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161 Contract API jobs in South East + 20 miles

Android Developer

Alfen Technology Ltd
RG6, Reading
Up to £450 per day
Job Title: Android Developer API & Parser Integration (Contract) We're collaborating with a pioneering technology company that's leading the charge in device-to-mobile integration. Their current Android application is tightly coupled with proprietary hardware, focusing on parsing and displaying real-time data from the device. However, they're now embarking on an ambitious new journey: decoupling the front-end and establishing an API-first ecosystem. This is where you come in. Your expertise will be instrumental in shaping this transition. You'll play a key role in rearchitecting the application, designing and implementing robust APIs, and ensuring seamless communication between the mobile app and the hardware. This is a chance to make a significant impact on the future of their product, while also expanding your skillset and working with cutting-edge technology.
Job Title: Android Developer API & Parser Integration (Contract) We're collaborating with a pioneering technology company that's leading the charge in device-to-mobile integration. Their current Android application is tightly coupled with proprietary hardware, focusing on parsing and displaying real-time data from the device. However, they're now embarking on an ambitious new journey: decoupling the front-end and establishing an API-first ecosystem. This is where you come in. Your expertise will be instrumental in shaping this transition. You'll play a key role in rearchitecting the application, designing and implementing robust APIs, and ensuring seamless communication between the mobile app and the hardware. This is a chance to make a significant impact on the future of their product, while also expanding your skillset and working with cutting-edge technology.
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Microsoft Dynamics 365 / D365 Business Central Consultant - 100% remote - inside IR35 - Market rate - initially 3 months. Exalto Consulting are currently recruiting for a contract Microsoft Dynamics 365 Business Central Consultant. You must have strong experience with Dynamics 365 Business Central ideally within AI. This will be initially 3 months, inside IR35 and is paying market rate, and remote working. You will be working on a D365 Business Central project that has been partially delivered. The client now need to bring it under internal control, stabilise it, and prepare for a larger migration programme of work and produce documentation. * Proven experience picking up and recovering poorly implemented Business Consultant projects * Strong skills in Dynamics 365 Business Central (ideally AL, API integrations, extensions)
Microsoft Dynamics 365 / D365 Business Central Consultant - 100% remote - inside IR35 - Market rate - initially 3 months. Exalto Consulting are currently recruiting for a contract Microsoft Dynamics 365 Business Central Consultant. You must have strong experience with Dynamics 365 Business Central ideally within AI. This will be initially 3 months, inside IR35 and is paying market rate, and remote working. You will be working on a D365 Business Central project that has been partially delivered. The client now need to bring it under internal control, stabilise it, and prepare for a larger migration programme of work and produce documentation. * Proven experience picking up and recovering poorly implemented Business Consultant projects * Strong skills in Dynamics 365 Business Central (ideally AL, API integrations, extensions)
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Senior Test Engineer – AWS Node Testing – Accounts

Spyrosoft Ltd
London
Up to £60,000 per annum FTC (full-time) + benefits + pension
Requirements * Playwright with JavaScript * API testing (RestAssured or similar) * Performance testing (Gatling or similar) * Montioring tools (Cloudwatch or similar) * AWS * CI/CD Location * London or Salford * Hybrid 1-2 days a week in the office * eligibility to work in the UK Role overview As a Senior Test Engineer, were looking for an experienced test specialist to work with our media client on their Account team, which is aiming to make a personalised online experience by creating components, systems and services that enable people to be tailored by their activities and interactions; from content recommendations to commenting on suggested articles. This exciting position involves testing authentication and authorisation microservices written in JavaScript and Node JS which are deployed using AWS and provide APIs and audience facing applications.
Requirements * Playwright with JavaScript * API testing (RestAssured or similar) * Performance testing (Gatling or similar) * Montioring tools (Cloudwatch or similar) * AWS * CI/CD Location * London or Salford * Hybrid 1-2 days a week in the office * eligibility to work in the UK Role overview As a Senior Test Engineer, were looking for an experienced test specialist to work with our media client on their Account team, which is aiming to make a personalised online experience by creating components, systems and services that enable people to be tailored by their activities and interactions; from content recommendations to commenting on suggested articles. This exciting position involves testing authentication and authorisation microservices written in JavaScript and Node JS which are deployed using AWS and provide APIs and audience facing applications.
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Senior GCP Data Engineer

