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        2 Contract API jobs in Doncaster + 20 miles

        Business Analyst

        Vallum Associates Limited
        Sheffield (S1)
        £450 per day
        We are looking for a proactive and collaborative Business Analyst to join the DevX Standards and Controls product team. The ideal candidate will be a self-starter who can work closely with business stakeholders, developers, and product owners to understand problems, define solutions, and support the delivery of high-quality systems and applications. Key Responsibilities * Engage with stakeholders to understand customer needs and business challenges. * Work with developers and technical leads to define and deliver effective solutions. * Translate business ideas into clear functional requirements, user stories, and acceptance criteria. * Document system processes, business workflows, and functional specifications. * Create process flows, flowcharts, and data flow diagrams to support solution design. * Support testing activities by defining and validating requirements.
        We are looking for a proactive and collaborative Business Analyst to join the DevX Standards and Controls product team. The ideal candidate will be a self-starter who can work closely with business stakeholders, developers, and product owners to understand problems, define solutions, and support the delivery of high-quality systems and applications. Key Responsibilities * Engage with stakeholders to understand customer needs and business challenges. * Work with developers and technical leads to define and deliver effective solutions. * Translate business ideas into clear functional requirements, user stories, and acceptance criteria. * Document system processes, business workflows, and functional specifications. * Create process flows, flowcharts, and data flow diagrams to support solution design. * Support testing activities by defining and validating requirements.
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        Cloud SRE

        Deep Sea Electronics Limited
        Rawmarsh, Rotherham (S62)
        £33,769.15 - £45,940.33 a year
        Maintain and extend WebNets MQTT broker infrastructure and WebSocket/HTTP API layers * Proficiency in MySQL or NoSQL fundementals * API design and programming (JSON/REST)
        Maintain and extend WebNets MQTT broker infrastructure and WebSocket/HTTP API layers * Proficiency in MySQL or NoSQL fundementals * API design and programming (JSON/REST)
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        81 exact matches jobs are outside your preferred location

        The focus will be on Java-based microservices, API integrations, and Azure cloud infrastructure, ensuring a robust and scalable system that supports critical healthcare operations. * Proven background in API and platform integration
        The focus will be on Java-based microservices, API integrations, and Azure cloud infrastructure, ensuring a robust and scalable system that supports critical healthcare operations. * Proven background in API and platform integration
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        The Role- The Solution Architect is responsible for defining target architectures across business, application, data and technology domains for different projects within a large-scale Oracle Cloud transformation program. They will need to ensure solutions align with enterprise design principles and business objectives, and that Oracle SaaS, PaaS and OCI components are integrated within the enterprise architecture framework. Develop solution architectures for specific Oracle Fusion Cloud projects (ERP, SCM EPM, OTM, CX) integrations, data flows and infrastructure - Ensure solution designs developed adhere to enterprise standards and architectural principles - Collaborate with business, functional and technical teams to define solutions - Align to solution governance, architecture reviews, risk assessments and design validations
        The Role- The Solution Architect is responsible for defining target architectures across business, application, data and technology domains for different projects within a large-scale Oracle Cloud transformation program. They will need to ensure solutions align with enterprise design principles and business objectives, and that Oracle SaaS, PaaS and OCI components are integrated within the enterprise architecture framework. Develop solution architectures for specific Oracle Fusion Cloud projects (ERP, SCM EPM, OTM, CX) integrations, data flows and infrastructure - Ensure solution designs developed adhere to enterprise standards and architectural principles - Collaborate with business, functional and technical teams to define solutions - Align to solution governance, architecture reviews, risk assessments and design validations
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        Oracle Fusion Lead Data Architect

