16 of 16 Contract API Development Jobs in England

experience, alongside Front End capability with either React or Angular. You'll be working within a modern cloud-native environment focused on scalable services, API development, and secure enterprise applications. Key Responsibilities: Design and develop scalable Back End services using Node.js Build and maintain RESTful APIs and microservices … Contribute to Front End development using React or Angular Work closely with DevOps, QA, and product teams in Agile delivery squads Write secure, maintainable, and high-quality code across distributed systems Key Skills & Experience: Active SC Clearance (essential) Strong Back End development experience with Node.js Commercial experience with ...

Required Experience in Kotlin (or significant Java experience with a willingness to learn Kotlin) Experienced in at least two or three of the following: API development, SQL/databases, HTML/Javascript Experience working with standard developer collaboration Tools: Github/Bitbucket, Jira, Confluence Optional Jenkins pipelines Test … automation ABOUT THE PROJECT The Developer Experience (DevX) Standards and Controls function is building a platform for control owners and development teams to manage/view their compliance with a range of software development controls. The candidate would be working on Kotlin and Java-based web applications ...

Required Skills: Experience in Kotlin (or significant Java experience with a willingness to learn Kotlin) Experienced in API development , SQL/databases, HTML/Javascript Excellent writing skills and attention to detail in code Proactive person who will not wait to be told what to do next … microservices . Skills Require: Experience in Kotlin (or Java with willingness to learn Kotlin) Experienced in at least two or three of the following: API development, SQL/databases, HTML/Javascript Lots of experience of working with microservices Strong technical and analytical troubleshooting skills Experience in working ...

analysts, and other developers to understand requirements and deliver solutions. Integrate new software systems with existing technologies seamlessly. Troubleshoot and resolve technical issues during development and deployment phases. Write clean, efficient, and maintainable code following best practices. Ensure timely delivery of milestones while maintaining high-quality standards. Key Skills … C#, etc.]. Experience with frameworks like [e.g., React, Angular, .NET Core]. Solid understanding of database technologies (SQL/NoSQL). Expertise in API development and integration (RESTful APIs). Familiarity with cloud platforms (AWS, Azure, Google Cloud) is highly desirable. Proven experience working on tech implementation ...

libraries such as: tidyverse (data manipulation and visualization) data.table (high-performance data processing) caret/mlr3 (machine learning) shiny (interactive dashboards) plumber (API development) Create reusable R modules and packages for internal use Configure and manage R environments across local, server, and cloud platforms Optimize R code … privacy standards Promote coding standards, testing, and peer reviews for R scripts Evaluate and recommend new tools or libraries to enhance productivity Working with development teams to facilitate package development and deployment Configuring and managing package sources, including mirrors and custom repositories Ensuring the availability and accessibility ...

performing engineering team. You will take a lead role in the design and delivery of complex, enterprise-scale solutions, bringing strong Java, AWS, and API expertise to a programme that is making a real difference to patient care across the country. KEY RESPONSIBILITIES Lead the design and development … applying well-architected principles throughout Design, develop, and test REST APIs to a high standard, ensuring performance, reliability, and security Use Postman for API testing, documentation, and validation across development and test environments Contribute to architectural decisions and technical standards alongside the Technical Architect Carry out thorough code ...

Angular framework to build and support frontend web applications Strong experience with Razor/Blazor is important for this role Experience of RESTful API development within microservice architecture Experience of deploying to cloud architecture within Kubernetes Experience delivering new functionality and changes to established financial applications Experience working … part of a collaborative development team, contributing to code reviews and shared delivery Experience supporting applications in production environments, including troubleshooting and root cause analysis Ability to work from written specifications or JIRA stories, refining solutions independently Experience working with analysts and testers to refine requirements and support delivery ...

