineer at a start-up payments technology company that is revolutionising the payments industry to Africa, improving speed, cost and reliability. As a Backend Software Engineer you'll focus on backend system design, event driven architecture and APIs with a focus on scalability and reliability. You'll join a small, collaborative, Agile team working on 2 week sprints, you'll be a key part of tech discussions and decision making. You'll join colleagues in the London, Canary Wharf offices three days a week (also the possibility to be remote in the UK).
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        NEWPREMIUM

        Mulesoft Technical Lead

        LA International Computer Consultants Ltd
        Lambeth, SE1 7ND
        £700 - £765 per day
        Required: Mulesoft Technical Lead Location: Remote Duration: 12 month initial contract IR35 Status: Inside Working with the Project Manager, architects, clients & other stakeholders to implement MuleSoft APIs. This role will require knowledge of MuleSoft's Anypoint Studio & Anypoint Platform, which includes Design Center, Runtime Manager, API Manager, Exchange, etc. You must be capable of understanding business requirements, working with stakeholders & implementing complex integrations. Responsibilities: Designing & developing integration solutions using MuleSoft Anypoint Platform. Building & maintaining integration flows using MuleSoft's Anypoint Studio. Creating & implementing custom connectors and modules. Collaborating with other developers & stakeholders to understand business requirements & translate them into integration solutions.
        Required: Mulesoft Technical Lead Location: Remote Duration: 12 month initial contract IR35 Status: Inside Working with the Project Manager, architects, clients & other stakeholders to implement MuleSoft APIs. This role will require knowledge of MuleSoft's Anypoint Studio & Anypoint Platform, which includes Design Center, Runtime Manager, API Manager, Exchange, etc. You must be capable of understanding business requirements, working with stakeholders & implementing complex integrations. Responsibilities: Designing & developing integration solutions using MuleSoft Anypoint Platform. Building & maintaining integration flows using MuleSoft's Anypoint Studio. Creating & implementing custom connectors and modules. Collaborating with other developers & stakeholders to understand business requirements & translate them into integration solutions.
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        Fullstack Engineer (Vue. Js & .Net) London hybrid working 2 days per week - Contract Opportunity We are seeking a talented Full Stack Developer with strong skills in Vue.js for front-end development and C# .NET for backend services, along with some knowledge or experience in SQL. You will be designing, building, and maintaining scalable web applications that integrate seamlessly with backend APIs and databases. Minimum Requirements * 5+ years of full stack development experience with Vue, TypeScript and C# .NET. * Strong understanding of Vue 3, Composition API, Pinia. * Proficiency in building RESTful APIs and integrating them with Vue applications. * Knowledge of Vitest (front-end), MSTest or xUnit (.NET) for unit testing and test-driven development practices. * Basic to intermediate SQL skills (queries, stored procedures, indexing).
        Fullstack Engineer (Vue. Js & .Net) London hybrid working 2 days per week - Contract Opportunity We are seeking a talented Full Stack Developer with strong skills in Vue.js for front-end development and C# .NET for backend services, along with some knowledge or experience in SQL. You will be designing, building, and maintaining scalable web applications that integrate seamlessly with backend APIs and databases. Minimum Requirements * 5+ years of full stack development experience with Vue, TypeScript and C# .NET. * Strong understanding of Vue 3, Composition API, Pinia. * Proficiency in building RESTful APIs and integrating them with Vue applications. * Knowledge of Vitest (front-end), MSTest or xUnit (.NET) for unit testing and test-driven development practices. * Basic to intermediate SQL skills (queries, stored procedures, indexing).
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        NEWPREMIUM
        Company Description At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job platform. Job Description Join our team and youll be responsible for our recommender systems and search algorithms,building the core infrastructure that powers millions of meaningful connections. Working in theSearch & Match domain, you willbe focusing on deploying and scaling machine learning models, particularly large language models (LLMs).
        Company Description At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job platform. Job Description Join our team and youll be responsible for our recommender systems and search algorithms,building the core infrastructure that powers millions of meaningful connections. Working in theSearch & Match domain, you willbe focusing on deploying and scaling machine learning models, particularly large language models (LLMs).
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        NEW
        Company Description At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job platform. Job Description Join our team and youll be responsible for our recommender systems and search algorithms,building the core infrastructure that powers millions of meaningful connections. Working in theSearch & Match domain, you willbe focusing on deploying and scaling machine learning models, particularly large language models (LLMs).
        Company Description At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job platform. Job Description Join our team and youll be responsible for our recommender systems and search algorithms,building the core infrastructure that powers millions of meaningful connections. Working in theSearch & Match domain, you willbe focusing on deploying and scaling machine learning models, particularly large language models (LLMs).
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        NEWPREMIUM

