1 to 25 of 76 API Development Jobs in the UK excluding London

Role: Development Manager - Digital & API Salary: Up to £100,000 per year + Bonus Location: Surrey Working Pattern: Hybrid - 2 days per week onsite (5 days per week during the first month) We're working with a well-established organisation embarking on a company-wide digital transformation programme … investing heavily in modern technology, API development and engineering capability. This is an excellent opportunity for an experienced Development Manager to lead Digital & API engineering teams through a significant period of change. You'll play a key role in driving modern engineering practices, supporting Agile delivery ...

scale. About the Role As a Founding Engineer, you will have responsibility across the entire technical stack — from architecture and infrastructure through to product development and optimisation. You will operate with a high degree of autonomy, solving difficult engineering problems and establishing the foundations of the company’s technology. … systems. Solve complex technical challenges with speed and precision. Build prototypes, test ideas and rapidly iterate towards production solutions. Establish engineering standards, tooling and development practices. Optimise systems for performance, reliability and scalability. Work directly with founders to shape product strategy and technical direction. Take ownership of projects from ...

core banking platform. This is a hands-on contract role where around 90% of your workload will focus on .NET and REST API development , making it ideal for someone who enjoys building robust backend services at scale whilst remaining comfortable working across the full stack. … .NET/C# . This role requires an experienced pair of hands who is comfortable systematically creating and maintaining a large number of API endpoints whilst ensuring code quality, automation and operational readiness throughout the development lifecycle. The engineering team works using Scrum, while the wider programme follows ...

will focus on delivering new functionality, improving existing capabilities, modernising business processes and driving continual improvement across multiple complex enterprise applications. In addition to development and enhancement activities, the role will provide technical expertise in the investigation and resolution of complex application and integration issues, acting as a senior … enjoys solving complex business challenges and contributing to the long‐term evolution of a strategically important enterprise‐scale solutions. Key Responsibilities Solution Design & Development Design, develop and enhance enterprise solutions built on Microsoft Dynamics 365 CE, Dataverse and the Power Platform. Deliver new application capabilities, workflow automation and business ...

technical leadership for the design, build, productionisation and ongoing operation of secure Django-based applications and supporting infrastructure. The role will establish the development processes, coding standards, API standards, security approach, RBAC model and application architecture needed for repeatable delivery. The developer will bring extensive experience in productionising … securing Django applications, embedding automated testing, CI/CD and agile development practices, and creating documentation to support Technical Design Authority (TDA), security assurance and operational handover. Responsibilities Lead the architecture, development and deployment of secure Django applications and associated infrastructure in Azure. Define and embed Django development ...

Position Type: Contract Inside IR35 Implementation Partner - TCS/LBG Remote work option Available: 2 Days Onsite Job Description: Your responsibilities: Hands-on development and management of Google Apigee API Management Platform . Design, build, and deploy API proxies , policies, and configurations in Apigee. Implement CI/… pipelines for API life cycle management using tools like Jenkins, GitHub Actions, or Harness. Develop and maintain API security policies (OAuth, JWT, mTLS, rate limiting, threat protection). Automate Apigee deployments and configurations using Infrastructure as Code (IaC) principles. Integrate Apigee with GCP services (Cloud Functions, Pub/ ...

Recognition schemes including Support Centre Heroes and service awards Your future, your role As a Junior Integration Engineer, youll be: Assist in the design, development, testing, deployment, and support of integration solutions using Boomi AtomSphere and Azure Integration Services. Support the delivery and maintenance of integrations across clinical, finance … support integrations involving SQL databases, data warehouses, and other enterprise data sources. Assist with data mapping, transformation, validation, and troubleshooting activities. Assist with API configuration and management activities within Azure API Management (APIM). Your skills: 12 years of experience in application integration, backend software development, API ...

