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2 Contract API jobs in South Glamorgan + 20 miles
Strong Azure cloud expertise with experience in API management, authentication, and cloud security.
Strong Azure cloud expertise with experience in API management, authentication, and cloud security.
We are seeking experienced Full Stack TypeScript Developer to join our team and help build innovative, cross-platform applications using a unified architecture. You'll work across the stack - developing responsive frontends in React, building robust RESTful/GraphQL APIs with Node.js and Fastify, and creating desktop/mobile apps using Electron and React Native. Our unified approach ensures code reusability and consistency across all platforms. Familiarity with XSL for data transformation is a plus. We're especially keen to hear from candidates who have real-world experience with vibe coding - using AI tools like Claude, Cursor, or CoPilot to build production-grade software faster and smarter. This is a remote job with regular travel to Bristol. About Contenta - Contenta is part of RWSs content management platform focused on the Aerospace & Defence market.
We are seeking experienced Full Stack TypeScript Developer to join our team and help build innovative, cross-platform applications using a unified architecture. You'll work across the stack - developing responsive frontends in React, building robust RESTful/GraphQL APIs with Node.js and Fastify, and creating desktop/mobile apps using Electron and React Native. Our unified approach ensures code reusability and consistency across all platforms. Familiarity with XSL for data transformation is a plus. We're especially keen to hear from candidates who have real-world experience with vibe coding - using AI tools like Claude, Cursor, or CoPilot to build production-grade software faster and smarter. This is a remote job with regular travel to Bristol. About Contenta - Contenta is part of RWSs content management platform focused on the Aerospace & Defence market.
30 exact matches jobs are outside your preferred location
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Secure API integration: rate limiting, authentication, and governance via Azure API Management.
Secure API integration: rate limiting, authentication, and governance via Azure API Management.
PREMIUM
Strong commercial experience with Node.js (Back End services and API development). * Knowledge of RESTful API design and integration.
Strong commercial experience with Node.js (Back End services and API development). * Knowledge of RESTful API design and integration.
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Senior Front-End Developer - 1 Year Contract - Remote
Senior Front-End Developer - 1 Year Contract - Remote
Stealth IT Consulting Limited
UK
From £450 to £500 per day
Understanding of API integrations and cross-functional workflow
Understanding of API integrations and cross-functional workflow
Senior Full Stack Developer (SC Cleared) - 12 Month Contract - Remote
Senior Full Stack Developer (SC Cleared) - 12 Month Contract - Remote
Stealth IT Consulting Limited
UK
From £450 to £500 per day
Strong understanding of API development and microservices
Strong understanding of API development and microservices
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• Strong backend engineering background delivering high-scale systems with AI components (Python/Java, RAG frameworks, vector databases, API engineering).
• Strong backend engineering background delivering high-scale systems with AI components (Python/Java, RAG frameworks, vector databases, API engineering).
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We are looking for a highly skilled Lead Business Analyst / Product Owner to lead the design, development, and delivery of API solutions that enable seamless integration across our digital ecosystem. This hybrid role combines strategic product ownership with hands-on business analysis to ensure our API platform meets business needs, enhances interoperability, and supports scalable growth. * Define and own the API product backlog, aligning with business objectives and technology strategy. * Act as the voice of the customer for API consumers, ensuring usability and developer experience. * Gather, analyze, and document functional and non-functional requirements for API development. * Collaborate with architects and engineering teams to design API specifications, JSON, XM
We are looking for a highly skilled Lead Business Analyst / Product Owner to lead the design, development, and delivery of API solutions that enable seamless integration across our digital ecosystem. This hybrid role combines strategic product ownership with hands-on business analysis to ensure our API platform meets business needs, enhances interoperability, and supports scalable growth. * Define and own the API product backlog, aligning with business objectives and technology strategy. * Act as the voice of the customer for API consumers, ensuring usability and developer experience. * Gather, analyze, and document functional and non-functional requirements for API development. * Collaborate with architects and engineering teams to design API specifications, JSON, XM
