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79 Contract API jobs in West Yorkshire + 20 miles
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TypeScript Engineer AWS - Immediate start!
TypeScript Engineer AWS - Immediate start!
Client Server
Manchester Industrial Centre, M3
£85000 - £100000 per annum + benefits
TypeScript Engineer (AWS API) WFH to £100k - Apply now to find out more about this TypeScript Engineer / Developer (AWS API) opportunity.
TypeScript Engineer (AWS API) WFH to £100k - Apply now to find out more about this TypeScript Engineer / Developer (AWS API) opportunity.
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Java Technical Architect - Inside IR35
Java Technical Architect - Inside IR35
LA International Computer Consultants Ltd
M1, Manchester
£550 - £590 per day
*Java/J2EE 21, Python, 3.11 Springboot, Micronaut, Dropwizard, GraphQL, API Design.
*Java/J2EE 21, Python, 3.11 Springboot, Micronaut, Dropwizard, GraphQL, API Design.
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Lead the architecture and engineering of various architectures, including n-tier, micro services-based applications and event-driven architectures on both on-premises and AWS cloud, leveraging various PaaS/SaaS services including Lambda, API Gateway, Step Functions, Event Bridge, Aurora, * Java/J2EE 21, Python, 3.11 Springboot, Micronaut, Dropwizard, GraphQL, API Design.
Lead the architecture and engineering of various architectures, including n-tier, micro services-based applications and event-driven architectures on both on-premises and AWS cloud, leveraging various PaaS/SaaS services including Lambda, API Gateway, Step Functions, Event Bridge, Aurora, * Java/J2EE 21, Python, 3.11 Springboot, Micronaut, Dropwizard, GraphQL, API Design.
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Lead the architecture and engineering of various architectures, including n-tier, micro services-based applications and event-driven architectures on both on-premises and AWS cloud, leveraging various PaaS/SaaS services including Lambda, API Gateway, Step Functions, Event Bridge, Aurora, DynamoDB, ECS, etc., to support large scale, high-throughput applications and enable real-time data processing. * Java/J2EE 21, Python, 3.11 Springboot, Micronaut, Dropwizard, GraphQL, API Design.
Lead the architecture and engineering of various architectures, including n-tier, micro services-based applications and event-driven architectures on both on-premises and AWS cloud, leveraging various PaaS/SaaS services including Lambda, API Gateway, Step Functions, Event Bridge, Aurora, DynamoDB, ECS, etc., to support large scale, high-throughput applications and enable real-time data processing. * Java/J2EE 21, Python, 3.11 Springboot, Micronaut, Dropwizard, GraphQL, API Design.
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Proven knowledge of data aggregation techniques, API integration, and data transformation
Proven knowledge of data aggregation techniques, API integration, and data transformation
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Experience of building useful, robust automated test suite to support a continuous deployment environment, implementing API's for internal and external use.
Experience of building useful, robust automated test suite to support a continuous deployment environment, implementing API's for internal and external use.
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API development and integration
API development and integration
FEATURED
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Experience with building and maintaining API integrations and data pipelines (REST, JSON, XML, JDBC)
Experience with building and maintaining API integrations and data pipelines (REST, JSON, XML, JDBC)
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Contract Backend Engineer
Contract Backend Engineer
BIOMETRIC TALENT
M3, Manchester
£400 per day £400 per day Outside IR35 - Fully Remote role
API Development: Develop and optimize APIs and tools to ensure seamless interaction between our platform and customer systems. * Proficiency in unit, integration, and API testing using Jest. * AWS Services: Lambda, SQS, S3, Cognito, EventBridge, CloudFormation, Fargate, SES, CodeBuild, CodePipeline, CloudFront, API Gateway, and more.
API Development: Develop and optimize APIs and tools to ensure seamless interaction between our platform and customer systems. * Proficiency in unit, integration, and API testing using Jest. * AWS Services: Lambda, SQS, S3, Cognito, EventBridge, CloudFormation, Fargate, SES, CodeBuild, CodePipeline, CloudFront, API Gateway, and more.