        Stackstudio Digital Ltd.
        Nottingham (NG1)
        From £600 to £625 per day
        Job DescriptionRole Details * Role/Job Title: Oracle Fusion Lead Data Architect * Work Location: Alternating between 2-3 days a week in customer's location in Nottingham and TCS London * Hybrid Requirement: 2-3 days * Duration of Assignment: 6 months - The Role - Oracle Fusion Data Architect to lead the data strategy, architecture, integration and migration activities for Oracle Fusion Cloud implementation. Should have knowledge of Oracle Fusion data models across multiple modules (Financials, SCM, EPM etc), strong expertise in ETL, data governance and cloud data integration tools. Your Responsibilities(Up to 10, Avoid repetition) * Define and lead the data architecture strategy for Oracle Fusion Cloud applications across various business domains * Design end-to-end data solutions, including data modeling, integration architecture and migration plan for on-premise to cloud ...
        Job DescriptionRole Details * Role/Job Title: Oracle Fusion Lead Data Architect * Work Location: Alternating between 2-3 days a week in customer's location in Nottingham and TCS London * Hybrid Requirement: 2-3 days * Duration of Assignment: 6 months - The Role - Oracle Fusion Data Architect to lead the data strategy, architecture, integration and migration activities for Oracle Fusion Cloud implementation. Should have knowledge of Oracle Fusion data models across multiple modules (Financials, SCM, EPM etc), strong expertise in ETL, data governance and cloud data integration tools. Your Responsibilities(Up to 10, Avoid repetition) * Define and lead the data architecture strategy for Oracle Fusion Cloud applications across various business domains * Design end-to-end data solutions, including data modeling, integration architecture and migration plan for on-premise to cloud ...
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        Contract: 12 months - Inside IR35 - Location: Hybrid - Leeds / Newcastle / Birmingham (Approx. 60% onsite; must be commutable within ~90 minutes) Role Purpose - We are seeking a Senior Technical Business Analyst with recent, hands-on experience work-ing directly with software development teams to help shape and deliver shared technical capa-bilities and enablers across DWP Digital. This is a highly technical BA role. You will operate at SFIA Level 5 (Ensure & Advise), working alongside engineers, architects, DevOps and platform teams to turn loosely defined technical epics into delivery ready user stories. This is not a task taking role. The successful candidate will bring structure to ambiguity, challenge constructively, and actively shape technical solutions. Essential Skills & Experience - Candidates must clearly evidence the following. Applications that do not will not progress. 1.
        Contract: 12 months - Inside IR35 - Location: Hybrid - Leeds / Newcastle / Birmingham (Approx. 60% onsite; must be commutable within ~90 minutes) Role Purpose - We are seeking a Senior Technical Business Analyst with recent, hands-on experience work-ing directly with software development teams to help shape and deliver shared technical capa-bilities and enablers across DWP Digital. This is a highly technical BA role. You will operate at SFIA Level 5 (Ensure & Advise), working alongside engineers, architects, DevOps and platform teams to turn loosely defined technical epics into delivery ready user stories. This is not a task taking role. The successful candidate will bring structure to ambiguity, challenge constructively, and actively shape technical solutions. Essential Skills & Experience - Candidates must clearly evidence the following. Applications that do not will not progress. 1.
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        Location: Leeds (Hybrid 3 days onsite) Contract: 3 Months (Immediate Start) Rate: Competitive (Market Rates) The Opportunity - We are working with a leading global technology consultancy to recruit an AI Product Developer for a high-impact engagement within the financial services sector. This is an excellent opportunity to work on cutting-edge AI solutions, designing and delivering Copilot and LLM-powered products within a rapidly evolving AI Foundry environment. You will play a key role in shaping scalable, secure, and enterprise-grade AI capabilities. What Youll Be Doing - Designing and building Copilot solutions, intelligent agents, and LLM workflows - Developing scalable AI components including RAG pipelines, embeddings, and vector search - Integrating AI solutions into enterprise systems, APIs, and cloud platforms
        Location: Leeds (Hybrid 3 days onsite) Contract: 3 Months (Immediate Start) Rate: Competitive (Market Rates) The Opportunity - We are working with a leading global technology consultancy to recruit an AI Product Developer for a high-impact engagement within the financial services sector. This is an excellent opportunity to work on cutting-edge AI solutions, designing and delivering Copilot and LLM-powered products within a rapidly evolving AI Foundry environment. You will play a key role in shaping scalable, secure, and enterprise-grade AI capabilities. What Youll Be Doing - Designing and building Copilot solutions, intelligent agents, and LLM workflows - Developing scalable AI components including RAG pipelines, embeddings, and vector search - Integrating AI solutions into enterprise systems, APIs, and cloud platforms
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        FEATURED
        This role presents an exciting opportunity for a Senior API Developer to play a critical part in the development and support of the Bank of Englands Real Time Gross Settlement (RTGS) service a piece of UK critical national infrastructure that settles on average £800bn per day. You are a dedicated API engineer within an Agile environment and meet the minimum criteria. * Demonstrable hands-on experience on API Gateway at an enterprise scale (e.g., Apigee) * Proficient in API documentation tools (e.g., Swagger/Open API) * Experience with Performance tuning, including optimising API latency and fine-tuning Spring Boot performance (JVM tuning, connection pooling)
        This role presents an exciting opportunity for a Senior API Developer to play a critical part in the development and support of the Bank of Englands Real Time Gross Settlement (RTGS) service a piece of UK critical national infrastructure that settles on average £800bn per day. You are a dedicated API engineer within an Agile environment and meet the minimum criteria. * Demonstrable hands-on experience on API Gateway at an enterprise scale (e.g., Apigee) * Proficient in API documentation tools (e.g., Swagger/Open API) * Experience with Performance tuning, including optimising API latency and fine-tuning Spring Boot performance (JVM tuning, connection pooling)
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        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.
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        IAM Architect

