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        39 Contract API jobs in Leeds + 20 miles

        Senior Android Developer

        Infoplus Technologies UK Ltd
        LS1, Leeds
        £400 per day
        Job Description: BANKING EXP MANDATORY 1. Communication Skills The candidate must have excellent communication skills, both verbal and written, as they will be expected to collaborate effectively with teams and stakeholders. 2. oStrong hands-on experience with Kotlin and practical implementation of Jetpack components. oProficiency in writing unit tests using Mockito to ensure robust and reliable applications. oSolid understanding of Architectural Patterns, with a focus on Clean Architecture, which is frequently used in modern Android development. oExpertise in Dependency Injection frameworks. oStrong knowledge and working experience with Retrofit for API integration. oHands-on experience with Dagger for dependency management and scalable application development. 3.
        Job Description: BANKING EXP MANDATORY 1. Communication Skills The candidate must have excellent communication skills, both verbal and written, as they will be expected to collaborate effectively with teams and stakeholders. 2. oStrong hands-on experience with Kotlin and practical implementation of Jetpack components. oProficiency in writing unit tests using Mockito to ensure robust and reliable applications. oSolid understanding of Architectural Patterns, with a focus on Clean Architecture, which is frequently used in modern Android development. oExpertise in Dependency Injection frameworks. oStrong knowledge and working experience with Retrofit for API integration. oHands-on experience with Dagger for dependency management and scalable application development. 3.
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        NEW
        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.
        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.
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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.
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        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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        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 practices.
        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 practices.
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        Cloud Application Developer - Azure - Leeds (Hybrid - 3 days office / 2 remote) - £50,000 - £60,000 + bonus + benefits We're working with a global technology company that's investing heavily in digital transformation and expanding its engineering team in Leeds. They're looking for a Cloud Application Developer with strong Azure experience to help build scalable, reliable applications that support their next phase of growth. The Role You'll join a collaborative development team working on end-to-end Azure projects. From designing and building APIs to deploying cloud-native solutions that connect to cutting-edge devices, this is a role where you'll have real influence on architecture, performance, and delivery. * Azure services such as Functions, Event Grid, Service Bus, SQL, Blob Storage, and DevOps pipelines
        Cloud Application Developer - Azure - Leeds (Hybrid - 3 days office / 2 remote) - £50,000 - £60,000 + bonus + benefits We're working with a global technology company that's investing heavily in digital transformation and expanding its engineering team in Leeds. They're looking for a Cloud Application Developer with strong Azure experience to help build scalable, reliable applications that support their next phase of growth. The Role You'll join a collaborative development team working on end-to-end Azure projects. From designing and building APIs to deploying cloud-native solutions that connect to cutting-edge devices, this is a role where you'll have real influence on architecture, performance, and delivery. * Azure services such as Functions, Event Grid, Service Bus, SQL, Blob Storage, and DevOps pipelines
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        NEWFEATURED

        React Developer

        Networker Global Limited
        Leeds, West Yorkshire
        £36000 - £47500 per annum
        Leeds (Hybrid 3 days on-site) Full-Time | Permanent £36,000 £47,500 per annum TV / Entertainment Industry / Solution Provider Join us to shape the future of digital entertainment. Were seeking a talented React Developer to join our dynamic team in Leeds, working on exciting new projects that reach audiences across desktop, tablet, and mobile platforms. You'll play a central role in delivering user-focused digital experiences, collaborating with designers, engineers, and product owners in a fun, supportive, and forward-thinking environment. This is a fantastic opportunity to work in the TV and entertainment industry, contributing to high-profile digital products seen by millions. What youll be doing Building modern, responsive front-end applications using React, HTML5, and CSS3 (SASS) Creating engaging user experiences across platforms and devices
        Leeds (Hybrid 3 days on-site) Full-Time | Permanent £36,000 £47,500 per annum TV / Entertainment Industry / Solution Provider Join us to shape the future of digital entertainment. Were seeking a talented React Developer to join our dynamic team in Leeds, working on exciting new projects that reach audiences across desktop, tablet, and mobile platforms. You'll play a central role in delivering user-focused digital experiences, collaborating with designers, engineers, and product owners in a fun, supportive, and forward-thinking environment. This is a fantastic opportunity to work in the TV and entertainment industry, contributing to high-profile digital products seen by millions. What youll be doing Building modern, responsive front-end applications using React, HTML5, and CSS3 (SASS) Creating engaging user experiences across platforms and devices
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        React Developer