        Senior Python Engineer

        TEKsystems
        Central London, London
        475.00 - 700.00 GBP/Daily
        5 Days in office Cambridge Our client is seeking a contract software engineer to support and enhance the software and systems used in their data collection lab located in Cambridge, UK. The role involves building software that interfaces with cutting-edge prototype devices and integrating them into a robust data collection platform. Youll collaborate with a multidisciplinary team of audio/video engineers, recording technicians, software engineers, and researchers across locations. The role requires strong communication and teamwork skills to scope, prioritize, and deliver high-quality, maintainable software. * Improve efficiency, reliability, and accuracy of data collection processes. * Work with audio, video, inertial measurement, and other sensor equipment. * Deploy, test, and evaluate updates to distributed data collection systems.
        5 Days in office Cambridge Our client is seeking a contract software engineer to support and enhance the software and systems used in their data collection lab located in Cambridge, UK. The role involves building software that interfaces with cutting-edge prototype devices and integrating them into a robust data collection platform. Youll collaborate with a multidisciplinary team of audio/video engineers, recording technicians, software engineers, and researchers across locations. The role requires strong communication and teamwork skills to scope, prioritize, and deliver high-quality, maintainable software. * Improve efficiency, reliability, and accuracy of data collection processes. * Work with audio, video, inertial measurement, and other sensor equipment. * Deploy, test, and evaluate updates to distributed data collection systems.
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        NEWPREMIUM
        Full Stack Engineer / Developer (JavaScript TypeScript) WFH / London to £75k Opportunity to progress your career as a Full Stack Developer working on Tech for Good application for the healthcare sector that utilises AI and Machine Learning techniques to help prevent patients from experiencing health crisis. As a Full Stack Engineer you'll collaborate with a small team working on internal tools and data platforms, with a focus on implementing robust security practices and scalable architectures. You'll use a range of technology, primarily JavaScript on the backend and TypeScript on the frontend, you'll build secure, responsive user interfaces, implement RESTful APIs, optimise database queries for performance and ensure solutions are highly scalable and maintainable. This is a great opportunity to join a scaling start-up in a role that you can shape and influence.
        Full Stack Engineer / Developer (JavaScript TypeScript) WFH / London to £75k Opportunity to progress your career as a Full Stack Developer working on Tech for Good application for the healthcare sector that utilises AI and Machine Learning techniques to help prevent patients from experiencing health crisis. As a Full Stack Engineer you'll collaborate with a small team working on internal tools and data platforms, with a focus on implementing robust security practices and scalable architectures. You'll use a range of technology, primarily JavaScript on the backend and TypeScript on the frontend, you'll build secure, responsive user interfaces, implement RESTful APIs, optimise database queries for performance and ensure solutions are highly scalable and maintainable. This is a great opportunity to join a scaling start-up in a role that you can shape and influence.
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        NEWPREMIUM

