19 of 19 Contract API Development Jobs in England

MUST BE ELIGIBLE FOR BPSS MUST BE PAYE THROUGH UMBRELLA We are looking for a highly skilled Application Developer with strong expertise in identity API development, data ingestion and transformation, and event-driven (Pub/Sub) architectures. This role focuses on building secure, scalable identity and access workflows … provisioning and identity lifecycle management. Build policy-based orchestration workflows for adaptive authentication and context-aware access using industry standards (like OPA). 2. API Development Design, build, and secure RESTful APIs and backend services supporting identity, provisioning, and governance workflows. Integrate APIs with our new authentication service ...

experienced Senior Full Stack Engineers to join a high-performing engineering team building and enhancing modern enterprise applications. This is a hands-on development role for engineers who enjoy working across the full technology stack, delivering scalable web applications, cloud-native services, and modern user experiences. The successful candidate … will have strong Java and Front End development experience, a passion for software engineering best practices, and experience working within Agile delivery teams. Key Responsibilities Design, develop and maintain scalable enterprise applications. Build modern Front-End applications using React (preferred) or Angular. Develop secure and performant backend services using ...

large scale enterprise applications within a global financial services organisation. This is an opportunity to work on modern software engineering projects where AI assisted development is actively encouraged. You'll use tools such as GitHub Copilot, Claude or similar technologies alongside modern engineering practices to help deliver high quality … code Participate in code reviews and Agile ceremonies Troubleshoot and resolve production issues Use AI tools such as GitHub Copilot or Claude to accelerate development Contribute to continuous improvement and engineering best practice What we're looking for Strong commercial Java development experience Spring Boot and REST API ...

Required Qualifications, Capabilities, and Skills: Hands-on practical experience in system design, application development, testing, and operational stability for production systems Demonstrable ability to code in Java with Spring and Spring Boot, including microservices architecture and REST API development Experience developing, debugging, and maintaining enterprise-scale applications … large corporate environment using one or more modern programming languages and database querying languages (MS SQL Server, Oracle, SQL) Overall knowledge of the Software Development Life Cycle, including requirements, design, development, testing, release, and support Solid understanding of agile delivery practices, including CI/CD, application resiliency ...

Agile ceremonies, including sprint planning, backlog refinement, stand-ups, and retrospectives. Produce and maintain technical documentation within Confluence. Contribute to continuous improvement initiatives across development processes, tooling, and code quality. Essential Skills & Experience Technical Skills 8+ years of Java development experience. Strong experience with Java 17+. Spring Boot. … Spring Data JPA/Hibernate. Microservices architecture. REST API development and integration. PostgreSQL or similar relational database technologies. Docker containerisation. AWS cloud platforms and services. Jenkins CI/CD pipelines. Maven. JUnit and automated testing frameworks. Git source control. Agile development methodologies (Scrum/Kanban). Jira ...

Application Development & Integration Full-stack software engineering expertise across Java, Python, .NET, JavaScript/TypeScript, Node.js, React, Angular, and modern web technologies. Deep experience in API development, Microservices, Event-Driven Architectures, Enterprise Integration, and Distributed Systems design. Cloud, Platform Engineering & Infrastructure Expertise in Azure ...

remote) Contract Length: Until 27/11/2026 Your new company You will be joining a large-scale enterprise environment, supporting the development of automation solutions designed to streamline and enhance database operations.Your new role As a Python Developer, you will be responsible for building scalable automation solutions … resources, including Pods, Ingress, Services, Secrets and CRDs. Contribute to build, package, testing and deployment activities across CI/CD pipelines. Support secure software development practices within a highly regulated environment. What you'll need to succeed Essential skills and experience Strong Python development experience. Hands-on API ...

with JSON and JavaScript to build and consume data-driven interfaces Script and automate operational tasks using PowerShell Apply strong Azure security practices throughout development Troubleshoot issues and support ongoing improvements across the platform What you'll bring: Proven experience in API development and building integration layers … Strong Azure capability, including Azure Logic Apps Front-end development experience with React/Angular/Vue.js Back-end development experience with .NET, Node.js or Python Working knowledge of C# and JavaScript, with confidence using JSON Ability to develop with security in mind, particularly around Azure A collaborative ...