NEWPREMIUM
My client are seeking a JavaDeveloper with strong expertise in Apache Kafka, Node.js, and AWS cloud services. The role involves designing and implementing scalable, event-driven architectures, building microservices, and deploying solutions in a cloud-native environment. Essential Skills & Experience * Strong commercial experience with Java (core + modern frameworks) * Hands-on experience with Node.js * Proven background delivering solutions in AWS environments * Understanding of microservices, APIs and distributed systems * Experience working in Agile / DevOps environments * Familiarity with CI/CD pipelines and cloud-native tooling * Experience with Kafka Desirable * Previous experience working in public-sector or secure environments
My client are seeking a JavaDeveloper with strong expertise in Apache Kafka, Node.js, and AWS cloud services. The role involves designing and implementing scalable, event-driven architectures, building microservices, and deploying solutions in a cloud-native environment. Essential Skills & Experience * Strong commercial experience with Java (core + modern frameworks) * Hands-on experience with Node.js * Proven background delivering solutions in AWS environments * Understanding of microservices, APIs and distributed systems * Experience working in Agile / DevOps environments * Familiarity with CI/CD pipelines and cloud-native tooling * Experience with Kafka Desirable * Previous experience working in public-sector or secure environments
Java Developer 12 month Contract - 1 Stage Interview
Java Developer 12 month Contract - 1 Stage Interview
Stealth IT Consulting Limited
UK
Up to £400 per day £400 (Inside IR35) Per Day
Role Overview - We are seeking a skilled Java Developer with strong experience across Java, Node.js, and AWS to support large-scale digital transformation projects within a secure public-sector environment. You will join a collaborative engineering team focused on delivering secure, scalable and high-quality services. Key Responsibilities * Develop, maintain and optimise backend services using Java and Node.js * Build and deploy applications on AWS following best practices * Work within an Agile delivery team, contributing to sprints, ceremonies and code reviews * Collaborate with architects, product owners and other engineers to deliver high-impact features * Ensure code quality, security and performance are upheld * Support CI/CD processes, testing and automation - Essential Skills & Experience * Strong commercial experience with Java (core + modern frameworks)
Role Overview - We are seeking a skilled Java Developer with strong experience across Java, Node.js, and AWS to support large-scale digital transformation projects within a secure public-sector environment. You will join a collaborative engineering team focused on delivering secure, scalable and high-quality services. Key Responsibilities * Develop, maintain and optimise backend services using Java and Node.js * Build and deploy applications on AWS following best practices * Work within an Agile delivery team, contributing to sprints, ceremonies and code reviews * Collaborate with architects, product owners and other engineers to deliver high-impact features * Ensure code quality, security and performance are upheld * Support CI/CD processes, testing and automation - Essential Skills & Experience * Strong commercial experience with Java (core + modern frameworks)
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Looking for a Technical Business Analyst to support squads across a high-profile digital environment. You'll work closely with technical and business teams, shaping requirements and supporting delivery from discovery through to live service. The role requires someone confident engaging directly with technical and business stakeholders, translating business needs into technical requirements, and supporting squads through the full lifecycle. * Gather and refine requirements with stakeholders * Translate discovery outputs into clear epics and user stories * Work with architects and developers to validate technical feasibility * Understand RESTful APIs, data flows, and integration patterns * Contribute to agile ceremonies and support iterative delivery * Work across legacy and modern service environments * Proven experience as a Technical BA within digital or engineering
Looking for a Technical Business Analyst to support squads across a high-profile digital environment. You'll work closely with technical and business teams, shaping requirements and supporting delivery from discovery through to live service. The role requires someone confident engaging directly with technical and business stakeholders, translating business needs into technical requirements, and supporting squads through the full lifecycle. * Gather and refine requirements with stakeholders * Translate discovery outputs into clear epics and user stories * Work with architects and developers to validate technical feasibility * Understand RESTful APIs, data flows, and integration patterns * Contribute to agile ceremonies and support iterative delivery * Work across legacy and modern service environments * Proven experience as a Technical BA within digital or engineering