Junior PHP Developer - Hybrid - Manchester City Centre - Up to £40K
Junior PHP Developer - Hybrid - Manchester City Centre - Up to £40K
InterQuest Group (UK) Limited
Manchester, Greater Manchester
£35k - 40k per year
Familiarity with Laravel and API integrations
Familiarity with Laravel and API integrations
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Familiarity with API-first design and OpenAPI documentation
Familiarity with API-first design and OpenAPI documentation
FEATURED
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IT Business Project Partner
IT Business Project Partner
Freight Personnel
BB5, Accrington
£40000 - £50000 per annum + Bonus, Hybrid, Hols, Pension
Strong practical knowledge of Agile/Scrum methodologies, effective backlog management, proficient use of Jira/Confluence, understanding of API concepts, and awareness of UX/UI best practices.
Strong practical knowledge of Agile/Scrum methodologies, effective backlog management, proficient use of Jira/Confluence, understanding of API concepts, and awareness of UX/UI best practices.
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6 Month contract initially - Based: Hybrid - Bradford (Max 3 days p/w onsite) Rate: Market rates (via Umbrella company) We have a great opportunity with a world leading organisation where you will be provided with all of the support and development to succeed. A progressive organisation where you can really make a difference. We have a great opportunity for a Python Technical Architect. We are looking for a highly skilled Python Technical Architect to lead the design and development of scalable, high-performance applications and solutions. The ideal candidate will have strong technical leadership skills, deep Python expertise, and a passion for designing clean and robust architectures. Architect and design scalable, secure, and robust backend systems using Python. Define best practices and coding standards for development teams.
6 Month contract initially - Based: Hybrid - Bradford (Max 3 days p/w onsite) Rate: Market rates (via Umbrella company) We have a great opportunity with a world leading organisation where you will be provided with all of the support and development to succeed. A progressive organisation where you can really make a difference. We have a great opportunity for a Python Technical Architect. We are looking for a highly skilled Python Technical Architect to lead the design and development of scalable, high-performance applications and solutions. The ideal candidate will have strong technical leadership skills, deep Python expertise, and a passion for designing clean and robust architectures. Architect and design scalable, secure, and robust backend systems using Python. Define best practices and coding standards for development teams.
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Senior Developer (SPA Web Development)
Senior Developer (SPA Web Development)
DCV Technologies Limited
Spring Gardens, M2
From £55,000 to £70,000 per annum
Rest-based API interactions
Rest-based API interactions
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Principal Consultant and Tech Lead
Principal Consultant and Tech Lead
WRK DIGITAL LTD
LS1, Leeds, ls2 7JF
£65000 - £90000.00 per annum + + Benefits
Principal Software Engineer & Technical Lead - Consultancy - Leeds City Centre with Hybrid Working £65,000-£90,000 + Benefits - Are you a hands-on technical leader who thrives on solving complex problems and shaping the future of digital innovation? Do you want to work with one of the best tech teams in the business? WRK digital are delighted to be shortlisting for an exceptional Principal Software Engineer to join a growing technical consultancy, where you'll lead technical strategy on ambitious client projects whilst maintaining a hands-on approach to development. Lead by example - Design robust architectures whilst getting your hands dirty with code, building high-quality features and mentoring fellow engineers - Shape technical vision - Drive architectural decisions, establish best practices, and guide engineering teams through complex technical challenges
Principal Software Engineer & Technical Lead - Consultancy - Leeds City Centre with Hybrid Working £65,000-£90,000 + Benefits - Are you a hands-on technical leader who thrives on solving complex problems and shaping the future of digital innovation? Do you want to work with one of the best tech teams in the business? WRK digital are delighted to be shortlisting for an exceptional Principal Software Engineer to join a growing technical consultancy, where you'll lead technical strategy on ambitious client projects whilst maintaining a hands-on approach to development. Lead by example - Design robust architectures whilst getting your hands dirty with code, building high-quality features and mentoring fellow engineers - Shape technical vision - Drive architectural decisions, establish best practices, and guide engineering teams through complex technical challenges
Senior .Net Developer
Senior .Net Developer
Invitise Ltd
M1, Manchester
From £50,000 to £60,000 per annum + Excellent Benefits
