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21 Contract API jobs in Acaster Selby + 20 miles
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oStrong knowledge and working experience with Retrofit for API integration.
oStrong knowledge and working experience with Retrofit for API integration.
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Solution Architect (Contract) Outside IR35 West Yorkshire
Solution Architect (Contract) Outside IR35 West Yorkshire
Computer Futures
Bagby Fields, LS1
£525 - £600 per day
Solution Architect - Contract Opportunity - We're hiring a Solution Architect to support a major platform transformation programme focused on pension products. This role involves working closely with the IT teams and internal stakeholders to design and deliver an integrated administration platform. Key Details * Location: Hybrid - Leeds (2 days/week on-site) * Rate: £500-£600 per day (Outside IR35) * Contract Length: 6 months (likely extension) * Start Date: ASAP * Working Arrangements: Hybrid (2-3 days on site) Role Summary - You'll be responsible for defining solution architectures, guiding implementation, and ensuring alignment with business and technical goals. The role requires strong collaboration with internal teams and external vendors, with a focus on cloud-native design, integration, and enterprise governance. Skills & Experience Required
Solution Architect - Contract Opportunity - We're hiring a Solution Architect to support a major platform transformation programme focused on pension products. This role involves working closely with the IT teams and internal stakeholders to design and deliver an integrated administration platform. Key Details * Location: Hybrid - Leeds (2 days/week on-site) * Rate: £500-£600 per day (Outside IR35) * Contract Length: 6 months (likely extension) * Start Date: ASAP * Working Arrangements: Hybrid (2-3 days on site) Role Summary - You'll be responsible for defining solution architectures, guiding implementation, and ensuring alignment with business and technical goals. The role requires strong collaboration with internal teams and external vendors, with a focus on cloud-native design, integration, and enterprise governance. Skills & Experience Required
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Were looking for a Senior Java Developer for our public sector client based in Leeds on an initial 12-month contract paying up to £700 per day Inside IR35. This role allows hybrid working with an expectation to attend the office 3 days per week. You will need to either hold current BPSS clearance or have the ability to pass it, and be eligible for SC clearance. The successful Senior Java Developer will possess proven skills working with the following * Java 21 (or later) * Test Driven Development (TDD) and Behaviour Driven Development (BDD) * Large microservice architectures * Agile environments and pair programming * Implementing APIs for internal and external use * Building automated test suites in CI/CD environments * Unix/Linux operating systems * Communicating technical concepts to non-technical audiences * Jackson, JAX-RS, Mockito * ActiveMQ or Kafka
Were looking for a Senior Java Developer for our public sector client based in Leeds on an initial 12-month contract paying up to £700 per day Inside IR35. This role allows hybrid working with an expectation to attend the office 3 days per week. You will need to either hold current BPSS clearance or have the ability to pass it, and be eligible for SC clearance. The successful Senior Java Developer will possess proven skills working with the following * Java 21 (or later) * Test Driven Development (TDD) and Behaviour Driven Development (BDD) * Large microservice architectures * Agile environments and pair programming * Implementing APIs for internal and external use * Building automated test suites in CI/CD environments * Unix/Linux operating systems * Communicating technical concepts to non-technical audiences * Jackson, JAX-RS, Mockito * ActiveMQ or Kafka
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Role: Contract Senior Fullstack Engineer - Rate: c. £550 Outside IR35 Per Day - Location: Leeds - Hybrid (2 days on site/PW) Length: 6 months - About Us - We are workign with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions that deliver exceptional user experiences. Role Overview - As a Senior Frontend Engineer, you will be responsible for designing, developing, and optimising customer-facing web applications. You'll work closely with product managers, designers, and backend engineers to deliver intuitive, performant, and accessible interfaces. Key Responsibilities * Lead the design and implementation of frontend architecture and features using React. * Collaborate with product managers, UX/UI designers, and backend teams to deliver features end-to-end.
Role: Contract Senior Fullstack Engineer - Rate: c. £550 Outside IR35 Per Day - Location: Leeds - Hybrid (2 days on site/PW) Length: 6 months - About Us - We are workign with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions that deliver exceptional user experiences. Role Overview - As a Senior Frontend Engineer, you will be responsible for designing, developing, and optimising customer-facing web applications. You'll work closely with product managers, designers, and backend engineers to deliver intuitive, performant, and accessible interfaces. Key Responsibilities * Lead the design and implementation of frontend architecture and features using React. * Collaborate with product managers, UX/UI designers, and backend teams to deliver features end-to-end.
