51 to 75 of 165 API Design Jobs in England

team works with top tier global financial institutions and major tech companies to offer Wise products and services directly to their customers. Through our API, we help partners to architect and build integrations to our world class-leading international finance products, which in turn improves Wise Platform by increasing … improve turnaround times. Designing and developing innovative new features that expand the functionality of Wise's services and exposing these features through the public API, enabling seamless integration with partner systems and empowering them to leverage the full potential of Wise's platform. Diagnosing and resolving complex technical issues ...

team works with top tier global financial institutions and major tech companies to offer Wise products and services directly to their customers. Through our API, we help partners to architect and build integrations to our world class-leading international finance products, which in turn improves Wise Platform by increasing … improve turnaround times. Designing and developing innovative new features that expand the functionality of Wise's services and exposing these features through the public API, enabling seamless integration with partner systems and empowering them to leverage the full potential of Wise's platform. Diagnosing and resolving complex technical issues ...

foundational systems that power our embedded finance platform at global scale. The team owns multi‐tenant infrastructure, drives cross‐domain product capabilities, and helps design technical solutions for enterprise customers. Key areas of ownership include: Embedded Finance Platform: Build and maintain the infrastructure powering customers like Rippling, Navan, Qantas … career development. Set technical direction for scalable, reliable backend systems and partner with senior engineers on architecture and design. Ensure high standards for system design, code quality, testing, and operational excellence. Drive improvements across reliability, observability, security, and developer productivity. Work cross‐functionally with product, design, compliance, sales ...

Boomi AtomSphere, connecting multiple enterprise platforms across cloud and on-premise environments. This is a hands-on technical position requiring strong Boomi development experience, API integration knowledge and the ability to support complex integration landscapes. Key Responsibilities: Design and develop scalable integration solutions using Dell Boomi AtomSphere, including … secure Managed File Transfer (MFT) workflows to support high-volume and sensitive data transfers Publish, secure and govern REST/SOAP APIs through Boomi API Management, including gateway configuration, throttling and developer portal management Develop and maintain CI/CD pipelines using Git, Azure DevOps or Jenkins, supporting automated ...

works with top tier global financial institutions and major tech companies to offer Wise products and services directly to their customers. \n Through our API, we help partners to architect and build integrations to our world class-leading international finance products, which in turn improves Wise Platform by increasing … times. \n \n Designing and developing innovative new features that expand the functionality of Wise's services and exposing these features through the public API, enabling seamless integration with partner systems and empowering them to leverage the full potential of Wise's platform. \n \n Diagnosing and resolving complex ...

works with top tier global financial institutions and major tech companies to offer Wise products and services directly to their customers. \n Through our API, we help partners to architect and build integrations to our world class-leading international finance products, which in turn improves Wise Platform by increasing … times. \n \n Designing and developing innovative new features that expand the functionality of Wise's services and exposing these features through the public API, enabling seamless integration with partner systems and empowering them to leverage the full potential of Wise's platform. \n \n Diagnosing and resolving complex ...

Solutions Architect - INSIDE IR35 - HYBRID Solutions Architect Ready to shape enterprise integration at scale? We're looking for an experienced Solutions Architect to design secure, scalable, and innovative integration solutions across cloud, on-premises, and hybrid environments. You'll lead API strategy, Middleware architecture, event-driven integration … cloud connectivity while working with cutting-edge technologies including Azure, AWS, Kafka, MuleSoft, Boomi, and API Management platforms. If you're passionate about solving complex integration challenges, influencing enterprise architecture, and driving digital transformation, we'd love to hear from you. Required Skills and Experience Strong experience in enterprise ...

Integration Architect - INSIDE IR35 - HYBRID Integration Architect Ready to shape enterprise integration at scale? We're looking for an experienced Integration Architect to design secure, scalable, and innovative integration solutions across cloud, on-premises, and hybrid environments. You'll lead API strategy, middleware architecture, event-driven integration … cloud connectivity while working with cutting-edge technologies including Azure, AWS, Kafka, MuleSoft, Boomi, and API Management platforms. If you're passionate about solving complex integration challenges, influencing enterprise architecture, and driving digital transformation, we'd love to hear from you. Required Skills and Experience Strong experience in enterprise ...

Computer Applications (B.E./B.Tech or BCA) from a recognised institution; MBA preferred. Strong expertise in enterprise architecture, system integration and scalable solution design across cloud platforms (AWS, Azure, GCP), microservices, API design and DevOps practices. Hands on experience with conversational AI (Kore.AI and similar platforms), intelligent ...

make a difference You'll take technical ownership of customer-facing solutions, working across React/TypeScript and .NET/C# to design, build, test and run reliable, secure and scalable services. You'll lead complex technical delivery, champion modern engineering practices and help shape high-quality solutions through … testing. CI/CD craftsmanship (Azure DevOps/GitHub Actions or similar) with quality gates and environment parity. Proven record designing scalable, resilient systems; API design/versioning; clean architecture and DDD experience. Track record mentoring engineers and leading code/design reviews; uplifting test automation ...