Queen Square Recruitment Limited
London
£500 per day
Position:Senior GCP Data Engineer Location:London (Hybrid 3 days onsite) Contract Type:12-month Contract Day Rate:£500(Inside IR35) Start Date: ASAP Client:Leading Investment Bank (Cyber Security Division)?? Why Join Us? * Innovative Projects:Lead the development of cutting-edge data solutions within the cyber security domain. * Collaborative Environment:Work alongside a team of seasoned professionals in a supportive setting. * Professional Growth:Engage in projects that offer opportunities for skill enhancement and career advancement. Role Overview We are seeking a seasoned Senior GCP Data Engineer to spearhead data initiatives within our cyber security division. The ideal candidate will possess a robust background in data engineering, particularly within the Google Cloud Platform (GCP), and will be adept at designing and implementing scalable data solutions.
Position:Senior GCP Data Engineer Location:London (Hybrid 3 days onsite) Contract Type:12-month Contract Day Rate:£500(Inside IR35) Start Date: ASAP Client:Leading Investment Bank (Cyber Security Division)?? Why Join Us? * Innovative Projects:Lead the development of cutting-edge data solutions within the cyber security domain. * Collaborative Environment:Work alongside a team of seasoned professionals in a supportive setting. * Professional Growth:Engage in projects that offer opportunities for skill enhancement and career advancement. Role Overview We are seeking a seasoned Senior GCP Data Engineer to spearhead data initiatives within our cyber security division. The ideal candidate will possess a robust background in data engineering, particularly within the Google Cloud Platform (GCP), and will be adept at designing and implementing scalable data solutions.
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Job Title: Lead Enterprise Architect - Advanced Analytics Location: Hybrid - London office in Southwark Bridge 2 days per week Duration: 3 Months Clearance: BPSS - Sole UK National Rate: £650 per day - via Umbrella Only As the Lead Enterprise Architect for our Advanced Analytics business unit, you will lead the development of innovative tools and systems that power data-driven insights and analytics across the organisation. Your leadership will play a pivotal role in driving the next generation of advanced analytics capabilities, ensuring world-class performance, scalability, and efficiency. This high-visibility role offers a broad scope of responsibility, where you'll influence the direction of our analytics solutions and shape the way we leverage data to optimise business outcomes.
Job Title: Lead Enterprise Architect - Advanced Analytics Location: Hybrid - London office in Southwark Bridge 2 days per week Duration: 3 Months Clearance: BPSS - Sole UK National Rate: £650 per day - via Umbrella Only As the Lead Enterprise Architect for our Advanced Analytics business unit, you will lead the development of innovative tools and systems that power data-driven insights and analytics across the organisation. Your leadership will play a pivotal role in driving the next generation of advanced analytics capabilities, ensuring world-class performance, scalability, and efficiency. This high-visibility role offers a broad scope of responsibility, where you'll influence the direction of our analytics solutions and shape the way we leverage data to optimise business outcomes.
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CX Developer