        Data Engineer

        JAM Recruitment Ltd
        St James, SW1Y 5AD
        £650 - £745 per day + Umbrella, inside IR35
        eSC Cleared Data Engineer Bristol or London (Mostly working from home) Up to £745 per day (Umbrella, Inside IR35) Must hold live and transferrable Enhanced SC Security Clearance About the Role We're seeking an experienced Data Engineer to join a high-profile programme, working with cutting-edge cloud and data technologies. You'll be instrumental in building, optimising, and maintaining scalable data pipelines and platforms that underpin mission-critical systems. If you thrive on solving complex data challenges, working with modern orchestration tools, and applying best practices in security and compliance, this role offers both technical depth and impact. Key Responsibilities * Design & Optimise Pipelines - Build and refine ETL/ELT workflows using Apache Airflow for orchestration.
        eSC Cleared Data Engineer Bristol or London (Mostly working from home) Up to £745 per day (Umbrella, Inside IR35) Must hold live and transferrable Enhanced SC Security Clearance About the Role We're seeking an experienced Data Engineer to join a high-profile programme, working with cutting-edge cloud and data technologies. You'll be instrumental in building, optimising, and maintaining scalable data pipelines and platforms that underpin mission-critical systems. If you thrive on solving complex data challenges, working with modern orchestration tools, and applying best practices in security and compliance, this role offers both technical depth and impact. Key Responsibilities * Design & Optimise Pipelines - Build and refine ETL/ELT workflows using Apache Airflow for orchestration.
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        NEW

        M365 Consultant

        Invitise Ltd
        WC1A, Central London
        Up to £65,000 per annum + Excellent Benefits
        Were looking for a M365 Consultant for our growing, prestigious client in the data sector, based in London, on a permanent basis paying up to £65,000 plus great benefits. This role offers hybrid working with an expectation to be in the office 23 days per week. Youll be joining a technical team focused on strengthening cloud security and ensuring compliance across Microsoft Azure environments. This role will involve hands-on security engineering, working closely with infrastructure and DevOps teams, and supporting the adoption of Microsofts security toolset across the organisation. * Securing Azure environments in line with best practices - essential * Microsoft Defender (Cloud, Endpoint, 365) - essential * Sentinel - essential * Microsoft Purview, Compliance Manager and related compliance tools * Entra ID (Azure AD), Conditional Access and Identity Governance
        Were looking for a M365 Consultant for our growing, prestigious client in the data sector, based in London, on a permanent basis paying up to £65,000 plus great benefits. This role offers hybrid working with an expectation to be in the office 23 days per week. Youll be joining a technical team focused on strengthening cloud security and ensuring compliance across Microsoft Azure environments. This role will involve hands-on security engineering, working closely with infrastructure and DevOps teams, and supporting the adoption of Microsofts security toolset across the organisation. * Securing Azure environments in line with best practices - essential * Microsoft Defender (Cloud, Endpoint, 365) - essential * Sentinel - essential * Microsoft Purview, Compliance Manager and related compliance tools * Entra ID (Azure AD), Conditional Access and Identity Governance
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        Skills * 5+ years of experience in IAM, with at least 3 years as a SailPoint specialist. * Strong hands-on experience with SailPoint IdentityIQ or IdentityNow. * Proficiency in Java, BeanShell, REST APIs and scripting languages (e.g., PowerShell, Python). * Experience integrating SailPoint with systems like Active Directory, Azure AD, Workday, ServiceNow etc. * Solid understanding of RBAC, ABAC, access certifications, provisioning and identity lifecycle management. * Familiarity with identity governance frameworks and compliance requirements. * Excellent communication, documentation and stakeholder engagement skills. Role * Act as the primary subject matter expert for SailPoint IdentityNow or IdentityIQ. * Lead design, implementation and integration of SailPoint solutions into existing identity infrastructure.
        Skills * 5+ years of experience in IAM, with at least 3 years as a SailPoint specialist. * Strong hands-on experience with SailPoint IdentityIQ or IdentityNow. * Proficiency in Java, BeanShell, REST APIs and scripting languages (e.g., PowerShell, Python). * Experience integrating SailPoint with systems like Active Directory, Azure AD, Workday, ServiceNow etc. * Solid understanding of RBAC, ABAC, access certifications, provisioning and identity lifecycle management. * Familiarity with identity governance frameworks and compliance requirements. * Excellent communication, documentation and stakeholder engagement skills. Role * Act as the primary subject matter expert for SailPoint IdentityNow or IdentityIQ. * Lead design, implementation and integration of SailPoint solutions into existing identity infrastructure.
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        NEWPREMIUM
        Role: ServiceNow Developer Salary/Rate: £600-700 Location: hybrid multiple locations available Contract Duration: 12 months We are currently looking for a ServiceNow Developer for our government client. This ServiceNow Developer role is hybrid, based between 2 days per week on site and the remainder of the week working remotely. Office locations include most major towns, with London being a preference. The contract for the ServiceNow Developer position is for 12-months with potential to extend, operating inside IR35. Security Clearance: Security Check ('SC Clearance') This role is inside IR35 - Due to the service of the role, it will now be based on an Umbrella solution. * Proficiency in JavaScript: Core scripting language used in ServiceNow. * Experience with ServiceNow platform: Including modules like ITSM, ITOM, HRSD, CSM, and CMDB.
        Role: ServiceNow Developer Salary/Rate: £600-700 Location: hybrid multiple locations available Contract Duration: 12 months We are currently looking for a ServiceNow Developer for our government client. This ServiceNow Developer role is hybrid, based between 2 days per week on site and the remainder of the week working remotely. Office locations include most major towns, with London being a preference. The contract for the ServiceNow Developer position is for 12-months with potential to extend, operating inside IR35. Security Clearance: Security Check ('SC Clearance') This role is inside IR35 - Due to the service of the role, it will now be based on an Umbrella solution. * Proficiency in JavaScript: Core scripting language used in ServiceNow. * Experience with ServiceNow platform: Including modules like ITSM, ITOM, HRSD, CSM, and CMDB.
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        Junior Presales Engineer, UK (German & English)

