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        67

        6 Contract API jobs in Doncaster + 20 miles

        Automation Engineer

        Vallum Associates Limited
        Sheffield (S1)
        £450 per day
        Build and maintain an automated test framework and suites for API, event, and graph-based services (Python/PyTest). Perform API automation, contract testing, and replay/reprocessing scenarios.
        Build and maintain an automated test framework and suites for API, event, and graph-based services (Python/PyTest). Perform API automation, contract testing, and replay/reprocessing scenarios.
        more

        Senior Full-Stack AI Engineer

        Stealth IT Consulting Limited
        Sheffield (S1)
        £500 per day inside IR35
        Contract Details * Location: Sheffield 3 days onsite per week (mandatory) Grosvenor House, 1 Wellington St, Sheffield City Centre, Sheffield S1 4NB * Contract Duration: Until 30/11/2026 * Rate:£500 per day * IR35 Status:Inside IR35 - Role Overview - We are seeking a Senior Full-Stack AI Engineer to build an end-to-end AI-powered helpdesk product, spanning web applications, backend APIs, agent orchestration, and enterprise workflow automation. The successful contractor will work across the full product lifecycle, delivering scalable and secure AI-enabled support solutions for enterprise users. Key Responsibilities * Design and develop user-facing applications for employees, support agents, and administrators. o Chat interfaces - o Ticket submission - o Status tracking - o Escalation workflows - o Password resets - o Account unlocks - o Software access requests - o Knowledge-based troubleshooting
        Contract Details * Location: Sheffield 3 days onsite per week (mandatory) Grosvenor House, 1 Wellington St, Sheffield City Centre, Sheffield S1 4NB * Contract Duration: Until 30/11/2026 * Rate:£500 per day * IR35 Status:Inside IR35 - Role Overview - We are seeking a Senior Full-Stack AI Engineer to build an end-to-end AI-powered helpdesk product, spanning web applications, backend APIs, agent orchestration, and enterprise workflow automation. The successful contractor will work across the full product lifecycle, delivering scalable and secure AI-enabled support solutions for enterprise users. Key Responsibilities * Design and develop user-facing applications for employees, support agents, and administrators. o Chat interfaces - o Ticket submission - o Status tracking - o Escalation workflows - o Password resets - o Account unlocks - o Software access requests - o Knowledge-based troubleshooting
        more
        FEATURED