CEI England Limited T/A CEI GB
Isleworth, London, TW7 5QD
£430 per day
Hello, Role Google DialogFlow CX Developer\Engineer Duration 6+ Months Location SKY HQ Western Road Osterley Greater London TW7 5QD (Hybrid/2 days a week) We are looking for an Engineer\Developer who is an expert in Google CCAI & Google DialogFlow. Experience of Google CCAI, DialogFlow & developing voice bots Experience developing GenAI enabled voice bots Great communication skills Preferred but not essential, experience of using GraphQL & API integrations. Thanks Sugan
Hello, Role Google DialogFlow CX Developer\Engineer Duration 6+ Months Location SKY HQ Western Road Osterley Greater London TW7 5QD (Hybrid/2 days a week) We are looking for an Engineer\Developer who is an expert in Google CCAI & Google DialogFlow. Experience of Google CCAI, DialogFlow & developing voice bots Experience developing GenAI enabled voice bots Great communication skills Preferred but not essential, experience of using GraphQL & API integrations. Thanks Sugan
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6 months London - hybrid x2 day onsite x3 remote Active SC cleared or eligible candidates will be considered Inside ir35 - umbrella only This is an ideal role for an architect who is looking for a new challenge to help implement data strategy across a complex programme which is at the heart of the core UK Brexit capability. The ideal candidate will be responsible for designing, implementing, and maintaining our Dynatrace-based monitoring and observability solution, ensuring optimal performance, scalability, and reliability of our enterprise applications and infrastructure. The candidate will be working in a multi-supplier team and will be responsible for leading team members. Essential skills and experience * Dynatrace is MANDATORY 'Application Architect with experience of working in a distributed enterprise landscape.
6 months London - hybrid x2 day onsite x3 remote Active SC cleared or eligible candidates will be considered Inside ir35 - umbrella only This is an ideal role for an architect who is looking for a new challenge to help implement data strategy across a complex programme which is at the heart of the core UK Brexit capability. The ideal candidate will be responsible for designing, implementing, and maintaining our Dynatrace-based monitoring and observability solution, ensuring optimal performance, scalability, and reliability of our enterprise applications and infrastructure. The candidate will be working in a multi-supplier team and will be responsible for leading team members. Essential skills and experience * Dynatrace is MANDATORY 'Application Architect with experience of working in a distributed enterprise landscape.
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FEATUREDNEW
6 months London - hybrid x2 day onsite x3 remote Active SC cleared or eligible candidates will be considered Inside ir35 - umbrella only This is an ideal role for an architect who is looking for a new challenge to help implement data strategy across a complex programme which is at the heart of the core UK Brexit capability. The ideal candidate will be responsible for designing, implementing, and maintaining our Dynatrace-based monitoring and observability solution, ensuring optimal performance, scalability, and reliability of our enterprise applications and infrastructure. The candidate will be working in a multi-supplier team and will be responsible for leading team members. Essential skills and experience * Dynatrace is MANDATORY "Application Architect with experience of working in a distributed enterprise landscape.
6 months London - hybrid x2 day onsite x3 remote Active SC cleared or eligible candidates will be considered Inside ir35 - umbrella only This is an ideal role for an architect who is looking for a new challenge to help implement data strategy across a complex programme which is at the heart of the core UK Brexit capability. The ideal candidate will be responsible for designing, implementing, and maintaining our Dynatrace-based monitoring and observability solution, ensuring optimal performance, scalability, and reliability of our enterprise applications and infrastructure. The candidate will be working in a multi-supplier team and will be responsible for leading team members. Essential skills and experience * Dynatrace is MANDATORY "Application Architect with experience of working in a distributed enterprise landscape.
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Dynatrace Architect

LA International Computer Consultants Ltd
Lambeth, SE1 7ND
£500 - £600 per day
Be aware they maybe needed onsite 2/3 days a week - London This is an ideal role for an architect who is looking for a new challenge to help implement data strategy across a complex programme which is at the heart of the core UK Brexit capability. The ideal candidate will be responsible for designing, implementing, and maintaining our Dynatrace-based monitoring and observability solution, ensuring optimal performance, scalability, and reliability of our enterprise applications and infrastructure. The candidate will be working in a multi-supplier team and will be responsible for leading team members Dynatrace is MANDATORY 'Application Architect with experience of working in a distributed enterprise landscape. Some experience of broad spectrum integration patterns, web services, xml, wsdl, json/REST, APIs, batch workloads.
Be aware they maybe needed onsite 2/3 days a week - London This is an ideal role for an architect who is looking for a new challenge to help implement data strategy across a complex programme which is at the heart of the core UK Brexit capability. The ideal candidate will be responsible for designing, implementing, and maintaining our Dynatrace-based monitoring and observability solution, ensuring optimal performance, scalability, and reliability of our enterprise applications and infrastructure. The candidate will be working in a multi-supplier team and will be responsible for leading team members Dynatrace is MANDATORY 'Application Architect with experience of working in a distributed enterprise landscape. Some experience of broad spectrum integration patterns, web services, xml, wsdl, json/REST, APIs, batch workloads.
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GCP Data Architect