        Networker Global Limited
        Leeds, West Yorkshire
        £60 - £75000 per annum
        Role React Developer Location - Leeds (Hybrid) Salary - £60K - £75K Role Type Permanent Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched permanent positions. Overview Are you a talented React Developer eager to make an immediate impact on exciting projects? Our client is seeking an experienced professional for a hybrid position to be based in Central London * Design and develop high-performance, user-centric web applications that enhance customer experiences. * Collaborate with cross-functional teams to implement innovative solutions and deliver impactful projects. * Contribute to the overall architecture and design decisions, ensuring scalability and maintainability.
        Role React Developer Location - Leeds (Hybrid) Salary - £60K - £75K Role Type Permanent Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched permanent positions. Overview Are you a talented React Developer eager to make an immediate impact on exciting projects? Our client is seeking an experienced professional for a hybrid position to be based in Central London * Design and develop high-performance, user-centric web applications that enhance customer experiences. * Collaborate with cross-functional teams to implement innovative solutions and deliver impactful projects. * Contribute to the overall architecture and design decisions, ensuring scalability and maintainability.
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        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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        NEW

        Mid-Senior PHP Developer

        Searchability (UK) Ltd
        BD1, Bradford
        £30000 - £45000 per annum
        PHP Developer * Join a growing, values driven agency in a position! * Fulltime onsite in Bradford, long term hybrid working available * Up to £45k, 35 hour working week, flexible start and finish, regular pay reviews, social events and much more! My client is a growing, values driven agency based in West Yorkshire. Currently 20 people strong, they boost an impression client rooster and have created a close-knit working environment. The founder is passionate about working on value lead projects, they will not take on anything that compromises their strict code of ethics, and as such have great satisfaction from the work that they do. The team is friendly, and ambitious. Micromanagement isn't welcome here, and everyone is rewarded on merit, with regular pay reviews, every 6 months or so.
        PHP Developer * Join a growing, values driven agency in a position! * Fulltime onsite in Bradford, long term hybrid working available * Up to £45k, 35 hour working week, flexible start and finish, regular pay reviews, social events and much more! My client is a growing, values driven agency based in West Yorkshire. Currently 20 people strong, they boost an impression client rooster and have created a close-knit working environment. The founder is passionate about working on value lead projects, they will not take on anything that compromises their strict code of ethics, and as such have great satisfaction from the work that they do. The team is friendly, and ambitious. Micromanagement isn't welcome here, and everyone is rewarded on merit, with regular pay reviews, every 6 months or so.
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        FEATURED
        Pay up to £52,442 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Digital with Purpose. We are looking for an Identity Access Management Infrastructure Engineer to join our community of tech experts in DWP Digital. We're using fresh ideas and leading-edge tech to build and maintain digital solutions that will be used by nearly every person in the UK, every day and at key moments in their lives. DWP is the UK's largest government department. We help people into work and make payments worth over £195bn a year to support and empower millions of people. The scale of what we do is extraordinary, and our purpose is unique. We'd love you to join us. What skills, knowledge and experience will you need? * Experience of working with Active Directory, Entra ID, MFA technologies.
        Pay up to £52,442 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Digital with Purpose. We are looking for an Identity Access Management Infrastructure Engineer to join our community of tech experts in DWP Digital. We're using fresh ideas and leading-edge tech to build and maintain digital solutions that will be used by nearly every person in the UK, every day and at key moments in their lives. DWP is the UK's largest government department. We help people into work and make payments worth over £195bn a year to support and empower millions of people. The scale of what we do is extraordinary, and our purpose is unique. We'd love you to join us. What skills, knowledge and experience will you need? * Experience of working with Active Directory, Entra ID, MFA technologies.
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        NEWPREMIUM