Role: Contract Senior Frontend Engineer - Rate: c. £550 Outside IR35 Per Day - Location: Leeds - Hybrid (2 days on site/PW) Length: 3-6 months - About Us - We are workign with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions that deliver exceptional user experiences. Role Overview - As a Senior Frontend Engineer, you will be responsible for designing, developing, and optimising customer-facing web applications. You'll work closely with product managers, designers, and backend engineers to deliver intuitive, performant, and accessible interfaces. Key Responsibilities * Lead the design and implementation of frontend architecture and features using React. * Collaborate with product managers, UX/UI designers, and backend teams to deliver features end-to-end.
Role: Contract Senior Frontend Engineer - Rate: c. £550 Outside IR35 Per Day - Location: Leeds - Hybrid (2 days on site/PW) Length: 3-6 months - About Us - We are workign with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions that deliver exceptional user experiences. Role Overview - As a Senior Frontend Engineer, you will be responsible for designing, developing, and optimising customer-facing web applications. You'll work closely with product managers, designers, and backend engineers to deliver intuitive, performant, and accessible interfaces. Key Responsibilities * Lead the design and implementation of frontend architecture and features using React. * Collaborate with product managers, UX/UI designers, and backend teams to deliver features end-to-end.
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Familiarity with modern architectural patterns (e.g. microservices, event-driven, API-first).
Familiarity with modern architectural patterns (e.g. microservices, event-driven, API-first).
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Role Senior Technology Architect Technology Liferay, Java, Spring, REST API Location Leeds Job Description At Infosys, we assure that your career will never stand still, we will inspire you to build whats next and we will navigate further together. * Experience in using API gateway for backend data / services integration to Liferay portal.
Role Senior Technology Architect Technology Liferay, Java, Spring, REST API Location Leeds Job Description At Infosys, we assure that your career will never stand still, we will inspire you to build whats next and we will navigate further together. * Experience in using API gateway for backend data / services integration to Liferay portal.
Assist with the creation of, and input into, API documentation used to persist data from the applications
Assist with the creation of, and input into, API documentation used to persist data from the applications
Junior ServiceNow Developer - Manchester Leeds or Newcastle
Junior ServiceNow Developer - Manchester Leeds or Newcastle
FDM GROUP LIMITED
Leeds, West Yorkshire
Competitive
Proficiency in JavaScript and the Glide API, with hands-on experience using ServiceNow Studio and development tools
Proficiency in JavaScript and the Glide API, with hands-on experience using ServiceNow Studio and development tools
Experience with API Gateways (e.g. GCP). * Knowledge of security best practices in API development (e.g., SAML, OAuth, JWT).
Experience with API Gateways (e.g. GCP). * Knowledge of security best practices in API development (e.g., SAML, OAuth, JWT).
Technology Liferay, Java, Spring, REST API * Experience in using API gateway for backend data / services integration to Liferay portal.
Technology Liferay, Java, Spring, REST API * Experience in using API gateway for backend data / services integration to Liferay portal.
Plan, design, and execute thorough manual test cases across web, API, and microservice components. * Hands-on experience with API testing tools (e.g., Postman).
Plan, design, and execute thorough manual test cases across web, API, and microservice components. * Hands-on experience with API testing tools (e.g., Postman).
As a Technical Product Manager Betting Platform , you will play a key role in supporting the evolution of Caesars Digitals Betting Engine and related services. Youll collaborate with product leaders, engineering, and trading teams to help modernize and enhance our platform, contributing to a seamless and engaging betting experience for our customers across all channels. This role is ideal for someone with a solid technical foundation and a growing understanding of the sports betting domain. Technically, you need a sound understanding of high-performance, real-time systems to deliver a robust, scalable solution for the future. This role is hybrid, working a minimum of 2-3 days per week from your home office location. Home Office: Leeds, UK - What Youll Do * Contribute to the product roadmap for the Betting Engine, focusing on performance, scalability, and reliability.