Stott & May Professional Search Limited
London
Up to £0.00 per annum
Start: ASAP Duration: initial 12-month contract Pay: inside IR35, negotiable Location: central London (3-days per week in office) We're looking for an experienced GCP Data Architect to join our Architecture team as part of a major transformation programme. You'll play a key role in designing and delivering secure, scalable, and cost-effective cloud solutions, working closely with business and IT stakeholders across multiple domains. - Shape and maintain IT roadmaps aligned with business capabilities - Design GCP-based architectures that meet security, compliance, and operational standards - Advise on application upgrades, migrations, and cloud strategies - Contribute to architecture governance (Design Authority/ARB) - Support agile delivery teams with architectural oversight - Lead cloud simplification and automation initiatives
Start: ASAP Duration: initial 12-month contract Pay: inside IR35, negotiable Location: central London (3-days per week in office) We're looking for an experienced GCP Data Architect to join our Architecture team as part of a major transformation programme. You'll play a key role in designing and delivering secure, scalable, and cost-effective cloud solutions, working closely with business and IT stakeholders across multiple domains. - Shape and maintain IT roadmaps aligned with business capabilities - Design GCP-based architectures that meet security, compliance, and operational standards - Advise on application upgrades, migrations, and cloud strategies - Contribute to architecture governance (Design Authority/ARB) - Support agile delivery teams with architectural oversight - Lead cloud simplification and automation initiatives
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Start: ASAP Duration: initial 12-month contract Pay: inside IR35, negotiable Location: central London (3-days per week in office) We're looking for an experienced GCP Data Architect to join our Architecture team as part of a major transformation programme. You'll play a key role in designing and delivering secure, scalable, and cost-effective cloud solutions, working closely with business and IT stakeholders across multiple domains. - Shape and maintain IT roadmaps aligned with business capabilities - Design GCP-based architectures that meet security, compliance, and operational standards - Advise on application upgrades, migrations, and cloud strategies - Contribute to architecture governance (Design Authority/ARB) - Support agile delivery teams with architectural oversight - Lead cloud simplification and automation initiatives
Start: ASAP Duration: initial 12-month contract Pay: inside IR35, negotiable Location: central London (3-days per week in office) We're looking for an experienced GCP Data Architect to join our Architecture team as part of a major transformation programme. You'll play a key role in designing and delivering secure, scalable, and cost-effective cloud solutions, working closely with business and IT stakeholders across multiple domains. - Shape and maintain IT roadmaps aligned with business capabilities - Design GCP-based architectures that meet security, compliance, and operational standards - Advise on application upgrades, migrations, and cloud strategies - Contribute to architecture governance (Design Authority/ARB) - Support agile delivery teams with architectural oversight - Lead cloud simplification and automation initiatives
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Start: ASAP Duration: initial 12-month contract Pay: inside IR35, negotiable Location: central London (3-days per week in office) We are looking for a Senior GCP Data Engineer to join its Cyber Security team on a contract basis. You'll be responsible for delivering high-quality data engineering solutions using Google Cloud Platform, supporting large-scale data ingestion, transformation, and integration projects. - Build and maintain APIs and backend systems - Develop and optimise GCP-based data pipelines (BigQuery, DataFlow, Composer) - Design scalable data models and cloud data lakes - Integrate data from cloud and on-prem sources - Automate infrastructure with Terraform and CI/CD tools - Collaborate with product teams to deliver business value - 8+ years in data engineering, with strong GCP expertise - Proficient in Python, SQL, and core GCP services
Start: ASAP Duration: initial 12-month contract Pay: inside IR35, negotiable Location: central London (3-days per week in office) We are looking for a Senior GCP Data Engineer to join its Cyber Security team on a contract basis. You'll be responsible for delivering high-quality data engineering solutions using Google Cloud Platform, supporting large-scale data ingestion, transformation, and integration projects. - Build and maintain APIs and backend systems - Develop and optimise GCP-based data pipelines (BigQuery, DataFlow, Composer) - Design scalable data models and cloud data lakes - Integrate data from cloud and on-prem sources - Automate infrastructure with Terraform and CI/CD tools - Collaborate with product teams to deliver business value - 8+ years in data engineering, with strong GCP expertise - Proficient in Python, SQL, and core GCP services
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Senior GCP Data Engineer