        Stackstudio Digital Ltd.
        Leeds (LS1)
        From £500 to £550 per day
        Good knowledge of identity and security protocols such as SAML, OAuth2, OpenID Connect, LDAP, SCIM, Kerberos, and API-based integrations
        Good knowledge of identity and security protocols such as SAML, OAuth2, OpenID Connect, LDAP, SCIM, Kerberos, and API-based integrations
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        At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. Were seeking a future team member for the role of Senior Associate, AI/ML Engineer AI Hub to join our AI Hub team. This role is located in Manchester.
        At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. Were seeking a future team member for the role of Senior Associate, AI/ML Engineer AI Hub to join our AI Hub team. This role is located in Manchester.
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        Test internal APIs for ETL of customer data into CPaaS and develop automated tests for new public API implementations matching existing contracts. * Experience in DevOps teams, cloud testing (VSTS, Azure, AWS), transactional messaging, API and ETL testing.
        Test internal APIs for ETL of customer data into CPaaS and develop automated tests for new public API implementations matching existing contracts. * Experience in DevOps teams, cloud testing (VSTS, Azure, AWS), transactional messaging, API and ETL testing.
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        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
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        NEW
        Design and implement API-led connectivity architectures, spanning Experience, Process, and System APIs. * Ensure strong API security through OAuth, JWT, policy enforcement, and governance standards. * Proven experience designing and delivering API-led enterprise integration architectures. * Strong hands-on capability with Anypoint Platform, DataWeave, and API lifecycle management. mulesoft,anypoint platform,api-led connectivity,rest,
        Design and implement API-led connectivity architectures, spanning Experience, Process, and System APIs. * Ensure strong API security through OAuth, JWT, policy enforcement, and governance standards. * Proven experience designing and delivering API-led enterprise integration architectures. * Strong hands-on capability with Anypoint Platform, DataWeave, and API lifecycle management. mulesoft,anypoint platform,api-led connectivity,rest,
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        1 Opening Nottingham - Role description - PWA Architect (Progressive Web Applications ) Contract Inside IR35 / Fixed-Term Employment - Nottingham (Hybrid 3 days per week onsite) We are seeking a highly experienced PWA Architect to lead the design and delivery of enterprise-grade Progressive Web Applications for high-traffic digital and eCommerce platforms. This role sits at the intersection of architecture, hands-on engineering, and technical leadership, with a strong emphasis on performance, scalability, and exceptional user experience. You will define frontend architecture strategy, drive best-in-class PWA implementations, and act as a technical authority across product and engineering teams. * Own the architecture and delivery of scalable, high-performance Progressive Web Applications. * Lead end-to-end PWA strategy across complex eCommerce ecosystems.
        1 Opening Nottingham - Role description - PWA Architect (Progressive Web Applications ) Contract Inside IR35 / Fixed-Term Employment - Nottingham (Hybrid 3 days per week onsite) We are seeking a highly experienced PWA Architect to lead the design and delivery of enterprise-grade Progressive Web Applications for high-traffic digital and eCommerce platforms. This role sits at the intersection of architecture, hands-on engineering, and technical leadership, with a strong emphasis on performance, scalability, and exceptional user experience. You will define frontend architecture strategy, drive best-in-class PWA implementations, and act as a technical authority across product and engineering teams. * Own the architecture and delivery of scalable, high-performance Progressive Web Applications. * Lead end-to-end PWA strategy across complex eCommerce ecosystems.
        more