        Optibus Transportation Limited
        The City, EC2M 5TQ
        From £39,000 to £45,000 per annum Salary displays OTE, which is 80% &
        Optibusis a unified software platform revolutionizing public transportation planning, scheduling, and operations in over 7,000 cities worldwide. Using AI, ML, and optimization algorithms, it empowers agencies to design more efficient, equitable, and sustainable transit networks, enhancing passenger access, reducing emissions, and improving driver conditions. With offices globally and a team of 350+ employees, Optibus fosters a collaborative culture centered on innovation, determination, and impact. As the first unicorn in public transportation technology, Optibus is driving the modernization of mass transit to make it the preferred choice for cities and passengers alike. We are looking for a Junior Presales Engineer to join our global Revenue team!
        Optibusis a unified software platform revolutionizing public transportation planning, scheduling, and operations in over 7,000 cities worldwide. Using AI, ML, and optimization algorithms, it empowers agencies to design more efficient, equitable, and sustainable transit networks, enhancing passenger access, reducing emissions, and improving driver conditions. With offices globally and a team of 350+ employees, Optibus fosters a collaborative culture centered on innovation, determination, and impact. As the first unicorn in public transportation technology, Optibus is driving the modernization of mass transit to make it the preferred choice for cities and passengers alike. We are looking for a Junior Presales Engineer to join our global Revenue team!
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        Job Title: Solutions Architect – CRM Job Type- Permanent Location: London (remote/Hybrid) Industry- Real Estate Consultancy Salary- up to £90K p/a Our client, a leading real estate consultancy is undergoing a major transformation to enhance their delivery of innovative solutions and services. They are looking for a skilled Solutions Architect to lead the design and delivery of scalable, high-performance CRM systems, primarily using Microsoft Dynamics 365 (experience with platforms like Salesforce is also valued). This role sits within the Chief Technology Office and supports fast, iterative delivery across value streams. You'll work closely with Product Owners, Business Analysts, and Engineering teams to ensure solutions are resilient, scalable, and aligned with business and technical goals.
        Job Title: Solutions Architect – CRM Job Type- Permanent Location: London (remote/Hybrid) Industry- Real Estate Consultancy Salary- up to £90K p/a Our client, a leading real estate consultancy is undergoing a major transformation to enhance their delivery of innovative solutions and services. They are looking for a skilled Solutions Architect to lead the design and delivery of scalable, high-performance CRM systems, primarily using Microsoft Dynamics 365 (experience with platforms like Salesforce is also valued). This role sits within the Chief Technology Office and supports fast, iterative delivery across value streams. You'll work closely with Product Owners, Business Analysts, and Engineering teams to ensure solutions are resilient, scalable, and aligned with business and technical goals.
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        NEWFEATURED
        Job Title: Principal Software Engineer (Cloud Applications) Location: Hybrid / Remote (Hemel Hempstead) Salary: £100,000 per annum Job Type: Full Time, Permanent Eckoh is a market leader of Customer Engagement Security Solutions, supporting an international client base from our offices in the U.S. and the U.K. Eckoh is owned by Bridgepoint one of the world's leading private asset growth investors, with over $75 billion of assets under management. Our mission is to set the standard for secure interactions between consumers and the world's leading brands. Our innovative products build trust and deliver value through exceptional experiences. What do we do? Eckoh's Customer Engagement Security Solutions help our clients to take payments and transact securely with their customers through all engagement channels.
        Job Title: Principal Software Engineer (Cloud Applications) Location: Hybrid / Remote (Hemel Hempstead) Salary: £100,000 per annum Job Type: Full Time, Permanent Eckoh is a market leader of Customer Engagement Security Solutions, supporting an international client base from our offices in the U.S. and the U.K. Eckoh is owned by Bridgepoint one of the world's leading private asset growth investors, with over $75 billion of assets under management. Our mission is to set the standard for secure interactions between consumers and the world's leading brands. Our innovative products build trust and deliver value through exceptional experiences. What do we do? Eckoh's Customer Engagement Security Solutions help our clients to take payments and transact securely with their customers through all engagement channels.
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        Azure Administrator