        Software Engineer

        Bright Purple Resourcing
        LS4, Leeds
        £30,000 - £50,000
        Are you ready to use your technical expertise to help transform services that directly improve lives across the UK? Our client provides emergency accommodation and support services to the UK's most vulnerable people victims of domestic abuse, those fleeing war, chaos and corruption, and individuals seeking asylum. Their mission is to deliver safe environments and innovative solutions that protect and empower those most in need. They are now seeking Software Engineersto play a pivotal role in rebuilding and modernising their software environment. This is an exciting opportunity to contribute to the transformation of critical systems that directly support the delivery of vital frontline services. Whats on Offer * Fully remote working in the UK * Salaries in the range of £30,000 - £50,000 * The chance to contribute to an organisation making a meaningful social impact.
        Are you ready to use your technical expertise to help transform services that directly improve lives across the UK? Our client provides emergency accommodation and support services to the UK's most vulnerable people victims of domestic abuse, those fleeing war, chaos and corruption, and individuals seeking asylum. Their mission is to deliver safe environments and innovative solutions that protect and empower those most in need. They are now seeking Software Engineersto play a pivotal role in rebuilding and modernising their software environment. This is an exciting opportunity to contribute to the transformation of critical systems that directly support the delivery of vital frontline services. Whats on Offer * Fully remote working in the UK * Salaries in the range of £30,000 - £50,000 * The chance to contribute to an organisation making a meaningful social impact.
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        NEW
        Ready to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone experienced in backend API development and working with modern data infrastructure. At Ask BOSCO®, we're on a mission to help brands spend smarter with our award-winning predictive analytics platform. As our Senior Backend Developer you won’t just write code - you’ll shape the future of a high-growth MarTech product, lead technical strategy, and work directly with founders, data scientists, and clients to deliver impactful, intelligent solutions.
        Ready to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone experienced in backend API development and working with modern data infrastructure. At Ask BOSCO®, we're on a mission to help brands spend smarter with our award-winning predictive analytics platform. As our Senior Backend Developer you won’t just write code - you’ll shape the future of a high-growth MarTech product, lead technical strategy, and work directly with founders, data scientists, and clients to deliver impactful, intelligent solutions.
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        NEW
        Join Netcompany in leveraging technological innovations to foster societal transformation. Netcompany was awarded 5th position on the esteemed UK Top 50 Best Places to Work in the Glassdoor Employees Choice Awards for 2024. As one of the fastest growing technology companies, we are disrupting the marketplace and revolutionizing the way businesses operate. Our vision is to be the leading digital challenger in Europe whilst evolving the next generation of IT consulting. Operating across both public and private sectors, we offer a comprehensive range of services from product design and engineering, digital strategy, data services & management (Machine Learning and AI), cloud migration to program delivery and service operations, our offerings are designed to meet diverse business needs. Job Description
        Join Netcompany in leveraging technological innovations to foster societal transformation. Netcompany was awarded 5th position on the esteemed UK Top 50 Best Places to Work in the Glassdoor Employees Choice Awards for 2024. As one of the fastest growing technology companies, we are disrupting the marketplace and revolutionizing the way businesses operate. Our vision is to be the leading digital challenger in Europe whilst evolving the next generation of IT consulting. Operating across both public and private sectors, we offer a comprehensive range of services from product design and engineering, digital strategy, data services & management (Machine Learning and AI), cloud migration to program delivery and service operations, our offerings are designed to meet diverse business needs. Job Description
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        NEW
        Solution Architect Rate - £650 - £750 Outside IR35 Location - Leeds (Two / Three days a week on site) Duration - 6-month initial contract We are seeking a skilled Solution Architect to join one of our clients' growing teams. This is an exciting opportunity for a technology leader to play a pivotal role in shaping, designing, and delivering robust, scalable application architectures across a range of complex enterprise solutions. * Lead end-to-end solution design for business-critical applications. * Translate business and technical requirements into coherent architectural designs. * Define application architectures in alignment with enterprise strategy, governance, and standards. * Collaborate with stakeholders including business analysts, developers, testers, and project managers to ensure delivery success.
        Solution Architect Rate - £650 - £750 Outside IR35 Location - Leeds (Two / Three days a week on site) Duration - 6-month initial contract We are seeking a skilled Solution Architect to join one of our clients' growing teams. This is an exciting opportunity for a technology leader to play a pivotal role in shaping, designing, and delivering robust, scalable application architectures across a range of complex enterprise solutions. * Lead end-to-end solution design for business-critical applications. * Translate business and technical requirements into coherent architectural designs. * Define application architectures in alignment with enterprise strategy, governance, and standards. * Collaborate with stakeholders including business analysts, developers, testers, and project managers to ensure delivery success.
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        FEATURED