        Netsuite Administrator

        Elevation Recruitment
        Doncaster, South Yorkshire
        £45k - 55k per year
        Elevation Recruitment Group are working with a growing business on an exciting fixed-term engagement to support the optimisation and rollout of its core platforms Oracle NetSuite. This is a hands-on role sitting at the intersection of IT and business operations, working closely with Finance, Sales, Operations and Account Management to make sure these systems are configured, stable, and embedded for the long term. * Administering and optimise NetSuite across modules including SA, GL, AR, AP, FAM, CRM, WMS, Projects and more * Conduct structured process reviews with business teams and translate requirements into system design and configuration * Build and maintain dashboards, saved searches, and reports that drive genuine business insight * Support ETL activities and oversee integrations with internal and third-party platforms
        Elevation Recruitment Group are working with a growing business on an exciting fixed-term engagement to support the optimisation and rollout of its core platforms Oracle NetSuite. This is a hands-on role sitting at the intersection of IT and business operations, working closely with Finance, Sales, Operations and Account Management to make sure these systems are configured, stable, and embedded for the long term. * Administering and optimise NetSuite across modules including SA, GL, AR, AP, FAM, CRM, WMS, Projects and more * Conduct structured process reviews with business teams and translate requirements into system design and configuration * Build and maintain dashboards, saved searches, and reports that drive genuine business insight * Support ETL activities and oversee integrations with internal and third-party platforms
        more
        FEATURED
        A bit about us... Please allow us to celebrate our own success for a moment... We've built a customer-centric product that is market-leading, and we are smashing it! We're a multi-award-winning digital payments and insight platform within the automotive industry. We work with over 5,000 automotive retailers, helping drivers to pay for motoring costs, accessories, and other services through a variety of different payment options. Our purpose is to build a solution that gives drivers peace of mind while enhancing customer experience and assisting with dealer profitability. Bumper is a fast-growing payment scale-up and were excited to continue building on our growth having completed a successful Series B funding round in 2024. Were looking to hire a dynamic and passionate Junior Backend Engineer, based in either Sheffield or London .
        A bit about us... Please allow us to celebrate our own success for a moment... We've built a customer-centric product that is market-leading, and we are smashing it! We're a multi-award-winning digital payments and insight platform within the automotive industry. We work with over 5,000 automotive retailers, helping drivers to pay for motoring costs, accessories, and other services through a variety of different payment options. Our purpose is to build a solution that gives drivers peace of mind while enhancing customer experience and assisting with dealer profitability. Bumper is a fast-growing payment scale-up and were excited to continue building on our growth having completed a successful Series B funding round in 2024. Were looking to hire a dynamic and passionate Junior Backend Engineer, based in either Sheffield or London .
        more
        We are looking for Staff Engineers to join a new team within Protect and play a central role in building the next generation of our IP platform. Protect serves some of the world's largest patent filers, helping them manage the full intellectual property lifecycle, from filing and translation through to renewals, recordals, and portfolio management. We are in the middle of a significant platform evolution: moving from a services-led model to a modern SaaS product suite and open collaboration platform, with AI-enabled capabilities woven throughout. This is a hands-on engineering role in a team being built from scratch with modern ways of working, modern tooling, and a clear DevSecOps mindset. You will design, build, and ship software that directly impacts how IP professionals work. The team will build new systems while also maintaining, upgrading, and retiring legacy ones.
        We are looking for Staff Engineers to join a new team within Protect and play a central role in building the next generation of our IP platform. Protect serves some of the world's largest patent filers, helping them manage the full intellectual property lifecycle, from filing and translation through to renewals, recordals, and portfolio management. We are in the middle of a significant platform evolution: moving from a services-led model to a modern SaaS product suite and open collaboration platform, with AI-enabled capabilities woven throughout. This is a hands-on engineering role in a team being built from scratch with modern ways of working, modern tooling, and a clear DevSecOps mindset. You will design, build, and ship software that directly impacts how IP professionals work. The team will build new systems while also maintaining, upgrading, and retiring legacy ones.
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        26WD97386 - Senior Software Engineer Cloud Applications & Services - Location: Sheffield (Hybrid) The Team @ Autodesk - You will join a collaborative and distributed engineering team within Autodesk Construction Cloud, working on cloud-based services that power large-scale construction projects worldwide. The team is composed of experienced engineers across Europe and North America, working in an agile environment with a strong focus on ownership, innovation, and continuous improvement. You will be part of a backend-focused team, contributing to the development and evolution of cloud services while collaborating closely with product, UX, and platform teams. Position Overview - We are looking for a Senior Software Engineer to join our team in Sheffield and contribute to the design, development, and operation of scalable cloud-native services.
        26WD97386 - Senior Software Engineer Cloud Applications & Services - Location: Sheffield (Hybrid) The Team @ Autodesk - You will join a collaborative and distributed engineering team within Autodesk Construction Cloud, working on cloud-based services that power large-scale construction projects worldwide. The team is composed of experienced engineers across Europe and North America, working in an agile environment with a strong focus on ownership, innovation, and continuous improvement. You will be part of a backend-focused team, contributing to the development and evolution of cloud services while collaborating closely with product, UX, and platform teams. Position Overview - We are looking for a Senior Software Engineer to join our team in Sheffield and contribute to the design, development, and operation of scalable cloud-native services.
        more

        61 exact matches jobs are outside your preferred location

        Design, build, and maintain automated test frameworks (unit, integration, API, contract, E2E) * API, contract, integration testing, including asynchronous messaging (e.g., Kafka)
        Design, build, and maintain automated test frameworks (unit, integration, API, contract, E2E) * API, contract, integration testing, including asynchronous messaging (e.g., Kafka)
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        Lead Software Engineer

