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5 Contract API jobs in Adamsdown (CF10) + 20 miles
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Lead Developer
Lead Developer
Intellectual Property Office
Newport (NP10)
From £66,162 to £77,888 per annum £19,167 towards membership of the C
Pleasenote:Applicants should review all aspects of this advert to ensure a thorough understanding. If reviewing via a screen reader, please note that the Job summary, Job description, Person specification, Benefits and Things you need to know sections have been emphasised - The IPO is an organisation which depends on its IT services to operate and innovate effectively. To provide up to date services to our customers, systems need to be developed, improved and maintained. This position plays a key role in ensuring the Legacy Existing Systems vertical within IT, continues to be able to support these aging and complex legacy systems. This is a challenging role as the post holder must be able to balance complex maintenance commitments of the legacy estate with new initiatives, and conflicting demands.
Pleasenote:Applicants should review all aspects of this advert to ensure a thorough understanding. If reviewing via a screen reader, please note that the Job summary, Job description, Person specification, Benefits and Things you need to know sections have been emphasised - The IPO is an organisation which depends on its IT services to operate and innovate effectively. To provide up to date services to our customers, systems need to be developed, improved and maintained. This position plays a key role in ensuring the Legacy Existing Systems vertical within IT, continues to be able to support these aging and complex legacy systems. This is a challenging role as the post holder must be able to balance complex maintenance commitments of the legacy estate with new initiatives, and conflicting demands.
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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.
We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results. We are over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport. Our teams operate globally from offices across the UK, Ireland, US, Nordics, and Netherlands. Bringing Ingenuity to Life. Job description - We challenge where it matters and own the outcome.
We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results. We are over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport. Our teams operate globally from offices across the UK, Ireland, US, Nordics, and Netherlands. Bringing Ingenuity to Life. Job description - We challenge where it matters and own the outcome.
Technical Visionary: Strong knowledge of cloud architectures (Azure, AWS or GCP), microservices, API development, and modern development frameworks.
Technical Visionary: Strong knowledge of cloud architectures (Azure, AWS or GCP), microservices, API development, and modern development frameworks.
121 exact matches jobs are outside your preferred location
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Interpret client API documentation and configure POST/GET delivery endpoints * Comfortable reading and interpreting API/webservice documentation
Interpret client API documentation and configure POST/GET delivery endpoints * Comfortable reading and interpreting API/webservice documentation
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Strong background in API development, cloud adoption frameworks, and modern architectures.
Strong background in API development, cloud adoption frameworks, and modern architectures.
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TypeScript - strongly typed, enterprise-grade API development
TypeScript - strongly typed, enterprise-grade API development
FEATURED
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Restful and/or RPC API
Restful and/or RPC API
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Strong knowledge in the application of relevant design standards and guidelines (API, AISC, OCIMF, BS 6349, Eurocode, PIANC to name a few)
Strong knowledge in the application of relevant design standards and guidelines (API, AISC, OCIMF, BS 6349, Eurocode, PIANC to name a few)
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Node.JS Developer (SC Cleared)
Node.JS Developer (SC Cleared)
Sanderson Government and Defence
Corsham, Wiltshire, BBTE
£500 - £550 per day + Inside IR35
SC Cleared Node.js Developer - Location: Fully Remote (UK-based only) Contract Type: Contract (Inside IR35) Day Rate: £500-£550/day - Clearance Required: Active SC Clearance - Duration: Until 31/03/2025 - Sector: Defence / Government - Role Overview - We are seeking a highly skilled and security-cleared Node.js Developer to join a long-term government programme within the UK defence sector. This role involves designing, developing, and maintaining secure back-end services and APIs using Node.js and modern cloud technologies. You'll work as part of a collaborative agile team delivering scalable solutions that support national security objectives. Key Responsibilities * Develop and maintain back-end services using Node.js and Express.js * Write clean, testable, and efficient code following best practices * Ensure systems are secure, scalable, and compliant with defence
SC Cleared Node.js Developer - Location: Fully Remote (UK-based only) Contract Type: Contract (Inside IR35) Day Rate: £500-£550/day - Clearance Required: Active SC Clearance - Duration: Until 31/03/2025 - Sector: Defence / Government - Role Overview - We are seeking a highly skilled and security-cleared Node.js Developer to join a long-term government programme within the UK defence sector. This role involves designing, developing, and maintaining secure back-end services and APIs using Node.js and modern cloud technologies. You'll work as part of a collaborative agile team delivering scalable solutions that support national security objectives. Key Responsibilities * Develop and maintain back-end services using Node.js and Express.js * Write clean, testable, and efficient code following best practices * Ensure systems are secure, scalable, and compliant with defence
FEATURED