Implementation Partner -TCS/LBG \n Remote work option Available: 2 Days Onsite \n Job Description: \n Your responsibilities: \n \n Hands-on development and management of Google Apigee API Management Platform. \n Design, build, and deploy API proxies, policies, and configurations in Apigee. \n Implement …/CD pipelines for API life cycle management using tools like Jenkins, GitHub Actions, or Harness. \n Develop and maintain API security policies (OAuth, JWT, mTLS, rate limiting, threat protection). \n Automate Apigee deployments and configurations using Infrastructure as Code (IaC) principles. \n Integrate Apigee with ...

critical business applications built on modern Microsoft technologies, including .NET 6 and .NET 8. The successful candidate will work within a globally distributed development team, collaborating with both technical and business stakeholders across the UK (London, Bromley, Camberley) and internationally (Singapore, India, New York, and Chicago). The role … stability, performance, and scalability. Work closely with business users, analysts, and technical teams to gather requirements and deliver solutions. Participate in the full software development lifecycle, including design, development, testing, deployment, and support. Collaborate with globally distributed development teams across multiple locations and time zones. Contribute ...

critical business applications built on modern Microsoft technologies, including .NET 6 and .NET 8. The successful candidate will work within a globally distributed development team, collaborating with both technical and business stakeholders across the UK (London, Bromley, Camberley) and internationally (Singapore, India, New York, and Chicago). The role … stability, performance, and scalability. Work closely with business users, analysts, and technical teams to gather requirements and deliver solutions. Participate in the full software development lifecycle, including design, development, testing, deployment, and support. Collaborate with globally distributed development teams across multiple locations and time zones. Contribute ...

retrieval Context engineering Prompt orchestration LLM deployment experience, not just experimentation Azure OpenAI, Ollama and/or Vertex AI Python, FastAPI and REST API development LangChain and/or LangGraph AKS, Kubernetes, Docker and Helm Secure AI development and DevSecOps practices including: RBAC Azure AD Key Vault … environments Not Suitable If Experience is primarily notebooks, research or experimentation No production LLM deployment experience No RAG implementation experience Limited software engineering or API development background If you've built, deployed, secured and evaluated GenAI solutions in production and can explain the architecture and decisions behind then ...

Role: Development Manager - Digital & API Salary: Up to £100,000 per year + Bonus Location: Surrey Working Pattern: Hybrid - 2 days per week onsite (5 days per week during the first month) We're working with a well-established organisation embarking on a company-wide digital transformation programme … investing heavily in modern technology, API development and engineering capability click apply for full job details ...

Join our product team in the Cardiff office, we are looking for someone with extensive API working experience. You are expected, if successful, to work 50% of the week in the office. To be eligible to work our Hybrid working pattern you must be living within a 35 mile … decisions to meet current and future customer needs (including fit-for-use for LLMs). Key to the role will be working with the API Architect and development team to ensure we are building the right thing at the right time. You will work closely with engineering, product ...

Role: Engineering Tech Lead Node.js Architect Location: Sheffield, UK Contract (3 days a week Onsite) Job Description Experience 1015+ years of software development experience with at least 5+ years of hands-on expertise in Node.js and experience lead ing engineering teams and large-scale backend platforms. Job Summary … seeking a highly skilled Engineering Tech Lead Node.js to lead the design, development, and evolution of scalable, high-performance backend systems. The ideal candidate should possess deep technical expertise in the Node.js ecosystem, strong architectural and system design capabilities, and proven experience lead ing engineering teams through complex technical ...

APIs Event-driven architecture Streaming data Distributed systems Real-time data processing About You We're looking for engineers with experience in: Commercial Python development Java development Cloud platforms (GCP preferred, although AWS or Azure experience is also valuable) Docker and containerised applications REST API development ...

Responsibilities Provide technical leadership across development teams to ensure the design and delivery of high-quality, scalable, and maintainable software solutions Lead the design and development of key features, components, and services across the application stack Provide hands‐on guidance in building scalable applications using React, Node.js … implementation plans Collaborate with product owners, business analysts, and stakeholders to refine requirements and define solution approaches Produce and review technical design documentation, API specifications, and architectural artifacts Define and enforce coding standards, development best practices, and quality benchmarks Conduct code reviews to ensure maintainability, performance, and security ...

experienced software engineer who enjoys taking ownership and solving challenging technical problems. You'll ideally have experience with: Full stack software development in commercial environments Angular or another modern TypeScript frontend framework Java backend development SQL databases and API development System integration and enterprise application development CI/CD pipelines, automated testing and DevOps practices Software architecture and scalable system design Agile delivery and collaborative development practices Just as importantly, you'll be someone who: Enjoys working through ambiguity and solving complex problems Communicates confidently with both technical and business stakeholders Takes pride ...

experienced Senior Dynamics 365 CRM Developer to play a key role in the evolution of their Microsoft ecosystem. This is a hands-on senior development position where you'll be responsible for enhancing and extending Dynamics 365 solutions, integrating business-critical systems, and helping shape the future technical architecture. … also provide guidance to other developers and contribute to development standards and best practices. We are also very much open to speaking with interim/contractors who would be open to a potential temp to perm contract. Required Skills & Experience Strong commercial experience with Microsoft Dynamics 365 CRM development ...