As a Technical Product Manager Betting Platform , you will play a key role in supporting the evolution of Caesars Digitals Betting Engine and related services. Youll collaborate with product leaders, engineering, and trading teams to help modernize and enhance our platform, contributing to a seamless and engaging betting experience for our customers across all channels. This role is ideal for someone with a solid technical foundation and a growing understanding of the sports betting domain. Technically, you need a sound understanding of high-performance, real-time systems to deliver a robust, scalable solution for the future. This role is hybrid, working a minimum of 2-3 days per week from your home office location. Home Office: Leeds, UK - What Youll Do * Contribute to the product roadmap for the Betting Engine, focusing on performance, scalability, and reliability.
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About The Role - FDM is a global business and technology consultancy seeking a Network Test and Automation Engineer to work for our client within the telecoms sector. This role can be carried out remotely or in Bradford. Our client is seeking a talented network test and automation engineer to join their diverse and high performing team. The ideal candidate will be professional, driven with a customer focus and be delivery orientated. The client is specifically looking for someone with a desire to learn and an agile and adaptable mindset. Responsibilities * Create test plans and test cases based on specifications/requirements from the project team * Responsible for executing tests including various types of testing such as system, regression, and performance testing * Analyse and document software defects, and collaborate with the development team to troubleshoot and f
About The Role - FDM is a global business and technology consultancy seeking a Network Test and Automation Engineer to work for our client within the telecoms sector. This role can be carried out remotely or in Bradford. Our client is seeking a talented network test and automation engineer to join their diverse and high performing team. The ideal candidate will be professional, driven with a customer focus and be delivery orientated. The client is specifically looking for someone with a desire to learn and an agile and adaptable mindset. Responsibilities * Create test plans and test cases based on specifications/requirements from the project team * Responsible for executing tests including various types of testing such as system, regression, and performance testing * Analyse and document software defects, and collaborate with the development team to troubleshoot and f
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About The Role - FDM is a global business and technology consultancy seeking a Scala Engineer to work for our client within the technology sector. This is initially a 6-month contract with the potential to extend and will be a hybrid role based in Telford. Our client is seeking a talented Scala Engineer to join a growing digital engineering team delivering a major digital transformation portfolio for a central government client. This is a fantastic opportunity to be part of a high-performing, agile team building secure, scalable, and high-impact backend systems that directly support citizen-facing services. This role is ideal for engineers who are passionate about functional programming, backend development, and contributing to clean, maintainable, and testable code in data-intensive environments.
About The Role - FDM is a global business and technology consultancy seeking a Scala Engineer to work for our client within the technology sector. This is initially a 6-month contract with the potential to extend and will be a hybrid role based in Telford. Our client is seeking a talented Scala Engineer to join a growing digital engineering team delivering a major digital transformation portfolio for a central government client. This is a fantastic opportunity to be part of a high-performing, agile team building secure, scalable, and high-impact backend systems that directly support citizen-facing services. This role is ideal for engineers who are passionate about functional programming, backend development, and contributing to clean, maintainable, and testable code in data-intensive environments.
About Us - SharkNinja is a global product design and technology company, with a diversified portfolio of 5-star rated lifestyle solutions that positively impact people's lives in homes around the world. Powered by two trusted, global brands, Shark and Ninja , the company has a proven track record of bringing disruptive innovation to market, and developing one consumer product after another has allowed SharkNinja to enter multiple product categories, driving significant growth and market share gains. Headquartered in Needham, Massachusetts with more than 3,600+ associates, the company's products are sold at key retailers, online and offline, and through distributors around the world. We are seeking a highly skilled Oracle PaaS Engineer to lead the design, development, and deployment of integrations, extensions, and reporting solutions for Oracle Fusion ERP and SCM .
About Us - SharkNinja is a global product design and technology company, with a diversified portfolio of 5-star rated lifestyle solutions that positively impact people's lives in homes around the world. Powered by two trusted, global brands, Shark and Ninja , the company has a proven track record of bringing disruptive innovation to market, and developing one consumer product after another has allowed SharkNinja to enter multiple product categories, driving significant growth and market share gains. Headquartered in Needham, Massachusetts with more than 3,600+ associates, the company's products are sold at key retailers, online and offline, and through distributors around the world. We are seeking a highly skilled Oracle PaaS Engineer to lead the design, development, and deployment of integrations, extensions, and reporting solutions for Oracle Fusion ERP and SCM .