        Senior Engineer

        Yorkshire Water
        BD6, Bradford
        From GBP 65000.0 to 75000.0 per year
        Water Utility Company based in Yorkshire region of England. Hello! Thanks for stopping by. * We offer a competitive salary, depending on experience, 3b, £65,000 £75,000 * A company car benefit (£3,720 cash allowance) * Annual incentive related bonus (up to 10% of annual salary) * Private health care (self only) * Attractive pension scheme (up to 12% company contribution) * Life assurance cover of 4 times pensionable salary * 25 days annual leave plus bank holidays plus an extra wellness day! * A great benefits package choose from health cash plan scheme, critical illness insurance, dental insurance, life assurance flex and partner cover. * Retail savings scheme * Online GP service, cycle to work scheme, gym membership discounts and many more! Location: All over Yorkshire / Hybrid Working (1 day office a week Bradford) Work type: Permanent.
        Water Utility Company based in Yorkshire region of England. Hello! Thanks for stopping by. * We offer a competitive salary, depending on experience, 3b, £65,000 £75,000 * A company car benefit (£3,720 cash allowance) * Annual incentive related bonus (up to 10% of annual salary) * Private health care (self only) * Attractive pension scheme (up to 12% company contribution) * Life assurance cover of 4 times pensionable salary * 25 days annual leave plus bank holidays plus an extra wellness day! * A great benefits package choose from health cash plan scheme, critical illness insurance, dental insurance, life assurance flex and partner cover. * Retail savings scheme * Online GP service, cycle to work scheme, gym membership discounts and many more! Location: All over Yorkshire / Hybrid Working (1 day office a week Bradford) Work type: Permanent.
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        NEWFEATURED
        Contract Opportunity: Salesforce Administrator / Developer Outside IR35 | On-site 5 days per week An established business is seeking an experienced Salesforce Administrator/Developer for the next phase of its Salesforce journey. The first part of the platform has been built the focus now is working directly with one of the business owners to integrate Salesforce across additional areas of the organisation and take the system to the next level, ensuring maximum value is delivered. * Enhance and expand existing Salesforce functionality. * Design, build, and optimise solutions using Apex, Visualforce, Lightning Components, and Flows. * Integrate Salesforce with third-party applications and internal systems (REST/SOAP APIs, middleware). * Maintain and improve workflows, processes, and data integrity. * Ensure security and compliance best practices are applied.
        Contract Opportunity: Salesforce Administrator / Developer Outside IR35 | On-site 5 days per week An established business is seeking an experienced Salesforce Administrator/Developer for the next phase of its Salesforce journey. The first part of the platform has been built the focus now is working directly with one of the business owners to integrate Salesforce across additional areas of the organisation and take the system to the next level, ensuring maximum value is delivered. * Enhance and expand existing Salesforce functionality. * Design, build, and optimise solutions using Apex, Visualforce, Lightning Components, and Flows. * Integrate Salesforce with third-party applications and internal systems (REST/SOAP APIs, middleware). * Maintain and improve workflows, processes, and data integrity. * Ensure security and compliance best practices are applied.
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        Senior Software Engineer

        Oscar Associates (UK) Limited
        LS1, Leeds
        £55000 - £65000 per annum
        We're currently working with a growing SaaS company based in Leeds that are looking for a Senior Software Engineer skilled with C# ASP.NET, Angular, and SQL. This role will naturally grow in to a lead Engineer position as the team grows. You will be working to develop and build their new payroll project, which will be rolling out nationally, and then internationally. This role is based in Leeds, and it will require you to be onsite a minimum of two days per week. * Professional software engineering experience (typically 5+ years) using C# / ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v8+). * Significant understanding and practical experience with relational databases (MySQL /PostgreSQL preferred). * Expertise in version control systems (Git) and branching strategies (Gitflow).
        We're currently working with a growing SaaS company based in Leeds that are looking for a Senior Software Engineer skilled with C# ASP.NET, Angular, and SQL. This role will naturally grow in to a lead Engineer position as the team grows. You will be working to develop and build their new payroll project, which will be rolling out nationally, and then internationally. This role is based in Leeds, and it will require you to be onsite a minimum of two days per week. * Professional software engineering experience (typically 5+ years) using C# / ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v8+). * Significant understanding and practical experience with relational databases (MySQL /PostgreSQL preferred). * Expertise in version control systems (Git) and branching strategies (Gitflow).
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        FEATURED
        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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        NEW
        Pentest People is a UK-based security consultancy specialising in providing Penetration Testing as a Service to all its clients. Our innovative approach to security testing merges the benefits of consultant-led penetration testing with ongoing vulnerability assurance through our advanced SecurePortal. This provides clients with a continuous, living threat management system throughout the duration of the contract, rather than a single point-in-time assessment. As CHECK Team Leader, you will lead and oversee penetration testing engagements for government and critical infrastructure clients, ensuring compliance with NCSC methodologies while delivering exceptional technical and strategic value. This role is suitable for an existing CHECK Team Leader (App) seeking a new challenge and the opportunity to work on exciting projects.
        Pentest People is a UK-based security consultancy specialising in providing Penetration Testing as a Service to all its clients. Our innovative approach to security testing merges the benefits of consultant-led penetration testing with ongoing vulnerability assurance through our advanced SecurePortal. This provides clients with a continuous, living threat management system throughout the duration of the contract, rather than a single point-in-time assessment. As CHECK Team Leader, you will lead and oversee penetration testing engagements for government and critical infrastructure clients, ensuring compliance with NCSC methodologies while delivering exceptional technical and strategic value. This role is suitable for an existing CHECK Team Leader (App) seeking a new challenge and the opportunity to work on exciting projects.
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        NEW
        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
        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
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        NEW
        TransUnion's Job Applicant Privacy Notice We support organisations across a variety of sectors including finance, retail, telecommunications, utilities, gaming, government and insurance. Were looking for a Senior Engineer to join our growing team. * Develop, maintain, and enhance Business Intelligence Solutions, including database systems and Data Warehouses, using SQL Server 2017, Integration Services, Analysis Services, Reporting Services and Master Data Management, Microsoft Excel, Power BI, Fabric as appropriate. * Produce and run unit tests to ensure high quality of all changes and participating in the design and requirements capturing of new Business Intelligence initiatives * Problem solve and debug complex Business Intelligence systems, including database systems and Data Warehouses, to allow defect analysis and fixing
        TransUnion's Job Applicant Privacy Notice We support organisations across a variety of sectors including finance, retail, telecommunications, utilities, gaming, government and insurance. Were looking for a Senior Engineer to join our growing team. * Develop, maintain, and enhance Business Intelligence Solutions, including database systems and Data Warehouses, using SQL Server 2017, Integration Services, Analysis Services, Reporting Services and Master Data Management, Microsoft Excel, Power BI, Fabric as appropriate. * Produce and run unit tests to ensure high quality of all changes and participating in the design and requirements capturing of new Business Intelligence initiatives * Problem solve and debug complex Business Intelligence systems, including database systems and Data Warehouses, to allow defect analysis and fixing
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        Scala Engineer - Telford