        Queen Square Recruitment Limited
        EC2N, City of London
        From £400 to £500 per day inside IR35, DOE
        DB Admin & Developer Azure Cosmos DB Location:Central London Contract Type:6 month initial contract, starting ASAP Industry:Banking & Financial Services Day rate:Administrator £400 - 450 (TBC, inside IR35) Developer £450 - £500 (TBC, inside IR35) Our client, a large global consultancy, is seeking aDB Admin & Developerto play a key role in designing and developingscalable, secure, and high-performance applicationstailored for thebanking and financial servicessector. This is a hands-on role where you willarchitect cloud-native solutionsusingAzure Cosmos DB (SQL & Mongo APIs), designpartitioning strategies, indexing, and consistency models, and ensurereal-time processing of critical financial data. Key Responsibilities * Architect and develop cloud-native applications usingAzure Cosmos DB (SQL & Mongo APIs)
        DB Admin & Developer Azure Cosmos DB Location:Central London Contract Type:6 month initial contract, starting ASAP Industry:Banking & Financial Services Day rate:Administrator £400 - 450 (TBC, inside IR35) Developer £450 - £500 (TBC, inside IR35) Our client, a large global consultancy, is seeking aDB Admin & Developerto play a key role in designing and developingscalable, secure, and high-performance applicationstailored for thebanking and financial servicessector. This is a hands-on role where you willarchitect cloud-native solutionsusingAzure Cosmos DB (SQL & Mongo APIs), designpartitioning strategies, indexing, and consistency models, and ensurereal-time processing of critical financial data. Key Responsibilities * Architect and develop cloud-native applications usingAzure Cosmos DB (SQL & Mongo APIs)
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        Global Claims IT Leader