        Daniel James Resourcing Ltd
        Manchester (M1)
        up to £650/ day Inside IR35
        Working closely with backend engineers on API design, data flow, and system integration * Strong grasp of API-driven architecture and frontend/backend interaction
        Working closely with backend engineers on API design, data flow, and system integration * Strong grasp of API-driven architecture and frontend/backend interaction
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        Contract Java Full Stack Developer

        Spectrum It Recruitment Limited
        Nottingham (NG1)
        £375.00 - £400.00 per day
        Rate: £375-£400 per day - IR35: Inside IR35 - Duration: 6 months - Location: Fully remote working - An exciting opportunity has arisen for an experienced contract Java Full Stack Developer to join a large-scale digital transformation programme focused on modernising and enhancing a complex enterprise platform. The contract Java Full Stack Developer will work within an agile development team, you'll contribute to the ongoing support and evolution of a business-critical application suite while helping to shape the next generation SaaS solutions. This is an excellent opportunity for someone who enjoys working on challenging technical problems, modern architectures, and platform transformation. Key Responsibilities * Design, develop and maintain scalable full stack applications. * Build and enhance RESTful APIs and web-based services.
        Rate: £375-£400 per day - IR35: Inside IR35 - Duration: 6 months - Location: Fully remote working - An exciting opportunity has arisen for an experienced contract Java Full Stack Developer to join a large-scale digital transformation programme focused on modernising and enhancing a complex enterprise platform. The contract Java Full Stack Developer will work within an agile development team, you'll contribute to the ongoing support and evolution of a business-critical application suite while helping to shape the next generation SaaS solutions. This is an excellent opportunity for someone who enjoys working on challenging technical problems, modern architectures, and platform transformation. Key Responsibilities * Design, develop and maintain scalable full stack applications. * Build and enhance RESTful APIs and web-based services.
        more

        IAM Architect

        VIQU IT Recruitment
        Manchester, Greater Manchester, M60
        £500 - 600 per day
        My Customer seeking an experienced Identity and Access Management (IdAM) Architect to lead the design, implementation, and enhancement of CyberArk Privileged Access Management (PAM) and identity governance solutions across a complex enterprise environment. The successful candidate will provide technical leadership throughout the project lifecycle, working closely with project, security, architecture, and operational teams to deliver secure and scalable identity services. * Extensive hands-on experience designing, deploying, and supporting CyberArk PAM solutions within large-scale enterprise environments. * Strong background in Identity and Access Management, including Privileged Access Management (PAM), Identity Governance and Administration (IGA), and Authentication, Authorisation and Accounting (AAA) frameworks.
        My Customer seeking an experienced Identity and Access Management (IdAM) Architect to lead the design, implementation, and enhancement of CyberArk Privileged Access Management (PAM) and identity governance solutions across a complex enterprise environment. The successful candidate will provide technical leadership throughout the project lifecycle, working closely with project, security, architecture, and operational teams to deliver secure and scalable identity services. * Extensive hands-on experience designing, deploying, and supporting CyberArk PAM solutions within large-scale enterprise environments. * Strong background in Identity and Access Management, including Privileged Access Management (PAM), Identity Governance and Administration (IGA), and Authentication, Authorisation and Accounting (AAA) frameworks.
        more

