13 api developer jobs found

Front-end Developer (8 Month Day Rate Contactor) Contract Type Day Rate Contractor Closing Date 31 August, 2026 Job Category Tech, Data and Digital Business Unit Systems and Infrastructure (UKT) Location London , United Kingdom Posted on 20 August, 2026 The opportunity  As a Front-End Developer you will be responsible for: Build, test and document applications, using an internally developed JavaScript / React based framework and associated utility classes Operate in an Agile/Scrum environment to produce high quality, clean, testable and maintainable code Lead / participate in Show and Tell sessions with Business and Technical Stakeholders Ensure knowledge transfer to the wider Front End / UI Development Team Act as the Front-End SME within the designated delivery team Operates in line with the Bank's Risk Management framework (including sub-frameworks) and relevant risk and compliance policies and procedures,...

Network Rail is at the heart of revitalising Britain's railway. From Crossrail - Europe's largest civil engineering project - to investment in world-class stations and major programmes of electrification, we are involved in some of the most ambitious and diverse ventures that this country has ever seen. We at Network Rail are dedicated to becoming one of Britain 's best employers and believe this starts with placing the candidate at the heart of everything we do!   As a  Agentic Automation Engineer , your main responsibilities will be:   We 're looking for an Agentic Automation Engineer to help shape and deliver the next generation of AI-driven automation across the rail industry. This is not a traditional Power Platform Developer role. We 're seeking someone with hands-on experience building AI agents and agentic solutions , primarily within the Microsoft Agentic AI ecosystem , leveraging low-code technologies to design, orchestrate and deploy...

Location: London 1-2 days a week. Department: Engineering Employment Type: Contract Contract Length: 6 months (with potential for extension) About YLD: Our goal is to help our clients keep moving forward. We work with them to build the skills and capabilities they need to stay ahead of the competition, and we know our success only happens when they succeed. We’re a team of curious, talented people, and we’re committed to making YLD a place where great people want to work, grow, and stay. We’re a remote-first consultancy specialising in software engineering, product design, and data. Our teams are based across London, Lisbon, and Porto, and we create digital solutions that continue to deliver value long after our work is done. About the role: As a Senior Software Engineer at YLD, you’ll be part of a client team building innovative products. We’re looking for someone curious, passionate, driven, and...

What You 'll Be Doing Lead the design and governance of end-to-end Intelligent Automation and Agentic AI solutions. Define scalable, secure and reusable architecture patterns aligned to enterprise architecture principles and technology strategy. Develop architecture standards, reference architectures and integration frameworks for industry-wide adoption. Design low-code and pro-code automation solutions using modern Microsoft and cloud-native technologies. Create reusable architecture capability products, implementation blueprints and technical design standards. Review and assure solution designs, providing architectural governance and technical leadership across delivery teams and partners. Assess emerging technologies and lead proof-of-concepts to support the adoption of innovative automation and AI capabilities. Drive architecture consistency, technical quality and long-term sustainability across the automation portfolio. Coach and mentor architects...

What You 'll Be Doing Lead the design and governance of end-to-end Intelligent Automation and Agentic AI solutions. Define scalable, secure and reusable architecture patterns aligned to enterprise architecture principles and technology strategy. Develop architecture standards, reference architectures and integration frameworks for industry-wide adoption. Design low-code and pro-code automation solutions using modern Microsoft and cloud-native technologies. Create reusable architecture capability products, implementation blueprints and technical design standards. Review and assure solution designs, providing architectural governance and technical leadership across delivery teams and partners. Assess emerging technologies and lead proof-of-concepts to support the adoption of innovative automation and AI capabilities. Drive architecture consistency, technical quality and long-term sustainability across the automation portfolio. Coach and mentor architects...

DevOps and Automation Engineer Contract: Outside IR35 Duration: 6 months   Why Tokio Marine HCC? Standing still is not an option in the current world of Insurance. TMHCC are one of the world’s leading Specialty Insurers. With deep expertise in our chosen lines of business, our unparalleled track record and a solid balance sheet, TMHCC evaluates and manages risk like no one else in the industry. Looking beyond profit, empowering our people and delivering on our commitments are at the core of our customer values, and so is a desire to grow and provide creative and innovative solutions to our clients.   This assignment will be to work with the DevOps and Automation Manager to create and deliver the DevOps and Automation roadmap with a heavy focus on “Everything Ephemeral” including Agentic AI and ephemeral environments.   Key responsibilities and deliverables: Liaise closely with IT Delivery Managers, including...