Stott & May Professional Search Limited
London
Up to £0.00 per annum
Start: ASAP Duration: initial 12-month contract Pay: inside IR35, negotiable Location: central London (3-days per week in office) We are looking for a Senior GCP Data Engineer to join its Cyber Security team on a contract basis. You'll be responsible for delivering high-quality data engineering solutions using Google Cloud Platform, supporting large-scale data ingestion, transformation, and integration projects. - Build and maintain APIs and backend systems - Develop and optimise GCP-based data pipelines (BigQuery, DataFlow, Composer) - Design scalable data models and cloud data lakes - Integrate data from cloud and on-prem sources - Automate infrastructure with Terraform and CI/CD tools - Collaborate with product teams to deliver business value - 8+ years in data engineering, with strong GCP expertise - Proficient in Python, SQL, and core GCP services
Start: ASAP Duration: initial 12-month contract Pay: inside IR35, negotiable Location: central London (3-days per week in office) We are looking for a Senior GCP Data Engineer to join its Cyber Security team on a contract basis. You'll be responsible for delivering high-quality data engineering solutions using Google Cloud Platform, supporting large-scale data ingestion, transformation, and integration projects. - Build and maintain APIs and backend systems - Develop and optimise GCP-based data pipelines (BigQuery, DataFlow, Composer) - Design scalable data models and cloud data lakes - Integrate data from cloud and on-prem sources - Automate infrastructure with Terraform and CI/CD tools - Collaborate with product teams to deliver business value - 8+ years in data engineering, with strong GCP expertise - Proficient in Python, SQL, and core GCP services
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Contract .NET Developer - £500-550pd .NET | Azure | C# | SQL | Insurance Location:Central London 2 days pw Senior .NET Engineer required by our established Insurance client, to work on their market-leading product utilizing the .NET stack. Recognized as a leading InsureTech, you will be working in a growing technology team renowned for its high-performance engineering environment. * Backend software development experience, with expertise in C#, .NET, SQL and Azure. * Proficient in designing and developing APIs with a focus on performance, scalability, and security. * Extensive experience in cloud environments (preferably MS Azure), specializing in microservices and serverless architecture. * Familiarity with JavaScript and/or TypeScript and ReactJS. * Proficiency in agile methodologies and cross-team collaboration.
Contract .NET Developer - £500-550pd .NET | Azure | C# | SQL | Insurance Location:Central London 2 days pw Senior .NET Engineer required by our established Insurance client, to work on their market-leading product utilizing the .NET stack. Recognized as a leading InsureTech, you will be working in a growing technology team renowned for its high-performance engineering environment. * Backend software development experience, with expertise in C#, .NET, SQL and Azure. * Proficient in designing and developing APIs with a focus on performance, scalability, and security. * Extensive experience in cloud environments (preferably MS Azure), specializing in microservices and serverless architecture. * Familiarity with JavaScript and/or TypeScript and ReactJS. * Proficiency in agile methodologies and cross-team collaboration.
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Role Overview * We are seeking a skilled and experienced software engineer to develop and optimise Vulkan drivers and related software components for our GPU platform. * This role focuses on ensuring compliance with the Vulkan standard and delivering high performance across a range of workloads. Key Responsibilities * Design, implement, and maintain Vulkan drivers tailored to our custom GPU architecture * Ensure full conformance with the Vulkan API and optimise performance across varied use cases * Develop shader compilers and runtime components within the Vulkan software stack * Optimise both graphics and compute pipelines for a vector core-based architecture * Work closely with hardware engineers to inform and influence architectural decisions * Investigate and resolve driver-related issues across multiple applications and environments
Role Overview * We are seeking a skilled and experienced software engineer to develop and optimise Vulkan drivers and related software components for our GPU platform. * This role focuses on ensuring compliance with the Vulkan standard and delivering high performance across a range of workloads. Key Responsibilities * Design, implement, and maintain Vulkan drivers tailored to our custom GPU architecture * Ensure full conformance with the Vulkan API and optimise performance across varied use cases * Develop shader compilers and runtime components within the Vulkan software stack * Optimise both graphics and compute pipelines for a vector core-based architecture * Work closely with hardware engineers to inform and influence architectural decisions * Investigate and resolve driver-related issues across multiple applications and environments
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Job Title: ERP Workstream Delivery Lead (Integrations) Day rate: £550PD - £600PD (Outside IR35) Location: Central London (Hybrid) Contract: 9 Month ERP Workstream Delivery Lead required to join a pan-European Real Estate company who are kicking of a large ERP programme to implement Dynamics 365 Finance & Operations. We are looking for a candidate that is used to working in a lean team and able to manage the API integration workstream. I am looking for a candidate that is comfortable operating as a Business Analyst, Project Manager with good technical skills and worked on a variety of ERP implementations specifically D365. * Lead the delivery of the integration workstream within a large-scale D365F&O rollout * Define integration scope, documentation, and delivery plans in collaboration with solution architects and third-party vendors
Job Title: ERP Workstream Delivery Lead (Integrations) Day rate: £550PD - £600PD (Outside IR35) Location: Central London (Hybrid) Contract: 9 Month ERP Workstream Delivery Lead required to join a pan-European Real Estate company who are kicking of a large ERP programme to implement Dynamics 365 Finance & Operations. We are looking for a candidate that is used to working in a lean team and able to manage the API integration workstream. I am looking for a candidate that is comfortable operating as a Business Analyst, Project Manager with good technical skills and worked on a variety of ERP implementations specifically D365. * Lead the delivery of the integration workstream within a large-scale D365F&O rollout * Define integration scope, documentation, and delivery plans in collaboration with solution architects and third-party vendors
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Contract Product Owner