        Power BI Administrator

        Oscar Associates (UK) Limited
        Manchester (M1)
        £400 - £450 per annum
        About the Role - An exciting opportunity has arisen for an experienced Power BI Administrator to join a global Cybersecurity Science and Analytics function within a large enterprise environment. This senior-level contractor role will support a high-performing team of cybersecurity specialists, engineers, and data professionals delivering advanced analytics, enterprise reporting, and insight-driven solutions at scale. This role offers strong exposure to enterprise analytics technologies, cloud platforms, DevOps practices, and modern data engineering concepts, making it an excellent opportunity for someone looking to further develop their expertise within a large-scale cyber and analytics landscape. Key Responsibilities * Administer and maintain the Power BI and Microsoft Fabric environments, ensuring platform stability, performance, scalability, and security.
        About the Role - An exciting opportunity has arisen for an experienced Power BI Administrator to join a global Cybersecurity Science and Analytics function within a large enterprise environment. This senior-level contractor role will support a high-performing team of cybersecurity specialists, engineers, and data professionals delivering advanced analytics, enterprise reporting, and insight-driven solutions at scale. This role offers strong exposure to enterprise analytics technologies, cloud platforms, DevOps practices, and modern data engineering concepts, making it an excellent opportunity for someone looking to further develop their expertise within a large-scale cyber and analytics landscape. Key Responsibilities * Administer and maintain the Power BI and Microsoft Fabric environments, ensuring platform stability, performance, scalability, and security.
        more

        Data Engineer

        Nobul Resourcing Solutions
        Manchester, Greater Manchester, M1
        £41,000 per annum
        12 Month Fixed Term Contract - Manchester - 1 day per week - About Salix - At Salix, we enable and inspire organisations to achieve net zero and create better places. We deliver and administer government funding schemes that improve energy efficiency, support clean power and help create warmer, healthier homes and resilient public buildings across the UK. Working with central government, local authorities, housing associations, universities, schools and hospitals, we combine funding delivery with practical expertise and insight to help organisations turn ambition into real-world impact. As we continue to grow and evolve, including supporting the delivery of the Warm Homes Plan and future strategic programmes, we are looking for talented people who want their work to contribute to a greener future. The Role
        12 Month Fixed Term Contract - Manchester - 1 day per week - About Salix - At Salix, we enable and inspire organisations to achieve net zero and create better places. We deliver and administer government funding schemes that improve energy efficiency, support clean power and help create warmer, healthier homes and resilient public buildings across the UK. Working with central government, local authorities, housing associations, universities, schools and hospitals, we combine funding delivery with practical expertise and insight to help organisations turn ambition into real-world impact. As we continue to grow and evolve, including supporting the delivery of the Warm Homes Plan and future strategic programmes, we are looking for talented people who want their work to contribute to a greener future. The Role
        more
        FEATURED

        Data Analyst

        Pro Contract Jobs Ltd
        York (YO1)
        From £450 to £525 per day Inside IR35
        London - x3 days onsite - 3-6 months initially - Inside IR35 - umbrella only - Job description - We are seeking 2 talented and detail-oriented Data Analysts to join the Identity and Access team. This role will focus on reviewing and ensuring the integrity of identity data flowing end-to-end from MyHR, One Identity, Active Directory, and Entra systems. The successful candidate will be responsible for verifying the accuracy of existing identity attributes, identifying any additional fields required for dynamic content mapping, and ensuring that reporting is both current and reflective of any changes. The initial scope will cover the domain for employees and contractors, followed by non-human accounts, with subsequent extension to additional domains such as MNSSTORES for store colleagues. Key Responsibilities
        London - x3 days onsite - 3-6 months initially - Inside IR35 - umbrella only - Job description - We are seeking 2 talented and detail-oriented Data Analysts to join the Identity and Access team. This role will focus on reviewing and ensuring the integrity of identity data flowing end-to-end from MyHR, One Identity, Active Directory, and Entra systems. The successful candidate will be responsible for verifying the accuracy of existing identity attributes, identifying any additional fields required for dynamic content mapping, and ensuring that reporting is both current and reflective of any changes. The initial scope will cover the domain for employees and contractors, followed by non-human accounts, with subsequent extension to additional domains such as MNSSTORES for store colleagues. Key Responsibilities
        more