Location: London 1-2 days a week. Department: Engineering Employment Type: Contract Contract Length: 6 months (with potential for extension) About YLD: Our goal is to help our clients keep moving forward. We work with them to build the skills and capabilities they need to stay ahead of the competition, and we know our success only happens when they succeed. We’re a team of curious, talented people, and we’re committed to making YLD a place where great people want to work, grow, and stay. We’re a remote-first consultancy specialising in software engineering, product design, and data. Our teams are based across London, Lisbon, and Porto, and we create digital solutions that continue to deliver value long after our work is done. About the role: As a Senior Software Engineer at YLD, you’ll be part of a client team building innovative products. We’re looking for someone curious, passionate, driven, and...

Location Victoria, London (Hybrid – 3 days onsite) Contract 6 months initial – Inside IR35 Day Rate £450-£500 per day Role Overview We are seeking a hands-on Microsoft 365 technical lead to drive the organisation's AI enablement, Power Platform adoption and SharePoint transformation within a large enterprise environment. The role will focus on securely enabling Microsoft Copilot, Copilot Studio and AI-powered workflows, while maximizing the value of SharePoint Online, Power Platform and Microsoft 365 as the organisation's core collaboration, automation and information platform. The successful candidate will combine strong technical knowledge with the ability to define and implement AI, automation, content and collaboration strategies across the Microsoft ecosystem. This is a technical leadership role, but the expectation is that the successful candidate will remain hands-on, designing, configuring and implementing solutions across...

World Wide Technology (WWT) is a global technology integrator and supply chain solutions provider. Through our culture of innovation, we inspire, build, and deliver business results, from idea to outcome.   World Wide Technology (WWT) is looking for an experienced FullStack Developer with strong expertise in Java, Agile delivery, software architecture, and AI-assisted development.   The ideal candidate combines hands-on engineering, technical leadership, solution design, and modernization of legacy applications while driving automation and innovation across development teams.   This is a contract Role & Inside IR35   FullStack Developer   Contract Duration: 6 months contract   Location: London, United Kingdom (Hybrid with 2- 3 days a week)   Key Responsibilities Drive product strategy, technical roadmap, and solution design using modern technologies and best practices. Lead...

Contract - AI Data Engineer (Azure) Job description Job Title: AI Data Engineer (Azure) Location: London Hybrid. Travel to the London office 2 days a week Duration: 6 months Contract Start Date: ASAP Day rate: Competitive (Inside IR35) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte. The Role We are looking for a highly skilled AI Data Engineer (Contractor) specialising in Azure to join our Digital Innovation team, supporting cutting-edge data and analytics use cases across Tax & Legal. This role is ideal for someone who combines strong AI/GenAI data pipeline expertise with hands-on...

World Wide Technology (WWT) is a global technology integrator and supply chain solutions provider. Through our culture of innovation, we inspire, build, and deliver business results, from idea to outcome.   World Wide Technology (WWT) is looking for an experienced FullStack Developer with strong expertise in Java, Agile delivery, software architecture, and AI-assisted development.   The ideal candidate combines hands-on engineering, technical leadership, solution design, and modernization of legacy applications while driving automation and innovation across development teams.   This is a contract Role & Inside IR35   FullStack Developer   Contract Duration: 6 months contract   Location: London, United Kingdom (Hybrid with 2- 3 days a week)   Key Responsibilities Drive product strategy, technical roadmap, and solution design using modern technologies and best practices. Lead...

Location: London 1-2 days a week. Department: Engineering Employment Type: Contract Contract Length: 6 months (with potential for extension) About YLD: Our goal is to help our clients keep moving forward. We work with them to build the skills and capabilities they need to stay ahead of the competition, and we know our success only happens when they succeed. We’re a team of curious, talented people, and we’re committed to making YLD a place where great people want to work, grow, and stay. We’re a remote-first consultancy specialising in software engineering, product design, and data. Our teams are based across London, Lisbon, and Porto, and we create digital solutions that continue to deliver value long after our work is done. About the role: As a Senior Software Engineer at YLD, you’ll be part of a client team building innovative products. We’re looking for someone curious, passionate, driven, and...

Senior AI Engineer Assignment type: 6 month contract (outside IR35) TMHCC is seeking a Senior AI Engineer to support the build-out of our AI Ops capability and delivery of strategic AI transformation initiatives across insurance operations, including Policy Revamp and FNOL (First Notice of Loss). The role will focus on designing and implementing enterprise-grade Agentic AI solutions using Azure AI Foundry, Python, Azure Functions, and modern cloud-native engineering practices. This is a hands-on engineering role requiring strong experience in AI workflow orchestration, secure Azure architecture, API integration, and scalable AI solution delivery.   Key Responsibilities Design and develop Agentic AI solutions using Azure AI Foundry and Azure OpenAI Build AI orchestration workflows using Python and Azure Durable Functions Develop document-processing and AI-driven automation solutions for insurance workflows Implement secure Azure...