About The Role - FDM is a global business and technology consultancy seeking a Senior Android Developer to work for our client within the Finance sector. This is initially a 12-month contract with the potential to extend and will be a hybrid role based in Leeds. Our client is seeking talented and self-motivated Senior Android Engineer to join their growing mobile engineering team. This is a great opportunity to play a key role in building secure, resilient, and high-quality Android applications used by millions of customers. Youll be part of a wider engineering community that values continuous learning, collaboration, and clean, efficient code. Working alongside product, strategy, and UX/UI design teams, youll help shape robust mobile solutions while mentoring and supporting the growth of less experienced developers.
About The Role - FDM is a global business and technology consultancy seeking a Senior Android Developer to work for our client within the Finance sector. This is initially a 12-month contract with the potential to extend and will be a hybrid role based in Leeds. Our client is seeking talented and self-motivated Senior Android Engineer to join their growing mobile engineering team. This is a great opportunity to play a key role in building secure, resilient, and high-quality Android applications used by millions of customers. Youll be part of a wider engineering community that values continuous learning, collaboration, and clean, efficient code. Working alongside product, strategy, and UX/UI design teams, youll help shape robust mobile solutions while mentoring and supporting the growth of less experienced developers.
What you will do * Collaborate with stakeholders to gather requirements, translate them into scalable software solutions and present solution proposals * Architect, develop and maintain web applications using Modern (ESM) Javascript, HTML, CSS and ReactJS * Design and implement server-side logic using TypeScript and NodeJS, ensuring performance and maintainability * Utilise TailwindCSS and NextJS for front-end development in functional React components * Define database schemas and integrate with any database technology in use. * Implement authentication, REST APIs and enforce security principles throughout the stack * Establish and optimise DevOps practices, including logging and monitoring tools to ensure system reliability and performance * Configure and refine CI/CD pipelines for automated testing, integration and deployment workflows
What you will do * Collaborate with stakeholders to gather requirements, translate them into scalable software solutions and present solution proposals * Architect, develop and maintain web applications using Modern (ESM) Javascript, HTML, CSS and ReactJS * Design and implement server-side logic using TypeScript and NodeJS, ensuring performance and maintainability * Utilise TailwindCSS and NextJS for front-end development in functional React components * Define database schemas and integrate with any database technology in use. * Implement authentication, REST APIs and enforce security principles throughout the stack * Establish and optimise DevOps practices, including logging and monitoring tools to ensure system reliability and performance * Configure and refine CI/CD pipelines for automated testing, integration and deployment workflows
Senior Software Development Engineer in Test Unleash Innovation with Mimecast! Join the momentum behind our award-winning platform at Mimecast! Embark on a journey with our Governance, Compliance, and Insights (GCI) and Threat Reporting and Response (TRR) engineering teams. As a vital part of Quality Engineering, you'll play a key role in elevating the quality of our archiving and security software. Together, were harnessing cutting-edge solutions that empower our customers to master Human Risk Management on an unprecedented scale. Dive in and be part of the future! Why Join Our Team? If you have a passion for creatively addressing complex challenges and wish to implement innovative solutions to develop and scale reliable, high-performing software in both private and public cloud environments, then the GCI and TRR teams are the perfect fit for you.
Senior Software Development Engineer in Test Unleash Innovation with Mimecast! Join the momentum behind our award-winning platform at Mimecast! Embark on a journey with our Governance, Compliance, and Insights (GCI) and Threat Reporting and Response (TRR) engineering teams. As a vital part of Quality Engineering, you'll play a key role in elevating the quality of our archiving and security software. Together, were harnessing cutting-edge solutions that empower our customers to master Human Risk Management on an unprecedented scale. Dive in and be part of the future! Why Join Our Team? If you have a passion for creatively addressing complex challenges and wish to implement innovative solutions to develop and scale reliable, high-performing software in both private and public cloud environments, then the GCI and TRR teams are the perfect fit for you.
Architect, design and review .NET Core microservices (API design, messaging, resiliency, CI/CD) deployed to Azure (App Services, Containerization, Functions, Service Bus, Cosmos/SQL, APIM).