        MARSH CORPORATE SERVICES LIMITED
        The City, EC3R 5BU
        Pension Scheme, Private Health Insurance & life insurance
        Join Our Team as Claims IT Leader at Marsh McLennan We are seeking a talented individual to join our team at Marsh McLennan as Claims IT Leader. This role will be based in London and is a hybrid position, requiring at least one day a week in the office. You will have the responsibility of overseeing current global claims platform roll-outs, ensuring that all deliverables are implemented on time and within budget. This will involve closely monitoring the progress of these roll-outs and taking necessary actions to ensure their successful completion. * Define the claims roadmap, you will regularly review new claims capability requests. This includes evaluating whether existing platforms and solutions are still suitable for their intended purpose. If necessary, you will propose the addition of new technologies to enhance the claims capabilities.
        Join Our Team as Claims IT Leader at Marsh McLennan We are seeking a talented individual to join our team at Marsh McLennan as Claims IT Leader. This role will be based in London and is a hybrid position, requiring at least one day a week in the office. You will have the responsibility of overseeing current global claims platform roll-outs, ensuring that all deliverables are implemented on time and within budget. This will involve closely monitoring the progress of these roll-outs and taking necessary actions to ensure their successful completion. * Define the claims roadmap, you will regularly review new claims capability requests. This includes evaluating whether existing platforms and solutions are still suitable for their intended purpose. If necessary, you will propose the addition of new technologies to enhance the claims capabilities.
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        NEWPREMIUM
        Company Description At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job platform. Job Description Join our team and youll be responsible for overseeing the technical integrations and overall system architecture supporting the Workday platform. Working in thePeople Applicationsdepartment, you willensure seamless operation of integrations, monitor technical performance, and manage the adoption of system releases.
        Company Description At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job platform. Job Description Join our team and youll be responsible for overseeing the technical integrations and overall system architecture supporting the Workday platform. Working in thePeople Applicationsdepartment, you willensure seamless operation of integrations, monitor technical performance, and manage the adoption of system releases.
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        NEW
        Company Description At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job platform. Job Description Join our team and youll be responsible for overseeing the technical integrations and overall system architecture supporting the Workday platform. Working in thePeople Applicationsdepartment, you willensure seamless operation of integrations, monitor technical performance, and manage the adoption of system releases.
        Company Description At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job platform. Job Description Join our team and youll be responsible for overseeing the technical integrations and overall system architecture supporting the Workday platform. Working in thePeople Applicationsdepartment, you willensure seamless operation of integrations, monitor technical performance, and manage the adoption of system releases.
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        Staff Quality Engineer (Waitrose Apps)