NEW
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We are seeking a skilled Full Stack Developer to lead the development of a scalable, secure, and user-centric analytics platform. This is a12 Months fixed term role, you must be UK based, the role is fully remote. Full Stack Developer - Role Responsibilities * Develop and maintain the React-based UI and Golang microservices backend * Design intuitive user experiences and deliver feature-rich portal modules * Implement and optimise CI/CD pipelines for automated deployment and testing. * Integrate with external * Build and manage APIs for internal and customer-facing services. * Participate in architectural decisions and contribute to the platforms roadmap. Full Stack Developer -Essential Experience * Proven experience in full stack development * Strong proficiency in React, JavaScript, PHP Symfony, and Golang
We are seeking a skilled Full Stack Developer to lead the development of a scalable, secure, and user-centric analytics platform. This is a12 Months fixed term role, you must be UK based, the role is fully remote. Full Stack Developer - Role Responsibilities * Develop and maintain the React-based UI and Golang microservices backend * Design intuitive user experiences and deliver feature-rich portal modules * Implement and optimise CI/CD pipelines for automated deployment and testing. * Integrate with external * Build and manage APIs for internal and customer-facing services. * Participate in architectural decisions and contribute to the platforms roadmap. Full Stack Developer -Essential Experience * Proven experience in full stack development * Strong proficiency in React, JavaScript, PHP Symfony, and Golang
NEWFEATURED
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Do you want your coding skills to make a real difference? Join a mission-driven tech-for-good organisation and help build websites and digital tools that positively impact communities. Were looking for a talented WordPress Developerto take ownership of digital platforms. Youll work on everything from themes and custom plugins to integrations and cloud-based solutions, ensuring the sites are fast, secure, and scalable. * Fully remote within the UK * Salary up to £50,000 * 33 days annual leave * Pension & healthcare * A role with genuine social impact * A supportive, mission-driven workplace * Professional development and clear career progression * Building and enhancing WordPress websites with clean, maintainable code * Collaborating with designers, content creators, and stakeholders to bring digital ideas to life
Do you want your coding skills to make a real difference? Join a mission-driven tech-for-good organisation and help build websites and digital tools that positively impact communities. Were looking for a talented WordPress Developerto take ownership of digital platforms. Youll work on everything from themes and custom plugins to integrations and cloud-based solutions, ensuring the sites are fast, secure, and scalable. * Fully remote within the UK * Salary up to £50,000 * 33 days annual leave * Pension & healthcare * A role with genuine social impact * A supportive, mission-driven workplace * Professional development and clear career progression * Building and enhancing WordPress websites with clean, maintainable code * Collaborating with designers, content creators, and stakeholders to bring digital ideas to life
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Espire Infolabs is hiring forJDA Dispatcher Developer for UK with 100% remote working - Job Title:JDA Dispatcher Developer - Job Type: Permanent - Job Location: 100% Remote - Job Description, Develop & maintain custom enhancements, interfaces, and extensions within the JDA Dispatcher WMS environment. Design & implement system configurations, rules changes and new functionalities to meet evolving business needs. Participating in the implementation of new JDA Dispatcher systems, including configuring the system based on business requirements and conducting user training. Working on integrating the JDA Dispatcher WMS with other systems like ERP, TMS, and material handling equipment (MHE). Analysing and troubleshooting technical problems related to the JDA Dispatcher WMS, including performance issues, integration problems, and user-related operational issues.
Espire Infolabs is hiring forJDA Dispatcher Developer for UK with 100% remote working - Job Title:JDA Dispatcher Developer - Job Type: Permanent - Job Location: 100% Remote - Job Description, Develop & maintain custom enhancements, interfaces, and extensions within the JDA Dispatcher WMS environment. Design & implement system configurations, rules changes and new functionalities to meet evolving business needs. Participating in the implementation of new JDA Dispatcher systems, including configuring the system based on business requirements and conducting user training. Working on integrating the JDA Dispatcher WMS with other systems like ERP, TMS, and material handling equipment (MHE). Analysing and troubleshooting technical problems related to the JDA Dispatcher WMS, including performance issues, integration problems, and user-related operational issues.