Implement Infrastructure as Code using Terraform. Establish and maintain CI/CD pipelines and GitHub Actions workflows. Embed security controls and governance into the development lifecycle. Help define engineering standards, reusable patterns and best practices. Coach internal teams and contribute to the organisation's growing AI capability. Essential Skills … Experience We're looking for candidates with strong experience in: Cloud & Platform Microsoft Azure Kubernetes Terraform GitHub Actions Development Python API Development REST APIs GraphQL AI & Automation Large Language Models (LLMs) GPT, Claude and/or Gemini AI Agents Retrieval-Augmented Generation (RAG) Vector Databases LLM orchestration ...

Implement Infrastructure as Code using Terraform. Establish and maintain CI/CD pipelines and GitHub Actions workflows. Embed security controls and governance into the development lifecycle. Help define engineering standards, reusable patterns and best practices. Coach internal teams and contribute to the organisation's growing AI capability. Essential Skills … Experience We're looking for candidates with strong experience in: Cloud & Platform Microsoft Azure Kubernetes Terraform GitHub Actions Development Python API Development REST APIs GraphQL AI & Automation Large Language Models (LLMs) GPT, Claude and/or Gemini AI Agents Retrieval-Augmented Generation (RAG) Vector Databases LLM orchestration ...

Architect to take a leading role in designing robust, scalable, and innovative technology solutions for our clients. You will work closely with stakeholders and development teams to ensure the alignment of technology with business goals, while championing best practices in architectural design and delivery. Key Responsibilities: Collaborate with development … lead and influence technical discussions Proven experience as a Technical Architect or similar role In-depth knowledge of system design, software architecture, and development methodologies Experience with cloud platforms (e.g., AWS, Azure, Google Cloud) Expertise in architectural design, data pipelines, cloud platforms, and API development Knowledge ...

minimum, candidates must have proven technical skills in at least one (ideally several) of the following: • Containerisation/Container Security; • Microservice Architectures; • API Development, REST, Swagger, OpenAPI, gRPC; • Cloud platforms and technologies, AWS, (e.g. Lambda, API Gateway, EKS), Azure, Google Cloud Platform (GCP); • Cloud native Apps, Kubernetes … Spark; • RedHat Enterprise Linux, CentOS, Debian or Ubuntu. • Java 8, Spring framework (preferably Spring boot), AMQP - RabbitMQ, • Open source technologies; • Experience of Agile software development (SAFe, Scrum, Kanban, etc) • Experience writing technical documentation such as LLDs, user guides, release notes etc All applicants must hold or be prepared ...

Your new company We are looking for a proactive and enthusiastic Software Developer to join a growing development team. This is an exciting opportunity to work across a diverse technology landscape, supporting and enhancing business-critical applications while helping to deliver innovative, cloud-based solutions.You'll play … external clients. Working with modern Microsoft technologies, you'll contribute to projects spanning Azure cloud platforms, on-premise systems, APIs, integrations and AI-assisted development tools.This role offers the chance to collaborate with Product Managers, DevOps Engineers, QA Specialists and Business Stakeholders in an environment focused on continuous improvement ...

every tool at their disposal — including generative AI — to ship quality work faster than anyone thought possible. Key Responsibilities Lead the design, development, and delivery of full-stack applications, owning technical direction from architecture through production deployment Drive technical decisions and trade-offs, communicating rationale clearly to both engineering … peers and non-technical stakeholders Leverage generative AI tools (coding assistants, LLM APIs, AI-augmented workflows) to accelerate development, improve code quality, and build AI-powered features into products Architect and implement cloud-native systems using containerized deployments, infrastructure as code, and modern CI/CD practices Identify ...

processes. Responsible for documenting all solutions, produced to agreed team standards. Demonstrate a willingness to learn and further technologies & techniques embraced by the development team. Cultivate strong working relationships both within working squad and in HL as a whole. Actively participating in working groups and communities of practice designed … support the development team. Continually develop both technical and interpersonal skills. Providing engineering support for existing applications when necessary. Providing coaching & mentoring to peers. What We’re Looking For Experience of developing and maintaining client and server‐side applications. Experience of developing and maintaining infrastructure as code. Experience ...