        Senior QA Engineer

        Vix Technology Ltd
        Manchester, Greater Manchester
        Competitive
        Proven expertise designing and implementing automated testing frameworks across functional, API, integration and regression testing.
        Proven expertise designing and implementing automated testing frameworks across functional, API, integration and regression testing.
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        Lead Software Developer

        AMBER LABS LIMITED
        Manchester, Greater Manchester
        Competitive
        Hybrid Working Manchester based (1 day/week in office) * 12 Months FTC - The Company - At Amber Labs, we are a cutting-edge UK technology consultancy that empowers autonomy, promotes experimentation, and enables rapid learning to deliver exceptional value to our clients. Collaboration is at the heart of everything we do, with our cross-functional consultants, engineers, and analysts working together to shorten delivery times, minimise risk, and drive impactful results for high-profile government and commercial programmes. About the Role - We are seeking an experienced Lead Software Developer to support a major UK public sector body, leading the design and development of scalable, secure, and efficient backend services. You will champion engineering excellence, guide technical decision-making, and mentor a multidisciplinary team while ensuring solutions align with government ...
        Hybrid Working Manchester based (1 day/week in office) * 12 Months FTC - The Company - At Amber Labs, we are a cutting-edge UK technology consultancy that empowers autonomy, promotes experimentation, and enables rapid learning to deliver exceptional value to our clients. Collaboration is at the heart of everything we do, with our cross-functional consultants, engineers, and analysts working together to shorten delivery times, minimise risk, and drive impactful results for high-profile government and commercial programmes. About the Role - We are seeking an experienced Lead Software Developer to support a major UK public sector body, leading the design and development of scalable, secure, and efficient backend services. You will champion engineering excellence, guide technical decision-making, and mentor a multidisciplinary team while ensuring solutions align with government ...
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        Additionally, you will spend 25% of your time acting as the technical face of Zippd, helping our retail partners seamlessly integrate their systems into our API ecosystem. * Create high-quality sequence diagrams, Entity-Relationship Diagrams (ERDs), and API data flow charts. * Troubleshoot initial integration issues, test API payloads, and ensure a smooth technical handover before they go into live production. * API Knowledge: Deep understanding of REST APIs, JSON payloads, webhooks, and HTTP status codes. You must be comfortable reading API documentation and explaining it to a client's external dev team. You have the soft skills to jump on a Zoom call with a major retailer's tech team and confidently guide them through our API endpoints.
        Additionally, you will spend 25% of your time acting as the technical face of Zippd, helping our retail partners seamlessly integrate their systems into our API ecosystem. * Create high-quality sequence diagrams, Entity-Relationship Diagrams (ERDs), and API data flow charts. * Troubleshoot initial integration issues, test API payloads, and ensure a smooth technical handover before they go into live production. * API Knowledge: Deep understanding of REST APIs, JSON payloads, webhooks, and HTTP status codes. You must be comfortable reading API documentation and explaining it to a client's external dev team. You have the soft skills to jump on a Zoom call with a major retailer's tech team and confidently guide them through our API endpoints.
        more

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        How many contract API jobs are there in Doncaster?
        There are 2 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, Architecture, amongst many others.