Were looking for a Senior .Net Developer for our professional services client based in Manchester on a permanent basis, paying between £50,000 to £60,000 per annum + great benefits. This role allows remote working with occasional site visits. Youll be working as part of a small, agile team, helping design and develop internal applications and new products using the latest .NET stack. This is a hands-on full-stack role, ideal for someone who enjoys solving business problems with clean, scalable code and mentoring junior team members. You will need to either hold a current UK Right to Work or have the ability to work without sponsorship. * C# and .NET (Core/Framework) * Angular (or modern JavaScript front-end frameworks) * SQL Server and Entity Framework * Docker & AWS ECS * Architecture & Design * Event-driven architecture (e.g. RabbitMQ) * RESTful APIs and microservic
Were looking for a Senior .Net Developer for our professional services client based in Manchester on a permanent basis, paying between £50,000 to £60,000 per annum + great benefits. This role allows remote working with occasional site visits. Youll be working as part of a small, agile team, helping design and develop internal applications and new products using the latest .NET stack. This is a hands-on full-stack role, ideal for someone who enjoys solving business problems with clean, scalable code and mentoring junior team members. You will need to either hold a current UK Right to Work or have the ability to work without sponsorship. * C# and .NET (Core/Framework) * Angular (or modern JavaScript front-end frameworks) * SQL Server and Entity Framework * Docker & AWS ECS * Architecture & Design * Event-driven architecture (e.g. RabbitMQ) * RESTful APIs and microservic
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Lead Data Architect
Lead Data Architect
Anson Mccade
M4, Manchester, M4 3AG
GBP 65,000.00 - 75,000.00 per year;GBP 75,000.00 per year;GBP 85,000.0
£65,000 - 75,000 GBP - Hybrid WORKING - Location: Manchester, North West - United Kingdom Type: Permanent - Manchester (Hybrid) Up to £75,000 DOE + Benefits - An established digital consultancy is hiring a Lead Data Architect to design secure, scalable, user-centred data solutions for clients across the public and private sector. You'll work in multi-disciplinary agile teams to deliver cloud-native architectures that unlock real business insight - and contribute to the governance, modelling and strategy that keeps data meaningful and accessible. * Define and implement data architectures aligned with enterprise strategy * Build and maintain key artefacts: ER models, data dictionaries, pipeline/lineage models * Own architecture decisions and guide clients through change approval processes * Champion governance and modelling standards (Kimball, warehousing best practices
£65,000 - 75,000 GBP - Hybrid WORKING - Location: Manchester, North West - United Kingdom Type: Permanent - Manchester (Hybrid) Up to £75,000 DOE + Benefits - An established digital consultancy is hiring a Lead Data Architect to design secure, scalable, user-centred data solutions for clients across the public and private sector. You'll work in multi-disciplinary agile teams to deliver cloud-native architectures that unlock real business insight - and contribute to the governance, modelling and strategy that keeps data meaningful and accessible. * Define and implement data architectures aligned with enterprise strategy * Build and maintain key artefacts: ER models, data dictionaries, pipeline/lineage models * Own architecture decisions and guide clients through change approval processes * Champion governance and modelling standards (Kimball, warehousing best practices
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Lead Data Architect
Lead Data Architect
Anson Mccade
M2, Manchester, M2 1DF
GBP 67,000.00 - 76,000.00 per year;GBP 67,000.00 per year;GBP 76,000.0
£67,000 - 76,000 GBP - Hybrid WORKING - Location: Manchester, North West - United Kingdom Type: Permanent - Locations: Leeds, Manchester, Birmingham, Bristol, Glasgow, or London (Hybrid - up to 2 days on-site per week, remainder remote) Salary: £67,000 - £76,000 (non-London) / Up to £83,000 (London) + Benefits - A respected digital consultancy is hiring a Lead Data Architect to join its growing Data Engineering practice. Known for delivering modern, human-centred services across public and private sectors, this organisation supports clients through meaningful transformation by combining data, design, and engineering. This role is ideal for experienced architects who enjoy shaping cloud-native data platforms, working in multidisciplinary teams, and embedding data governance and architectural rigour across complex service ecosystems.
£67,000 - 76,000 GBP - Hybrid WORKING - Location: Manchester, North West - United Kingdom Type: Permanent - Locations: Leeds, Manchester, Birmingham, Bristol, Glasgow, or London (Hybrid - up to 2 days on-site per week, remainder remote) Salary: £67,000 - £76,000 (non-London) / Up to £83,000 (London) + Benefits - A respected digital consultancy is hiring a Lead Data Architect to join its growing Data Engineering practice. Known for delivering modern, human-centred services across public and private sectors, this organisation supports clients through meaningful transformation by combining data, design, and engineering. This role is ideal for experienced architects who enjoy shaping cloud-native data platforms, working in multidisciplinary teams, and embedding data governance and architectural rigour across complex service ecosystems.