        Financial Data Management Plc*
        Leeds, West Yorkshire
        Competitive
        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.
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        Senior Engineer

        TRANSUNION INTERNATIONAL UK LIMITED
        Leeds, West Yorkshire
        Competitive
        Leeds, United Kingdom Full time 2025-09-19 Posted Today 19037351 TransUnion's Job Applicant Privacy Notice We support organisations across a variety of sectors including finance, retail, telecommunications, utilities, gaming, government and insurance. We're looking for a Senior Engineer to join our growing team. * Develop, maintain, and enhance Business Intelligence Solutions, including database systems and Data Warehouses, using SQL Server 2017, Integration Services, Analysis Services, Reporting Services and Master Data Management, Microsoft Excel, Power BI, Fabric as appropriate. * Produce and run unit tests to ensure high quality of all changes and participating in the design and requirements capturing of new Business Intelligence initiatives
        Leeds, United Kingdom Full time 2025-09-19 Posted Today 19037351 TransUnion's Job Applicant Privacy Notice We support organisations across a variety of sectors including finance, retail, telecommunications, utilities, gaming, government and insurance. We're looking for a Senior Engineer to join our growing team. * Develop, maintain, and enhance Business Intelligence Solutions, including database systems and Data Warehouses, using SQL Server 2017, Integration Services, Analysis Services, Reporting Services and Master Data Management, Microsoft Excel, Power BI, Fabric as appropriate. * Produce and run unit tests to ensure high quality of all changes and participating in the design and requirements capturing of new Business Intelligence initiatives
        more
        AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. Weve been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always leave a legacy for the client. We do this through close relationships with our offices (or Clubs) so that our partners are always prioritised by a regional team close to them. This unique model has driven success for our clients and ourselves, evidenced by our remarkable organic growth since 2014. Today we number more than 1,300 people with Clubs all over the UK and Europe with plans for global expansion in the next couple of years. Join us - and help us fulfil our mission to close the worlds digital skills gap. * Defining data structures, flows and usability of the data model
        AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. Weve been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always leave a legacy for the client. We do this through close relationships with our offices (or Clubs) so that our partners are always prioritised by a regional team close to them. This unique model has driven success for our clients and ourselves, evidenced by our remarkable organic growth since 2014. Today we number more than 1,300 people with Clubs all over the UK and Europe with plans for global expansion in the next couple of years. Join us - and help us fulfil our mission to close the worlds digital skills gap. * Defining data structures, flows and usability of the data model
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        What is the average salary for API in Leeds?

        Average salary per year
        £47,499

        The average salary for a API in Leeds is £47,499. API in Leeds salaries range from £37,499 to £57,499.

        Frequently Asked Questions

        How many contract API jobs are there in Leeds?
        There are 39 contract API jobs within 20 miles of Leeds available on Jobsite right now.

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