Role purpose/summary Core Skills: Backend: Java, Spring Boot, SQL/Report Writing Cloud: AWS, EBSA Additional Skills: Frontend: React, Next.js (non-essential) API development, microservices, CI/CD pipelines, containerization (Docker/Kubernetes), Greenfield development experience All profiles will be reviewed against the required skills ...

focused, combining platform thinking with hands-on AI delivery. The role will involve designing and building MCP servers, AI tools, orchestration Skills, and secure API integrations that expose enterprise systems safely to LLM-powered agents. You'll also contribute to agent planning, tool-calling frameworks, RAG architecture … experience for internal AI platform adoption. Key requirements: * Strong Python engineering experience * Experience with LLMs, AI agents, and agentic reasoning patterns * FastAPI and REST API development * RAG and prompt engineering experience * Kubernetes/containerisation knowledge * Exposure to MCP or similar AI tooling frameworks * Ability to work across platform ...

Required Skills: Experience in Kotlin (or significant Java experience with a willingness to learn Kotlin) Experienced in API development , SQL/databases, HTML/Javascript Excellent writing skills and attention to detail in code Proactive person who will not wait to be told what to do next ...

APIs, ensuring performance, reliability, and security standards are met Write and maintain automated end-to-end test suites using Playwright as part of the development workflow Contribute to architectural decisions and engineering standards alongside the Technical Architect Carry out thorough code reviews, championing quality and best practice across … automated build, test, and deployment processes Collaborate effectively with cross-functional teams including architects, testers, and product owners Troubleshoot and resolve complex issues across development, test, and live environments SKILLS AND EXPERIENCE NHS or government experience is essential - candidates without this will not be considered Strong, demonstrable senior-level ...

APIs, ensuring performance, reliability, and security standards are met Write and maintain automated end-to-end test suites using Playwright as part of the development workflow Contribute to architectural decisions and engineering standards alongside the Technical Architect Carry out thorough code reviews, championing quality and best practice across … automated build, test, and deployment processes Collaborate effectively with cross-functional teams including architects, testers, and product owners Troubleshoot and resolve complex issues across development, test, and live environments SKILLS AND EXPERIENCE NHS or government experience is essential - candidates without this will not be considered Strong, demonstrable senior-level ...

Java Full Stack, React, Kubernetes & Docker. Experience in building responsive, component based user interfaces using modern front end frameworks. Hands on expertise in API design and development (REST/JSON), including versioning and backward compatibility. Experience with UI testing, component testing, and front end build tooling. Experience ...

standards Conduct code reviews and contribute to engineering best practices within the team Integrate with RESTful APIs and Back End services, working closely with API developers Troubleshoot and resolve performance issues, crashes, and production defects Support Google Play Store submission processes and manage release cycles Contribute to technical documentation … architecture decisions, and sprint ceremonies Essential Skills & Experience Strong experience in native Android development using Kotlin (Java experience also valued) Solid understanding of Android SDK, Android Studio, and the Google development ecosystem Experience with common Android architectural patterns (eg MVVM, MVI, Clean Architecture) Proficiency with Android frameworks such ...

standards Conduct code reviews and contribute to engineering best practices within the team Integrate with RESTful APIs and Back End services, working closely with API developers Troubleshoot and resolve performance issues, crashes, and production defects Support App Store submission processes and manage release cycles Contribute to technical documentation, architecture … decisions, and sprint ceremonies Essential Skills & Experience Strong experience in native iOS development using Swift Solid understanding of iOS SDK, Xcode, and the Apple development ecosystem Experience with common iOS architectural patterns (eg MVVM, VIPER, Clean Architecture) Proficiency with iOS frameworks such as UIKit, SwiftUI, Combine, Core Data ...

model deployment. Use Python to automate processes and optimise workflows. Handle large datasets, including data preprocessing, feature engineering, and model evaluation. Lead the agile development of AI solutions from concept through deployment and ongoing improvement. Create and maintain comprehensive technical documentation. Communicate complex AI concepts clearly to stakeholders … solution engineering, with a focus on large language models, prompt engineering, and RAG implementations. Strong skills in data analytics, MLOps practices, and API development. Knowledge of governance frameworks for AI/ML models. Python expertise for automation. Experience working with large datasets and deploying AI solutions in an agile ...