PREMIUM
Lead Data Architect
Lead Data Architect
Anson Mccade
LS1, Leeds
GBP 67,000.00 - 76,000.00 per year;GBP 67,000.00 per year;GBP 76,000.0
£67,000 - 76,000 GBP - Hybrid WORKING - Location: Leeds, Yorkshire and the Humber - United Kingdom Type: Permanent - Locations: Leeds, Manchester, Birmingham, Bristol, Glasgow, or London (Hybrid - up to 2 days on-site per week, remainder remote) Salary: £67,000 - £76,000 (non-London) / Up to £83,000 (London) + Benefits - A respected digital consultancy is hiring a Lead Data Architect to join its growing Data Engineering practice. Known for delivering modern, human-centred services across public and private sectors, this organisation supports clients through meaningful transformation by combining data, design, and engineering. This role is ideal for experienced architects who enjoy shaping cloud-native data platforms, working in multidisciplinary teams, and embedding data governance and architectural rigour across complex service ecosystems.
£67,000 - 76,000 GBP - Hybrid WORKING - Location: Leeds, Yorkshire and the Humber - United Kingdom Type: Permanent - Locations: Leeds, Manchester, Birmingham, Bristol, Glasgow, or London (Hybrid - up to 2 days on-site per week, remainder remote) Salary: £67,000 - £76,000 (non-London) / Up to £83,000 (London) + Benefits - A respected digital consultancy is hiring a Lead Data Architect to join its growing Data Engineering practice. Known for delivering modern, human-centred services across public and private sectors, this organisation supports clients through meaningful transformation by combining data, design, and engineering. This role is ideal for experienced architects who enjoy shaping cloud-native data platforms, working in multidisciplinary teams, and embedding data governance and architectural rigour across complex service ecosystems.
PREMIUM
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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JavaScript Developer - Hybrid (Manchester )
JavaScript Developer - Hybrid (Manchester )
Circle Group
M1, Manchester
£35000 - £40000 per annum + WFH
React, Angular, Vue, Javascript Engineer - A well-established tech company in the analytics space is looking for a JavaScript Developer to join its growing product development team. The organisation builds innovative, privacy-conscious software used by global brands to better understand digital user behaviour. This is a chance to work on something a bit different - helping to develop tools that securely capture user-consented data as part of a leading digital insights platform. * Collaborate with cross-functional teams to understand requirements and shape architecture. * Write clean, testable JavaScript code aligned to team standards. * Contribute to the design and development of secure data collection tools. * Work in a hybrid environment, combining office collaboration (Manchester-based) with home-based deep work.
React, Angular, Vue, Javascript Engineer - A well-established tech company in the analytics space is looking for a JavaScript Developer to join its growing product development team. The organisation builds innovative, privacy-conscious software used by global brands to better understand digital user behaviour. This is a chance to work on something a bit different - helping to develop tools that securely capture user-consented data as part of a leading digital insights platform. * Collaborate with cross-functional teams to understand requirements and shape architecture. * Write clean, testable JavaScript code aligned to team standards. * Contribute to the design and development of secure data collection tools. * Work in a hybrid environment, combining office collaboration (Manchester-based) with home-based deep work.
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JavaScript Developer - Hybrid (Manchester )
JavaScript Developer - Hybrid (Manchester )
Circle Group
M1, Manchester
£35000 - £40000 per annum + WFH
6 months with possible extension - React, Angular, Vue, Javascript Engineer - A well-established tech company in the analytics space is looking for a JavaScript Developer to join its growing product development team. The organisation builds innovative, privacy-conscious software used by global brands to better understand digital user behaviour. This is a chance to work on something a bit different - helping to develop tools that securely capture user-consented data as part of a leading digital insights platform. * Collaborate with cross-functional teams to understand requirements and shape architecture. * Write clean, testable JavaScript code aligned to team standards. * Contribute to the design and development of secure data collection tools. * Work in a hybrid environment, combining office collaboration (Manchester-based) with home-based deep work.