order fulfilment across multiple geographies and product categories, using real-time technology to optimise picking, marshalling, dispatch and warehouse workflows. This is a greenfield development project, offering the opportunity to work on highly scalable, mission-critical systems and have a direct impact on operational efficiency and customer experience. What … Strong commercial experience developing Java applications Hands-on experience with Spring Boot and microservices Experience building scalable, distributed and highly reliable systems Strong API development and integration experience Experience with Kafka/event-driven architecture Good understanding of PostgreSQL and/or NoSQL databases Experience with CI/ ...

platform or infrastructure engineering background. Experience building and supporting enterprise-scale services. Strong automation and scripting skills (Python, PowerShell, Java, Go or similar). API development and systems integration experience. CI/CD, Infrastructure as Code and DevOps practices. Experience with cloud platforms (Azure, AWS or GCP). ...

Application Development & Integration Full-stack software engineering expertise across Java, Python, .NET, JavaScript/TypeScript, Node.js, React, Angular, and modern web technologies. Deep experience in API development, Microservices, Event-Driven Architectures, Enterprise Integration, and Distributed Systems design. . click apply for full job details ...

Developer to join their team for a long term contract. We are looking for a highly skilled Application Developer with strong expertise in identity API development, data ingestion and transformation, and event-driven (Pub/Sub) architectures. This role focuses on building secure, scalable identity and access workflows … Expertise: Proven experience with modern identity orchestration platforms (Auth0 Actions, Okta Workflows, WorkOS, or SlashID) Strong programming skills in Python, Go, or Node.js for API and microservice development. Experience designing and deploying cloud-native APIs (Cloud Run, Cloud Functions, GKE). Deep understanding of event-driven architectures, Pub/ ...

Required Qualifications, Capabilities, and Skills: Hands-on practical experience in system design, application development, testing, and operational stability for production systems Demonstrable ability to code in Java with Spring and Spring Boot, including microservices architecture and REST API development Experience developing, debugging, and maintaining enterprise-scale applications ...

Administration experience. Windchill Customization and configuration expertise, including workflows and lifecycle. Knowledge of Windchill data utilities, soft typing, loaders, and ACLs. Experience with JDBC, API development, and MS SQL or Oracle databases. Familiarity with DevOps tools such as GIT and JIRA. Nice to Have: Data migration experience, including … driven company where consulting, engineering, and talent meet to build meaningful digital solutions. Well back you up every step of the way, accelerate your development, and ensure your skills make a difference. ...

Rust at a lower level and Python, TypeScript, Java at a higher level to be able to work effectively across system and API development as well as the visualisation layer. You will also be experienced working on low latency financial systems/market data services and have built ...

days onsite is mandatory) Rate: £400 - £475 Role Summary We are looking for a highly skilled Application Developer with strong expertise in identity API development, data ingestion and transformation, and event-driven (Pub/Sub) architectures click apply for full job details ...

.Net API Developer - 3 days per week in Skipton - Circa £450 per day Inside ir35 - 3 months My client is a global leading consultancy. They are on the hunt for a .NET Developer to join a financial client of theirs. Responsibilities: Maintained and enhanced legacy .NET applications (ASP.NET, .NET … application modernisation initiatives by refactoring legacy components, improving code quality, and contributing to migration planning for newer .NET technologies and architectures. Skills: .NET Integration Development Test automation .Net API Developer - 3 days per week in Skipton - Circa £450 per day Inside ir35 - 3 months Damia Group Limited acts ...

transformation programme focused on modernising platforms, data capabilities, and core business processes. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and technical design … full technology stack and collaborating closely with Product Owners, Business Analysts, Architects, and Testing teams within an Agile delivery environment. Key Responsibilities Full Stack Development Design, develop and maintain modern web applications using React and C#/.NET. Deliver robust front-end experiences with a strong focus on usability ...

.Net API Developer - 3 days per week in Skipton - Circa £450 per day Inside ir35 - 3 months My client is a global leading consultancy. They are on the hunt for a .NET Developer to join a financial client of theirs. Responsibilities: Maintained and enhanced legacy click apply for full ...