FEATURED
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QA Tester - Python/Gherkin/BDD - SC Cleared
QA Tester - Python/Gherkin/BDD - SC Cleared
Hays
UK
£450.0 - £500.0 per annum + £450 - £500 inside IR35
Your new company - One of the largest Public Sector Organisations in the UK managing trade - Your new role - What you'll need to succeed - We are supporting a client in seeking an experienced Quality Assurance (QA) contractor to help design, build, and operationalise robust testing capabilities across our web application stack. You will play a key role in ensuring the reliability, performance, and security of our systems, which include a Django/Wagtail CMS backend, microservices architecture, and a modern JavaScript/CSS frontend. You will develop and execute comprehensive test strategies, covering both manual and automated testing. This is a strategic and technical role, with a strong emphasis on quality uplift, process definition, and knowledge transfer across the team. You will be instrumental in validating deployments across multiple environments, supporting Agile
Your new company - One of the largest Public Sector Organisations in the UK managing trade - Your new role - What you'll need to succeed - We are supporting a client in seeking an experienced Quality Assurance (QA) contractor to help design, build, and operationalise robust testing capabilities across our web application stack. You will play a key role in ensuring the reliability, performance, and security of our systems, which include a Django/Wagtail CMS backend, microservices architecture, and a modern JavaScript/CSS frontend. You will develop and execute comprehensive test strategies, covering both manual and automated testing. This is a strategic and technical role, with a strong emphasis on quality uplift, process definition, and knowledge transfer across the team. You will be instrumental in validating deployments across multiple environments, supporting Agile
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Job Title: Full Stack Developer - Location: London, UK (Hybrid Work Mode) Job Type: Permanent - We are seeking a Full Stack Developer with strong experience in web application development, particularly focusing on the integration of Generative AI and Agentic Application models. You will play a key role in building and enhancing innovative solutions that leverage both advanced front-end and back-end technologies in a cloud environment. * Develop robust web applications integrating Generative AI and Agentic Application models. * Design and build scalable, responsive front-end interfaces. * Create and maintain efficient back-end systems and APIs. * Integrate AI frameworks into applications and support deployment in cloud environments. * Collaborate with DevOps teams to implement CI/CD pipelines and manage infrastructure.
Job Title: Full Stack Developer - Location: London, UK (Hybrid Work Mode) Job Type: Permanent - We are seeking a Full Stack Developer with strong experience in web application development, particularly focusing on the integration of Generative AI and Agentic Application models. You will play a key role in building and enhancing innovative solutions that leverage both advanced front-end and back-end technologies in a cloud environment. * Develop robust web applications integrating Generative AI and Agentic Application models. * Design and build scalable, responsive front-end interfaces. * Create and maintain efficient back-end systems and APIs. * Integrate AI frameworks into applications and support deployment in cloud environments. * Collaborate with DevOps teams to implement CI/CD pipelines and manage infrastructure.
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Job Title: Product Security Architect (Contract) Location: UK-based / Remote - Contract: 3 months initially, Outside IR35 - Why Apply? This is an opportunity to play a key role in shaping Product Security for an international technology organisation. The role offers exposure to a federated environment across multiple business units, providing strategic influence and hands on technical impact. * Define, lead, and evolve a group-wide Product Security and Secure SSDLC strategy across all business units. * Assess current AppSec capabilities, identify gaps, and implement practical, scalable improvements. * Collaborate with Product Architects, engineering, and security teams to integrate security into GitHub, CI/CD pipelines, and development workflows. * Provide architecture guidance and implement secure coding practices, threat modelling, and security tooling.
Job Title: Product Security Architect (Contract) Location: UK-based / Remote - Contract: 3 months initially, Outside IR35 - Why Apply? This is an opportunity to play a key role in shaping Product Security for an international technology organisation. The role offers exposure to a federated environment across multiple business units, providing strategic influence and hands on technical impact. * Define, lead, and evolve a group-wide Product Security and Secure SSDLC strategy across all business units. * Assess current AppSec capabilities, identify gaps, and implement practical, scalable improvements. * Collaborate with Product Architects, engineering, and security teams to integrate security into GitHub, CI/CD pipelines, and development workflows. * Provide architecture guidance and implement secure coding practices, threat modelling, and security tooling.