6 months with possible extension - React, Angular, Vue, Javascript Engineer - A well-established tech company in the analytics space is looking for a JavaScript Developer to join its growing product development team. The organisation builds innovative, privacy-conscious software used by global brands to better understand digital user behaviour. This is a chance to work on something a bit different - helping to develop tools that securely capture user-consented data as part of a leading digital insights platform. * Collaborate with cross-functional teams to understand requirements and shape architecture. * Write clean, testable JavaScript code aligned to team standards. * Contribute to the design and development of secure data collection tools. * Work in a hybrid environment, combining office collaboration (Manchester-based) with home-based deep work.
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We are looking for several Java Developers to contribute to the most demanding and exciting new digital service for the UK Government. Day-to-day you will be an integral part of a team in designing, creating and improving new and existing products, platforms and transactions across government. * Recent experience with Java 17 (or later). * Excellent understanding of TDD and BDD. * Experience with large microservice architectures. * Experience of working in an Agile environment. * Be willing to work in a pair programming environment * Have experience in implementing APIs for internal and external use. * Have the skills to build up a useful, robust automated test suite to support a continuous deployment environment. * Be involved in the wider web development community, identifying good practices we can adopt and sharing our experiences.
We are looking for several Java Developers to contribute to the most demanding and exciting new digital service for the UK Government. Day-to-day you will be an integral part of a team in designing, creating and improving new and existing products, platforms and transactions across government. * Recent experience with Java 17 (or later). * Excellent understanding of TDD and BDD. * Experience with large microservice architectures. * Experience of working in an Agile environment. * Be willing to work in a pair programming environment * Have experience in implementing APIs for internal and external use. * Have the skills to build up a useful, robust automated test suite to support a continuous deployment environment. * Be involved in the wider web development community, identifying good practices we can adopt and sharing our experiences.
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Job type: Contract - 12 months - Rate: £700 Umbrella - Location: Leeds (hybrid) x5 vacancies available - We are looking for an outstanding Java Developer, who can make a positive impact, and wants to contribute to the most demanding and exciting new digital service for the UK Government. Let's be clear about the impact of your work - better digital services in government will change the face of public services and have the potential to dramatically and positively transform the future of millions of people. We are looking for outstanding skills and you must be ready to quickly get to work within an Agile, multidisciplinary team of Developers, Designers, and Analysts focused on the the flagship welfare reform programme. We are looking for the kind of person who is unconcerned with titles and hierarchy; what really excites the successful candidate is problem-solving and
Job type: Contract - 12 months - Rate: £700 Umbrella - Location: Leeds (hybrid) x5 vacancies available - We are looking for an outstanding Java Developer, who can make a positive impact, and wants to contribute to the most demanding and exciting new digital service for the UK Government. Let's be clear about the impact of your work - better digital services in government will change the face of public services and have the potential to dramatically and positively transform the future of millions of people. We are looking for outstanding skills and you must be ready to quickly get to work within an Agile, multidisciplinary team of Developers, Designers, and Analysts focused on the the flagship welfare reform programme. We are looking for the kind of person who is unconcerned with titles and hierarchy; what really excites the successful candidate is problem-solving and
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Java 21 Developers, Digital Transformation, Central Government
Java 21 Developers, Digital Transformation, Central Government
Attenti
LS1, Leeds
£600 - £700 per day + Inside IR35
Superb 12 month contract opportunities on offer for multiple Senior Java Developers within a Central Government Department. We're looking for talented and enthusiastic Java Developers (with experience of Java 21) who want to work within an Agile, multidisciplinary team of Developers, Designers, and Analysts on a major digital transformation programme. You will be an integral part of the team designing, creating and improving new and existing products, and platforms across a major government programme. * Recent experience with Java 21. * Excellent understanding of TDD and BDD. * Experience with large microservice architectures. * Experience of working in an Agile environment. * Be willing to work in a pair programming environment. * Have experience in implementing APIs for internal and external use.
Superb 12 month contract opportunities on offer for multiple Senior Java Developers within a Central Government Department. We're looking for talented and enthusiastic Java Developers (with experience of Java 21) who want to work within an Agile, multidisciplinary team of Developers, Designers, and Analysts on a major digital transformation programme. You will be an integral part of the team designing, creating and improving new and existing products, and platforms across a major government programme. * Recent experience with Java 21. * Excellent understanding of TDD and BDD. * Experience with large microservice architectures. * Experience of working in an Agile environment. * Be willing to work in a pair programming environment. * Have experience in implementing APIs for internal and external use.