La Fosse
SW1, South West London
£500 - 600 per day
Platform Product Owner - FinTech - Up to £600 per day Outside IR35 - London (Hybrid) Are you passionate about building world-class API platforms that enable innovation at scale? A fast-growing FinTech is seeking a Platform Product Owner to shape the future of their API services – supporting both internal engineering teams and external partners. The Role As a key member of the Platform Product team, you’ll be instrumental in translating strategic goals into clear, deliverable product roadmaps. You'll work at the intersection of commercial vision and technical execution, enabling agile, high-quality delivery across the organisation. * Defining and delivering new platform capabilities from concept to release * Creating and maintaining product roadmaps and managing communication around progress, risks, and issues
Platform Product Owner - FinTech - Up to £600 per day Outside IR35 - London (Hybrid) Are you passionate about building world-class API platforms that enable innovation at scale? A fast-growing FinTech is seeking a Platform Product Owner to shape the future of their API services – supporting both internal engineering teams and external partners. The Role As a key member of the Platform Product team, you’ll be instrumental in translating strategic goals into clear, deliverable product roadmaps. You'll work at the intersection of commercial vision and technical execution, enabling agile, high-quality delivery across the organisation. * Defining and delivering new platform capabilities from concept to release * Creating and maintaining product roadmaps and managing communication around progress, risks, and issues
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A global Tech Company requires a Contract hands on Technical OneTrust SME to support the design, configuration, and integration of OneTrust’s Data Privacy Management suite—particularly focused on DSAR automation, API-based integrations, and data redaction workflows. The ideal candidate will have a strong background in OneTrust configuration and a proven track record implementing technical workflows that connect tools like Gmail, Slack, and internal data sources via APIs. * Day Rate: £400-£500pd * IR35 Status: Outside * Duration: 6 Months initially * Travel: Hybrid (couple days a month in C.London) * Design, implement, and optimise DSAR automation workflows within OneTrust, leveraging built-in features and custom scripts * Set up API integrations between OneTrust and third-party systems such as Slack, Gmail, Microsoft 365, ServiceNow, or internal databases
A global Tech Company requires a Contract hands on Technical OneTrust SME to support the design, configuration, and integration of OneTrust’s Data Privacy Management suite—particularly focused on DSAR automation, API-based integrations, and data redaction workflows. The ideal candidate will have a strong background in OneTrust configuration and a proven track record implementing technical workflows that connect tools like Gmail, Slack, and internal data sources via APIs. * Day Rate: £400-£500pd * IR35 Status: Outside * Duration: 6 Months initially * Travel: Hybrid (couple days a month in C.London) * Design, implement, and optimise DSAR automation workflows within OneTrust, leveraging built-in features and custom scripts * Set up API integrations between OneTrust and third-party systems such as Slack, Gmail, Microsoft 365, ServiceNow, or internal databases
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Job Title: Principal DevOps Engineer Location: Remote Clearance Required: Active SC Rate: £600 per day - Umbrella Only 'You will require additional vetting for this position, which means the process can take longer than the usual onboarding process with Capgemini. Please do not hesitate to get in touch if you have any queries.' * Translate architectural designs to task backlogs; selecting which tasks require technical spikes to derisk these and the optimal order for these to be delivered * Form hypotheses on the technical approaches to diverse problems * Prove/Disprove those hypotheses by defining and delivering experimental spikes (involving use of cloud native services and bespoke code) * Define technical tasks and estimate implementation effort * Ultimately, present enough evidence to allow decisions on the future approach of product teams to be data driven.
Job Title: Principal DevOps Engineer Location: Remote Clearance Required: Active SC Rate: £600 per day - Umbrella Only 'You will require additional vetting for this position, which means the process can take longer than the usual onboarding process with Capgemini. Please do not hesitate to get in touch if you have any queries.' * Translate architectural designs to task backlogs; selecting which tasks require technical spikes to derisk these and the optimal order for these to be delivered * Form hypotheses on the technical approaches to diverse problems * Prove/Disprove those hypotheses by defining and delivering experimental spikes (involving use of cloud native services and bespoke code) * Define technical tasks and estimate implementation effort * Ultimately, present enough evidence to allow decisions on the future approach of product teams to be data driven.
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IAM Architect