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Location -We are flexible: onsite, hybrid or fully remote, depending on what works for you and the client, UK or Netherlands based. What you will actually be doing - This is not a role where you build clever models that never get used. Your focus is on creating measurable value for clients using data science, machine learning and GenAI, in a consulting and advisory context. You will own work from the very beginning, asking questions like "What value are we trying to create here?" and "Is this the right problem to solve?" through to "It is live, stakeholders are using it and we can see the impact in the numbers." You will work fairly independently and you will also be someone that more junior team members look to for help and direction. A big part of the job is taking messy, ambiguous business and technical problems and turning them into clear, valuable solutions that
Location -We are flexible: onsite, hybrid or fully remote, depending on what works for you and the client, UK or Netherlands based. What you will actually be doing - This is not a role where you build clever models that never get used. Your focus is on creating measurable value for clients using data science, machine learning and GenAI, in a consulting and advisory context. You will own work from the very beginning, asking questions like "What value are we trying to create here?" and "Is this the right problem to solve?" through to "It is live, stakeholders are using it and we can see the impact in the numbers." You will work fairly independently and you will also be someone that more junior team members look to for help and direction. A big part of the job is taking messy, ambiguous business and technical problems and turning them into clear, valuable solutions that
Full Stack - Ruby on Rails, React - Up to £120k DOE - Fully Remote - must be UK based - A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Lead Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase. As a technical leader within a cross-functional Product Team, you'll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably as our user base grows. You'll act as a role model for engineering excellence - mentoring others, elevating standards, and collaborating closely with Product, Design, and Customer Success to build tools our customers truly value. Tech Stack: Ruby on Rails, React, React Nativ
Full Stack - Ruby on Rails, React - Up to £120k DOE - Fully Remote - must be UK based - A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Lead Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase. As a technical leader within a cross-functional Product Team, you'll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably as our user base grows. You'll act as a role model for engineering excellence - mentoring others, elevating standards, and collaborating closely with Product, Design, and Customer Success to build tools our customers truly value. Tech Stack: Ruby on Rails, React, React Nativ
The ideal candidate will have strong experience in API development, microservices architecture, CI/CD pipelines, and containerization. Additional Skills: API development, microservices, CI/CD pipelines, containerization (Docker/Kubernetes), Leadership, Greenfield development experience
The ideal candidate will have strong experience in API development, microservices architecture, CI/CD pipelines, and containerization. Additional Skills: API development, microservices, CI/CD pipelines, containerization (Docker/Kubernetes), Leadership, Greenfield development experience
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Familiarity with API testing, SQL queries, and data migration testing.
Familiarity with API testing, SQL queries, and data migration testing.
Build your future with Sovos. If you're seeking a career where innovation meets impact, you've come to the right place. As a global leader, Sovos is transforming tax compliance from a business requirement to a force for growth while revolutionising how businesses navigate the ever-changing regulatory landscape. At Sovos, we're dedicated to more than just solving compliance challenges we're committed to making a positive and lasting difference in everything we do. Our teams operate on the modern edge of digital technology, working not only to solve complex business challenges but also to enrich our personal, professional, and local communities. Our purpose-built systems provide the tools you need to thrive in a world where governments demand increased visibility, faster reporting and greater control over business processes. Excited about the possibilities? So are we!
Build your future with Sovos. If you're seeking a career where innovation meets impact, you've come to the right place. As a global leader, Sovos is transforming tax compliance from a business requirement to a force for growth while revolutionising how businesses navigate the ever-changing regulatory landscape. At Sovos, we're dedicated to more than just solving compliance challenges we're committed to making a positive and lasting difference in everything we do. Our teams operate on the modern edge of digital technology, working not only to solve complex business challenges but also to enrich our personal, professional, and local communities. Our purpose-built systems provide the tools you need to thrive in a world where governments demand increased visibility, faster reporting and greater control over business processes. Excited about the possibilities? So are we!
Proven experience with API development and integration
Proven experience with API development and integration
Understanding of DevOps practices , cloud infrastructure automation (Terraform, Ansible), and scalable API architectures.
Understanding of DevOps practices , cloud infrastructure automation (Terraform, Ansible), and scalable API architectures.
Define Architectural Strategy: Use strong system and API design skills to make decisive architectural choices, ensuring our solutions are robust, scalable, and efficient
Define Architectural Strategy: Use strong system and API design skills to make decisive architectural choices, ensuring our solutions are robust, scalable, and efficient