126 to 143 of 143 API Design Jobs in the UK excluding London

Backend Software Engineer – Python/Flask (TimeKeeper)

Location
Belfast City District, Northern Ireland, United Kingdom
Group in Belfast is seeking a backend-focused Full Stack Software Engineer to strengthen the TimeKeeper platform. The role centres on Python-led development, API design and data layer work across web and mobile apps. You'll join a collaborative team, learn new tools quickly, and help build ...

Software Engineer, Non-Realtime Controllers

Location
Oxford, England, United Kingdom
across our fleet, contributing directly to the success of building utility‐scale quantum computers. Own a group of device controllers end to end, covering API design, implementation, rollout and ongoing operational health Make services robust against the ways real instruments fail and strengthen observability, health checking and alerting ...

Process Orchestration Architect

Hiring Organisation
Capgemini
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
contact the recruiter directly. Your role We are seeking an experienced Process Orchestration Architect with deep expertise in Camunda and Pega to lead the design and implementation of enterprise-scale process orchestration solutions. The ideal candidate will be responsible for architecting intelligent, intent-driven workflows, enabling automation across business … domains, and driving the adoption of modern orchestration frameworks aligned with TM Forum standards. This role requires a blend of solution architecture, process optimization, API design, technical leadership, and Agile delivery experience. Your profile 10+ years of experience in enterprise solution architecture, process automation, or workflow orchestration. 5+ ...

Senior Software Engineer, Full Stack, Java

Location
Belfast City District, Northern Ireland, United Kingdom
Stack Location: Belfast The Role We are seeking a Senior Full Stack Software Engineer (Java) to join TRG Screen’s engineering team. You will design, develop, and evolve backend services and frontend applications across our enterprise product suite — a hands‐on role that blends new feature development with improving … driven engineering organisation; this role is expected to use AI tooling by default across the full development lifecycle. Responsibilities Development & Delivery Design, develop, and maintain backend systems and frontend applications, including modernisation of complex, established codebases. Participate in the full SDLC — requirements analysis, design, implementation, testing, deployment ...

Staff Product Manager - Data Platforms - 12 month FTC

Location
Glasgow, Scotland, United Kingdom
governance at scale, and self-serve discovery so teams find and reuse trusted data rather than rebuilding it. You'll bring data engineering, API and platform engineering, data science, analytics, and data-producing teams together, and use evidence (usage analytics, cost data, and user research) to prioritise the work … clear product strategy across the platform's pillars (ingestion and transformation, trust and governance, self-serve marketplace, and AI enablement ) spanning both the API and analytical layers, and keeping it aligned with OVO's business goals and grounded in what data producers and consumers actually need. Measure and prove ...

Lead Python & AI-Driven Risk Tech Engineer

Location
Glasgow, Scotland, United Kingdom
help build and deliver trusted market-risk technology platforms in a secure, scalable environment and oversee key engineering initiatives. You will lead Python and API design for risk workflows, collaborate with analysts and technology teams, and drive AI-assisted engineering practices with a focus on security, reliability ...

Full-Stack Rails/React Developer – Impact Education

Location
Farnborough, England, United Kingdom
clean, scalable code that supports thousands of users. You’ll collaborate with product and education teams in a hybrid Farnborough setting, contribute to API design with GraphQL and REST, and help improve performance and test coverage. #J-18808-Ljbffr ...

Senior Product Manager - US Payments New London

Location
City of Edinburgh, Scotland, United Kingdom
roadmap to achieve that vision. Be responsible for communicating the vision to the whole business Drive product delivery forwards ; collaborate with engineers on API design and integration patterns, help the team deliver at pace by challenging assumptions and constantly improving ways of working, manage feature development vs tech ...

Senior Cloud Engineer

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Developer to join a specialist engineering team delivering secure, mission-critical technology for UK National Security customers. The role offers the chance to design, develop, deploy and maintain cloud-native applications and services on Amazon Web Services (AWS), supporting systems that contribute to the UK's national security … takes ownership of the full software delivery lifecycle and wants to apply their technical skills to work with a meaningful national impact. Key Responsibilities Design, develop, deploy and maintain cloud-based applications and services using AWS. Build secure, scalable and resilient cloud solutions that support critical National Security customer ...

Senior Software Engineer, Full Stack (C# (.NET)

Location
Belfast City District, Northern Ireland, United Kingdom
Team: Activity Monitor The Role We are seeking a Senior Full Stack Software Engineer (.NET) to join TRG Screen’s engineering team. You will design, develop, and evolve backend services and frontend applications across our enterprise product suite - a hands-on role that blends new feature development with improving … driven engineering organisation; this role is expected to use AI tooling by default across the full development lifecycle. Responsibilities Development & Delivery Design, develop, and maintain backend services and frontend applications for TRG Screen products, including modernisation and maintenance of legacy code. Participate in the full SDLC - requirements analysis, design ...