Syntax Consultancy Ltd
Chelsea, SW7 2NB
£450 - £450 Per Day 450/day (Outside IR35)
6 Month Contract London (Hybrid) £450/day (Outside IR35) Hybrid working - with 2 to 3 days/week in the office + the rest of the time working remotely from home (WFH). A chance to work with a global IT services consultancy on an IAM solutions projects for a global Telecommunications client. Start ASAP in May 2025. * Identity and Access Management (IAM) Architect needed to join the Cloud Security Team. * Hands-on experience with IAM tools such as Entra ID (Azure AD), Okta, AWS IAM, GCP IAM, SailPoint, CyberArk. * Architecting, designing + implementing secure, scalable IAM solutions within multi-cloud environments. * Designing + implementing IAM solutions across AWS, GCP + Microsoft Entra environments.
6 Month Contract London (Hybrid) £450/day (Outside IR35) Hybrid working - with 2 to 3 days/week in the office + the rest of the time working remotely from home (WFH). A chance to work with a global IT services consultancy on an IAM solutions projects for a global Telecommunications client. Start ASAP in May 2025. * Identity and Access Management (IAM) Architect needed to join the Cloud Security Team. * Hands-on experience with IAM tools such as Entra ID (Azure AD), Okta, AWS IAM, GCP IAM, SailPoint, CyberArk. * Architecting, designing + implementing secure, scalable IAM solutions within multi-cloud environments. * Designing + implementing IAM solutions across AWS, GCP + Microsoft Entra environments.
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IAM Architect

Syntax Consultancy Limited
Chelsea, SW7 2NB
450/day (Outside IR35)
6 Month Contract London (Hybrid) £450/day (Outside IR35) Hybrid working - with 2 to 3 days/week in the office + the rest of the time working remotely from home (WFH). A chance to work with a global IT services consultancy on an IAM solutions projects for a global Telecommunications client. Start ASAP in May 2025. * Identity and Access Management (IAM) Architect needed to join the Cloud Security Team. * Hands-on experience with IAM tools such as Entra ID (Azure AD), Okta, AWS IAM, GCP IAM, SailPoint, CyberArk. * Architecting, designing + implementing secure, scalable IAM solutions within multi-cloud environments. * Designing + implementing IAM solutions across AWS, GCP + Microsoft Entra environments.
6 Month Contract London (Hybrid) £450/day (Outside IR35) Hybrid working - with 2 to 3 days/week in the office + the rest of the time working remotely from home (WFH). A chance to work with a global IT services consultancy on an IAM solutions projects for a global Telecommunications client. Start ASAP in May 2025. * Identity and Access Management (IAM) Architect needed to join the Cloud Security Team. * Hands-on experience with IAM tools such as Entra ID (Azure AD), Okta, AWS IAM, GCP IAM, SailPoint, CyberArk. * Architecting, designing + implementing secure, scalable IAM solutions within multi-cloud environments. * Designing + implementing IAM solutions across AWS, GCP + Microsoft Entra environments.
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Angular Frontend Developer (SC Cleared)

JLA Resourcing Ltd
TW12, Hampton
up to £550 per day Inside IR35
Role: Angular Frontend Developer (SC Cleared) Location: Hybrid - One day a week onsite in West London Contract: Initial 3 months Rate: Up to £550 per day Start: ASAP IR35 Status: Inside IR35 This role has been deemed Inside IR35 and will require you to work through an umbrella company. The Opportunity We are looking an SC Cleared Frontend Developer to lead the design, development, and implementation of a complex front-end development project. You will play a key role in delivering innovative UI solutions that align with project objectives and business goals. This is a hybrid role, requiring one day a week onsite in West Sussex, paying a daily rate of up to £550 per day, with an initial 3-month contract. There is a high probability that the contract will extend past this initial period.
Role: Angular Frontend Developer (SC Cleared) Location: Hybrid - One day a week onsite in West London Contract: Initial 3 months Rate: Up to £550 per day Start: ASAP IR35 Status: Inside IR35 This role has been deemed Inside IR35 and will require you to work through an umbrella company. The Opportunity We are looking an SC Cleared Frontend Developer to lead the design, development, and implementation of a complex front-end development project. You will play a key role in delivering innovative UI solutions that align with project objectives and business goals. This is a hybrid role, requiring one day a week onsite in West Sussex, paying a daily rate of up to £550 per day, with an initial 3-month contract. There is a high probability that the contract will extend past this initial period.
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Integration Engineer