        Power BI Administrator

        Oscar Associates (UK) Limited
        Manchester (M1)
        £400 - £450 per annum
        About the Role - An exciting opportunity has arisen for an experienced Power BI Administrator to join a global Cybersecurity Science and Analytics function within a large enterprise environment. This senior-level contractor role will support a high-performing team of cybersecurity specialists, engineers, and data professionals delivering advanced analytics, enterprise reporting, and insight-driven solutions at scale. This role offers strong exposure to enterprise analytics technologies, cloud platforms, DevOps practices, and modern data engineering concepts, making it an excellent opportunity for someone looking to further develop their expertise within a large-scale cyber and analytics landscape. Key Responsibilities * Administer and maintain the Power BI and Microsoft Fabric environments, ensuring platform stability, performance, scalability, and security.
        About the Role - An exciting opportunity has arisen for an experienced Power BI Administrator to join a global Cybersecurity Science and Analytics function within a large enterprise environment. This senior-level contractor role will support a high-performing team of cybersecurity specialists, engineers, and data professionals delivering advanced analytics, enterprise reporting, and insight-driven solutions at scale. This role offers strong exposure to enterprise analytics technologies, cloud platforms, DevOps practices, and modern data engineering concepts, making it an excellent opportunity for someone looking to further develop their expertise within a large-scale cyber and analytics landscape. Key Responsibilities * Administer and maintain the Power BI and Microsoft Fabric environments, ensuring platform stability, performance, scalability, and security.
        more
        Expect to tackle complex challenges involving deep API validation, mobile performance strategy, and seamless CI/CD integration to protect our core mobile and backend ecosystem. The Role This role is the quality guardian of our mobile and API ecosystem. * API Testing: Postman / Newman * API Mastery: Deep API validation and contract testing.
        Expect to tackle complex challenges involving deep API validation, mobile performance strategy, and seamless CI/CD integration to protect our core mobile and backend ecosystem. The Role This role is the quality guardian of our mobile and API ecosystem. * API Testing: Postman / Newman * API Mastery: Deep API validation and contract testing.
        more
        Were On the Beach! Since 2003, we've been rewriting the rules of how people discover, book, and experience their perfect getaway. What started as connecting people to short-haul beach holidays has evolved into something much bigger - premium beach destinations, long-haul adventures, and vibrant city breaks and thats just the beginning of our story. We send around two million holidaymakers on their dream breaks every year. And we're still growing. Powered by our deep-rooted entrepreneurial spirit, proprietary tech, curiosity and our incredible people, were accelerating - delivering best in class technology, the ultimate holiday app, and experiences that keep our customers coming back for more. Ready to build the future of travel with us? About the Role - As a Senior Software Engineer in Search Experience Engineering, you will build modern full stack applications and customer ...
        Were On the Beach! Since 2003, we've been rewriting the rules of how people discover, book, and experience their perfect getaway. What started as connecting people to short-haul beach holidays has evolved into something much bigger - premium beach destinations, long-haul adventures, and vibrant city breaks and thats just the beginning of our story. We send around two million holidaymakers on their dream breaks every year. And we're still growing. Powered by our deep-rooted entrepreneurial spirit, proprietary tech, curiosity and our incredible people, were accelerating - delivering best in class technology, the ultimate holiday app, and experiences that keep our customers coming back for more. Ready to build the future of travel with us? About the Role - As a Senior Software Engineer in Search Experience Engineering, you will build modern full stack applications and customer ...
        more
        Work in a cross-functional engineering team to design, enable and develop software features that support the UK API Gateway * Bonus: experience with procedural languages (e.g. Lua/Go) and/or writing API plugins
        Work in a cross-functional engineering team to design, enable and develop software features that support the UK API Gateway * Bonus: experience with procedural languages (e.g. Lua/Go) and/or writing API plugins
        more

        Senior Java Developer

        Vix Technology Ltd
        Manchester, Greater Manchester
        £75 - £95 a year
        Extensive experience in Java, Experience with AWS cloud platform, particularly serverless architecture (Lambda, API Gateway), containerisation (ECS, ECR) and CDK.
        Extensive experience in Java, Experience with AWS cloud platform, particularly serverless architecture (Lambda, API Gateway), containerisation (ECS, ECR) and CDK.
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        Frequently Asked Questions

        How many contract API jobs are there in Doncaster?
        There are 6 contract API jobs within 20 miles of Doncaster available on CWJobs right now.

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