AI Engineer Python

Location
Bracknell, England, United Kingdom
level Software Engineer with deep Python expertise to build reliable internal platforms and developer-enablement capabilities. This is an engineering-first role: strong software design, coding fluency and practical problem-solving are essential. You will apply AI in pragmatic ways-such as designing document search and conversational experiences using … Retrieval-Augmented Generation (RAG)-while maintaining a high bar for engineering quality, security, scalability and operational excellence. What You’ll Do Design, build and maintain production-grade Python services, libraries and developer tools. Apply modern Python practices, including packaging, type hints, asynchronous programming and maintainable API design. Create ...

Cloud Engineer

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
looking for an experienced Cloud Engineer with strong AWS expertise to design, develop, deploy and maintain cloud-based applications and services. You will work as part of an autonomous DevOps team, collaborating with software engineers, technical specialists and client stakeholders to deliver secure, scalable and reliable cloud solutions. … enjoys problem-solving, embraces new technologies and wants to take ownership of delivering high-quality cloud solutions within a collaborative engineering environment. Key Responsibilities Design, develop and maintain applications and services hosted on Amazon Web Services (AWS). Work across the full software development lifecycle, including requirements gathering, solution ...

Senior Java Developer (6 month contract)

Location
Belfast City District, Northern Ireland, United Kingdom
/post-trade transparency, and venue/instrument data flowsTranslate regulatory requirements into robust, auditable technical solutionsParticipate in Agile ceremonies and contribute to design, development, testing, and documentationWrite unit, integration, and functional tests; support automated test pipelinesDeploy services in AWS and contribute to CI/CD pipeline developmentRequirements5+ years … Java development experience, with strong proficiency in Spring BootSolid understanding of microservices architecture and RESTful API designExperience deploying to and developing in AWS or other public cloud environmentsFamiliarity with Agile development practices and tools (e.g., Jira, Git, Jenkins)Strong communication skills and ability to work closely with non-technical ...

Senior Product Manager: Lead US Payments Expansion

Location
City of Edinburgh, Scotland, United Kingdom
product roadmap, translate customer needs into scalable payments propositions and collaborate with leadership to drive the strategy forward. You will work with engineering on API design, partner management and go-to-market teams to package and sell the proposition, while remaining hands-on and results-driven. #J ...

Hybrid Laravel Developer: Greenfield & Legacy Apps

Location
Birmingham, England, United Kingdom
applications, employing PHP, Laravel and Vue.js, with the opportunity to influence technical decisions and deliver impact. The role offers exposure to modern web technologies, API design, and cross-functional teamwork in a regulated environment, with emphasis on quality and professional #J-18808-Ljbffr ...

AWS Cloud Engineer

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
Salary
£70,000
working with modern cloud technologies, and contributing throughout the full software delivery lifecycle. The successful candidate will work within an autonomous DevOps team, helping design, develop, deploy, and maintain cloud applications and services that support critical operational requirements. They'll have the opportunity to influence technical decisions, explore … . They'll be part of a collaborative engineering environment that encourages innovation, continuous improvement, and the adoption of modern DevOps practices. Key Responsibilities Design, develop, deploy, and maintain cloud-based applications and services using AWS. Build and manage cloud infrastructure using Infrastructure as Code (IaC) tools. Identify appropriate ...

Senior Software Engineer

Hiring Organisation
Reed Technology
Location
Berkhamsted, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £80000/annum
resolve defects, ensuring the reliability and stability of the company's platforms aligning with the broader Technology Strategy. Day-to-day of the role: Design, build, test, and ship features across .NET/C# backend and Angular frontend applications. Write clean, well-tested, maintainable code and uphold those standards … administration tasks including deployments, patching, and environment configuration to reduce manual effort and risk. Contribute to architectural decisions, providing input on technology choices, system design, and platform adoption. Use Infrastructure as Code (IaC) to manage and provision Azure resources, ensuring environments are reproducible, auditable, and consistent. Build and maintain ...

APPLICATION ARCHITECT L1(CONTRACT)

Location
Corby, England, United Kingdom
consulting company focused on building innovative solutions that address clients’ most complex digital transformation needs. Leveraging our holistic portfolio of capabilities in consulting, design, engineering, and operations, we help clients realize their boldest ambitions and build future-ready, sustainable businesses. With over 230,000 employees and business partners across … payment processing by integrating SAP systems with external Payment Service Providers (PSPs), payment gateways, banks, and digital payment platforms. The role involves payment process design, payment gateway integration, troubleshooting payment transactions, supporting business operations, and ensuring compliance with financial and regulatory requirements. Key Responsibilities: Implement SAP Digital Payments ...