I3 Resourcing Limited
London
£600 - £700 per day
City of London - Contract Circa £700 per day OUTSIDE IR35 APIs ; Data Flows ; Azure Logic Apps Working with prestigious London market insurer I am looking for an experienced integration engineer to ensure my clients platforms can communicate effectively and securely. They've invested in a data platform, but it's currently under-connected. This results in trapped and underused data. You will unlock the value of our platform by delivering key integrations across business systems. You will make the platform useful in daily operations, helping us deliver value from the work already done. By working directly with business and project teams, you will be in the perfect place to build relationships to support our operational responsibilities such as maintaining our data quality, timeliness, and spotting opportunities to continually improve the way they transform data.
City of London - Contract Circa £700 per day OUTSIDE IR35 APIs ; Data Flows ; Azure Logic Apps Working with prestigious London market insurer I am looking for an experienced integration engineer to ensure my clients platforms can communicate effectively and securely. They've invested in a data platform, but it's currently under-connected. This results in trapped and underused data. You will unlock the value of our platform by delivering key integrations across business systems. You will make the platform useful in daily operations, helping us deliver value from the work already done. By working directly with business and project teams, you will be in the perfect place to build relationships to support our operational responsibilities such as maintaining our data quality, timeliness, and spotting opportunities to continually improve the way they transform data.
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La Fosse are currently partnered with a customer who are looking to recruit a Cloud and Infrastructure Engineer into their team, on an initial 6 month contract, with a view to extend to 12 months. This role is outside IR35, paying £500 per day and will be 50/50 between office and home working. The office location for this role is Central London. We are looking for a highly motivated Cloud Infrastructure Engineer to build and manage our cloud estate. As the Cloud Infrastructure Engineer you will work alongside our developers, data engineers and 3rd party vendors to build and design both internally built workloads and off the shelf solutions in a resilient and reliable manner. You will also be providing both reactive and pro-active operational support of the environment.
La Fosse are currently partnered with a customer who are looking to recruit a Cloud and Infrastructure Engineer into their team, on an initial 6 month contract, with a view to extend to 12 months. This role is outside IR35, paying £500 per day and will be 50/50 between office and home working. The office location for this role is Central London. We are looking for a highly motivated Cloud Infrastructure Engineer to build and manage our cloud estate. As the Cloud Infrastructure Engineer you will work alongside our developers, data engineers and 3rd party vendors to build and design both internally built workloads and off the shelf solutions in a resilient and reliable manner. You will also be providing both reactive and pro-active operational support of the environment.
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FEATUREDNEW

Solution Architect

Prodapt (UK) Limited
MK9, Milton Keynes
Unspecified
Contract: 6 Months Location: Milton Keynes Mode: Hybrid We are seeking an experienced Telecom Solution Architect with a strong background in OSS/BSS and Salesforce architecture. The ideal candidate will have a comprehensive understanding of the Lead to Cash process, Service Delivery frameworks, and some familiarity with Service Management principles. You will play a critical role in designing and implementing innovative solutions that enhance our telecommunications services and improve customer experiences. * Design and architect end-to-end OSS/BSS solutions tailored to meet the needs of our telecommunications services. * Collaborate with cross-functional teams to integrate Salesforce capabilities with existing systems and processes. * Analyze business requirements and translate them into technical specifications, ensuring alignment with Lead to Cash processes.
Contract: 6 Months Location: Milton Keynes Mode: Hybrid We are seeking an experienced Telecom Solution Architect with a strong background in OSS/BSS and Salesforce architecture. The ideal candidate will have a comprehensive understanding of the Lead to Cash process, Service Delivery frameworks, and some familiarity with Service Management principles. You will play a critical role in designing and implementing innovative solutions that enhance our telecommunications services and improve customer experiences. * Design and architect end-to-end OSS/BSS solutions tailored to meet the needs of our telecommunications services. * Collaborate with cross-functional teams to integrate Salesforce capabilities with existing systems and processes. * Analyze business requirements and translate them into technical specifications, ensuring alignment with Lead to Cash processes.
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What is the average salary for API in South East?

Average salary per year
£67,499

The average salary for a API in South East is £67,499. API in South East salaries range from £52,499 to £82,499.

Frequently Asked Questions

How many contract API jobs are there in South East?
There are 161 contract API jobs within 20 miles of South East available on Jobsite right now.
Where in South East are these contract jobs?
You can find contract jobs in London, Buckinghamshire, Essex.
What other similar jobs are there to contract API jobs in South East?
As well as contract API jobs in South East, you can find contract IT, Software Development, Architecture, amongst many others.