Node.JS Developer
Node.JS Developer
Sanderson Government and Defence
Corsham, Wiltshire, BBTE
£500 - £550 per day + Inside IR35
SC Cleared Node.js Developer - Location: Fully Remote (UK-based only) Contract Type: Contract (Inside IR35) Day Rate: £500-£550/day - Clearance Required: Active SC Clearance - Duration: Until 31/03/2025 - Sector: Defence / Government - Role Overview - We are seeking a highly skilled and security-cleared Node.js Developer to join a long-term government programme within the UK defence sector. This role involves designing, developing, and maintaining secure back-end services and APIs using Node.js and modern cloud technologies. You'll work as part of a collaborative agile team delivering scalable solutions that support national security objectives. Key Responsibilities * Develop and maintain back-end services using Node.js and Express.js * Write clean, testable, and efficient code following best practices * Ensure systems are secure, scalable, and compliant with defence
SC Cleared Node.js Developer - Location: Fully Remote (UK-based only) Contract Type: Contract (Inside IR35) Day Rate: £500-£550/day - Clearance Required: Active SC Clearance - Duration: Until 31/03/2025 - Sector: Defence / Government - Role Overview - We are seeking a highly skilled and security-cleared Node.js Developer to join a long-term government programme within the UK defence sector. This role involves designing, developing, and maintaining secure back-end services and APIs using Node.js and modern cloud technologies. You'll work as part of a collaborative agile team delivering scalable solutions that support national security objectives. Key Responsibilities * Develop and maintain back-end services using Node.js and Express.js * Write clean, testable, and efficient code following best practices * Ensure systems are secure, scalable, and compliant with defence
FEATURED
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Work Location: Bristol (2days) Essential Skills / Knowledge / Experience * Extensive knowledge of writing secure scalable enterprise-grade Go applications * Experience of REST APIs, containerisation technologies, micro-services architecture * Ability to work collaboratively within a team as well as independently * Excellent analytical, problem solving, and strategic thinking skills * In depth knowledge of best coding practices, code management, agile development practices and continuous delivery * Understand how to performance optimise and fine tune backend applications to meet demanding NFRs - Desirable Skills / Knowledge / Experience * Experience of JAVA development * Experience with cryptography frameworks in Go and JAVA * Experience with SQL databases * Experience and/or interest in application security and/or mobile app security
Work Location: Bristol (2days) Essential Skills / Knowledge / Experience * Extensive knowledge of writing secure scalable enterprise-grade Go applications * Experience of REST APIs, containerisation technologies, micro-services architecture * Ability to work collaboratively within a team as well as independently * Excellent analytical, problem solving, and strategic thinking skills * In depth knowledge of best coding practices, code management, agile development practices and continuous delivery * Understand how to performance optimise and fine tune backend applications to meet demanding NFRs - Desirable Skills / Knowledge / Experience * Experience of JAVA development * Experience with cryptography frameworks in Go and JAVA * Experience with SQL databases * Experience and/or interest in application security and/or mobile app security
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Define API and data integration strategies in line with digital standards * Expertise in data and API-driven integration
Define API and data integration strategies in line with digital standards * Expertise in data and API-driven integration
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Knowledge of architectural patterns and best practices for software integration, such as Service-Oriented Architecture (SOA), Microservices, Enterprise Service Bus (ESB), Application Programming Interface (API) design, etc.
Knowledge of architectural patterns and best practices for software integration, such as Service-Oriented Architecture (SOA), Microservices, Enterprise Service Bus (ESB), Application Programming Interface (API) design, etc.
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Experience of Power BI, API and SQL (desirable)
Experience of Power BI, API and SQL (desirable)
Learn and explore new technologies across the stack - frontend, API layers, and data integration.
Learn and explore new technologies across the stack - frontend, API layers, and data integration.
Experience of .NET/C# with the Revit API.
Experience of .NET/C# with the Revit API.
We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results. We are over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport. Our teams operate globally from offices across the UK, Ireland, US, Nordics, and Netherlands. Bringing Ingenuity to Life. Job description - We challenge where it matters and own the outcome.
We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results. We are over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport. Our teams operate globally from offices across the UK, Ireland, US, Nordics, and Netherlands. Bringing Ingenuity to Life. Job description - We challenge where it matters and own the outcome.
Build API-driven solutions, ensuring compatibility with jsonapi.org specifications.
Build API-driven solutions, ensuring compatibility with jsonapi.org specifications.
Familiarity with API testing tools (e.g. Postman)
Familiarity with API testing tools (e.g. Postman)
Familiarity with API testing tools (e.g. Postman)
Familiarity with API testing tools (e.g. Postman)
Familiarity with HTTP methods and API interaction design
Familiarity with HTTP methods and API interaction design
NEW
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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
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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.