        John Lewis & Partners
        SW1V, South West London, SW1V 2QQ
        Up to £92,500 per annum
        As the UKs most successful omni-channel retailer, ecommerce is a key part of our business - we run two of the busiest websites in the UK, driving a significant proportion of our sales. Our engineering practice includes 80+ teams, working on everything from Cloud platforms to mobile apps, from ecommerce functionality to machine learning. Have a quick glance of our Engineering best practices, see our engineers talk about their experience and opportunities to learn and grow; Check out our Tech stack, reach out to us if you have any questions. Visit * Flexible Working: This is a hybrid working role, therefore your time will primarily be split between working from home (in the UK) and London Head Office / Bracknell Head Office. However, there will also be an expectation to visit other locations as the need arises.
        As the UKs most successful omni-channel retailer, ecommerce is a key part of our business - we run two of the busiest websites in the UK, driving a significant proportion of our sales. Our engineering practice includes 80+ teams, working on everything from Cloud platforms to mobile apps, from ecommerce functionality to machine learning. Have a quick glance of our Engineering best practices, see our engineers talk about their experience and opportunities to learn and grow; Check out our Tech stack, reach out to us if you have any questions. Visit * Flexible Working: This is a hybrid working role, therefore your time will primarily be split between working from home (in the UK) and London Head Office / Bracknell Head Office. However, there will also be an expectation to visit other locations as the need arises.
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        The Job As a Data Engineer, you will be working in the Red Engine Business Insightsteam, helping to build out the existing data and analytics platform. This role is placed within a small team, allowing the successful candidate to work closely with the senior engineers in implementing bespoke features and enhancements to our data platform using the latest technology. In this role you will assist the senior and leadengineers as well assist in driving the development of the data platform. This will including meeting with key business stakeholders to gather technical requirements and converting these requirements into technical data solutions under the guidance of the lead engineer within the Data & Analytics platform. * Developing and maintaining data pipelines to orchestrate the ingestion of data from disparate source systems into a centralised data analytics platform.
        The Job As a Data Engineer, you will be working in the Red Engine Business Insightsteam, helping to build out the existing data and analytics platform. This role is placed within a small team, allowing the successful candidate to work closely with the senior engineers in implementing bespoke features and enhancements to our data platform using the latest technology. In this role you will assist the senior and leadengineers as well assist in driving the development of the data platform. This will including meeting with key business stakeholders to gather technical requirements and converting these requirements into technical data solutions under the guidance of the lead engineer within the Data & Analytics platform. * Developing and maintaining data pipelines to orchestrate the ingestion of data from disparate source systems into a centralised data analytics platform.
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        NEWPREMIUM
        Are you passionate about creating smart, effective solutions that make a real difference? In a system as critical and complex as the NHS, poor inventory management doesn’t just waste money — it risks lives, reduces efficiency, and erodes trust. Improvements in digital tracking, data integration, and supply chain coordination are essential to mitigate these effects. At Ingenica Solutions we build smart inventory management software solutions to help the healthcare sector gain control over inventory, track usage at the point of care, and drive efficiency across the supply chain. If you want to build solutions that have real impact on the lives of others, we invite you to join our highly talented software team as a Microsoft Dynamics Nav Developer. This is an excellent opportunity to make a meaningful impact within a collaborative and forward-thinking environment.
        Are you passionate about creating smart, effective solutions that make a real difference? In a system as critical and complex as the NHS, poor inventory management doesn’t just waste money — it risks lives, reduces efficiency, and erodes trust. Improvements in digital tracking, data integration, and supply chain coordination are essential to mitigate these effects. At Ingenica Solutions we build smart inventory management software solutions to help the healthcare sector gain control over inventory, track usage at the point of care, and drive efficiency across the supply chain. If you want to build solutions that have real impact on the lives of others, we invite you to join our highly talented software team as a Microsoft Dynamics Nav Developer. This is an excellent opportunity to make a meaningful impact within a collaborative and forward-thinking environment.
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        AI/ML engineer - SC clearance

        LA International Computer Consultants Ltd
        EC1, City of London
        £500 - £550 per day
        Role: Backend engineer Rate: IR35 Status yet to be determined Location: Remote with occasional travel to London or Corsham Duration: 6-month initial contract SC clearance required. About the Role You are a systems thinker with deep experience in backend engineering and distributed data infrastructure. You thrive in high-stakes environments, know how to ship reliable code fast, and are pragmatic about trade-o=s. You understand the unique constraints of experimental, edge-deployable systems, especially in air-gapped environments where resilience and autonomy matter most. This role focuses on building and adapting backend services to support experimental AI systems deployed in sensitive Defence contexts. You will help create and manage robust, portable pipelines for data ingestion, orchestration, model interaction, and
        Role: Backend engineer Rate: IR35 Status yet to be determined Location: Remote with occasional travel to London or Corsham Duration: 6-month initial contract SC clearance required. About the Role You are a systems thinker with deep experience in backend engineering and distributed data infrastructure. You thrive in high-stakes environments, know how to ship reliable code fast, and are pragmatic about trade-o=s. You understand the unique constraints of experimental, edge-deployable systems, especially in air-gapped environments where resilience and autonomy matter most. This role focuses on building and adapting backend services to support experimental AI systems deployed in sensitive Defence contexts. You will help create and manage robust, portable pipelines for data ingestion, orchestration, model interaction, and
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