Architect, design and review .NET Core microservices (API design, messaging, resiliency, CI/CD) deployed to Azure (App Services, Containerization, Functions, Service Bus, Cosmos/SQL, APIM).
Experience with test management tools Automation testing, cypress, typescript, API testing, postman, manual testing
Experience with test management tools Automation testing, cypress, typescript, API testing, postman, manual testing
116 exact matches jobs are outside your preferred location
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Experience with DQL, Grail, and API integrations
Experience with DQL, Grail, and API integrations
Role: Contract Senior Backend Engineer - Rate: C.£525 Outside IR35 Per day - Location: Bradford - Hybrid (2x days on site) Length: 3-6 months - We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers. As a Backend Software Engineer, you will be responsible for designing, developing, and maintaining server-side applications and services. You'll work closely with cross-functional teams to ensure our systems are performant, secure, and deliver a great user experience. * Design, implement, and maintain backend services, APIs, and databases. * Collaborate with product managers, frontend engineers, and other stakeholders to deliver features end-to-end. * Ensure systems are scalable, reliable, and maintainable. * Write clean, testable, and efficient code following best practi
Role: Contract Senior Backend Engineer - Rate: C.£525 Outside IR35 Per day - Location: Bradford - Hybrid (2x days on site) Length: 3-6 months - We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers. As a Backend Software Engineer, you will be responsible for designing, developing, and maintaining server-side applications and services. You'll work closely with cross-functional teams to ensure our systems are performant, secure, and deliver a great user experience. * Design, implement, and maintain backend services, APIs, and databases. * Collaborate with product managers, frontend engineers, and other stakeholders to deliver features end-to-end. * Ensure systems are scalable, reliable, and maintainable. * Write clean, testable, and efficient code following best practi
Role: Contract Senior Software Engineer - Backend - Rate: C.£525 Outside IR35 Per day - Location: Bradford - Hybrid (2x days on site) Length: 3-6 months - We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers. As a Senior Software Engineer, you will be responsible for designing, developing, and maintaining server-side applications and services. You'll work closely with cross-functional teams to ensure our systems are performant, secure, and deliver a great user experience. * Design, implement, and maintain backend services, APIs, and databases. * Collaborate with product managers, frontend engineers, and other stakeholders to deliver features end-to-end. * Ensure systems are scalable, reliable, and maintainable. * Write clean, testable, and efficient code following b
Role: Contract Senior Software Engineer - Backend - Rate: C.£525 Outside IR35 Per day - Location: Bradford - Hybrid (2x days on site) Length: 3-6 months - We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers. As a Senior Software Engineer, you will be responsible for designing, developing, and maintaining server-side applications and services. You'll work closely with cross-functional teams to ensure our systems are performant, secure, and deliver a great user experience. * Design, implement, and maintain backend services, APIs, and databases. * Collaborate with product managers, frontend engineers, and other stakeholders to deliver features end-to-end. * Ensure systems are scalable, reliable, and maintainable. * Write clean, testable, and efficient code following b
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Contract: Until end of 2025, rolling extensions - Inside IR35 - Were partnering with a leading financial services client in Sheffield who are seeking a Skilled Python Developer to join their team. Youll be instrumental in building scalable automation solutions to streamline and optimise database operations. This is a hybrid role (3 days per week in Sheffield), offering an initial contract until the end of the year with strong potential for rolling extensions. * Design, develop, and maintain automation solutions for database operations and rollouts * Build and integrate APIs for database management and automation workflows * Troubleshoot automation issues across scripting, APIs, and containerised environments * Proven experience in Python development & FastAPI * Strong knowledge of PostgreSQL database administration * Excellent problem-solving, debugging, and analytica
Contract: Until end of 2025, rolling extensions - Inside IR35 - Were partnering with a leading financial services client in Sheffield who are seeking a Skilled Python Developer to join their team. Youll be instrumental in building scalable automation solutions to streamline and optimise database operations. This is a hybrid role (3 days per week in Sheffield), offering an initial contract until the end of the year with strong potential for rolling extensions. * Design, develop, and maintain automation solutions for database operations and rollouts * Build and integrate APIs for database management and automation workflows * Troubleshoot automation issues across scripting, APIs, and containerised environments * Proven experience in Python development & FastAPI * Strong knowledge of PostgreSQL database administration * Excellent problem-solving, debugging, and analytica