Tech Lead, Senior Software Engineer or Software Architect who enjoys solving complex technical problems and building modern, scalable software. Role & Responsibilities Lead the technical design and evolution of a large-scale business-critical platform. Improve the existing architecture and define a pragmatic roadmap towards a modern, scalable solution. Design … powered capabilities into the product to improve functionality and user experience. Drive the adoption of AI-assisted software development tools and engineering best practices. Design integrations with enterprise platforms, APIs and wider business systems. Work closely with Product, Architecture and Engineering teams to deliver incremental improvements. Mentor developers ...

experience with: Android development (Kotlin, Jetpack Compose) Backend development (Rust, Python or Go) Git and modern development workflows Docker + CI/CD pipelines API design (REST/OpenAPI) Working in secure or controlled environments Nice to have: AWS or Azure experience Kubernetes Agile delivery experience Secure coding ...

role: We're looking for an experienced Mid-Level Full Stack Developer to join our engineering team and play a significant role in the design, development, and delivery of our products. This role is ideal for someone at the upper end of mid-level, with strong commercial experience across … ready to take real ownership of their work. You will deliver features end to end with minimal supervision, contribute to technical and design decisions, and help raise standards across the team. The role combines hands-on development with a growing influence on how we build software. A key part ...

working with an exciting organisation that is looking to appoint a Senior Full Stack Developer to help design and deliver secure, cloud-native applications within a modern Microsoft and Azure ecosystem. This is an excellent opportunity for an experienced full-stack engineer who thrives in structured architectural environments … maintaining unit and frontend tests (NUnit and ViTest) Contributing to CI/CD pipeline improvements and secure deployment practices Participating in architecture and technical design reviews Ensuring all development aligns with OWASP security best practices Tech Stack & Environment Core technologies: .NET 10/ASP.NET Core Angular 21 (mandatory) DevExpress ...

this is an opportunity to help shape the future of a rapidly evolving platform. Role The Full Stack Developer will contribute to full-stack design and development across the platform. Design, develop, and maintain both front-end user interfaces and back-end services, APIs, and databases. Monitor platform … strong focus on backend development. Bachelor's or Master's degree in Computer Science, Engineering, or a related discipline. Strong understanding of database design, data modelling, and optimisation, particularly using SQL. Hands-on experience working with Google Cloud Platform (GCP) services. Experience monitoring production systems, triaging issues, and distinguishing ...

enjoys building from the ground up. The salary range is up to £120,000 depending on experience and fit. Key Responsibilities Own the design, development, and operation of the core backend services that power our consumer-facing products and internal operational tooling. Build scalable, low-latency systems that … notification preferences, audience segmentation, and delivery tracking. Integrate with third-party data providers and external services, ensuring robust failure handling, observability, and system resilience. Design and support secure internal tooling APIs, including role-based access controls, audit trails, change history, and safe administrative workflows. Build and operate event-driven ...

regulatory, and technical domains—areas where no single existing team has full coverage, like tax systems, compliance-driven flows, or monetization tools. Solutions Architecture: Design integrations for enterprise prospects by translating their business requirements into technical solutions. Your architectural decisions directly influence deal outcomes—from enabling multi-million dollar … 8+ for Staff) in Java/Spring Boot Excel at making the right level of abstraction—balancing flexibility and simplicity in system/component design Demonstrate clean communication across technical and non-technical stakeholders Make pragmatic decisions on when to optimize for performance vs. velocity based on business impact ...

manual test strategies Documenting architectural decisions (ADRs) and maintaining clear technical communication Tech Stack & Experience Core technologies: .NET 10/ASP.NET Core Web API Entity Framework Core with Azure SQL .NET MAUI (offline-first mobile design) Microsoft Azure (App Services, Azure SQL, Blob Storage, Key Vault, Application Insights … They're Looking For 7+ years' commercial software development experience At least 2 years in a leadership position Strong expertise in modern .NET and API design Proven Angular experience (v15+) Hands-on Azure architecture and deployment experience Strong understanding of CI/CD and enterprise DevOps practices Experience ...

lead a team of elite engineers who embed directly with Fortune 500 customers to ship deeply integrated AI agents—owning everything from agent design and evaluation to the backend services, data systems, and cloud infrastructure that make them production‐ready. You'll partner closely with our Forward Deployed … volume for senior engineering roles. Hands‐on fluency with the full AI stack. Deep familiarity with LLMs and agent systems, evaluation frameworks, backend and API design (Python or TypeScript), data systems (PostgreSQL, DynamoDB, MongoDB, or similar), and cloud infrastructure (AWS, Azure, or GCP) including Kubernetes, Docker ...

help raise the standard for those around you. What you'll do Collaborate with BAs and product owners to refine and deliver the backlog Design, build and maintain software solutions following best practices Implement test automation and support end users on production defects Mentor junior team members and lead … activities What we're looking for C# .NET proficiency with full SDLC experience in a commercial environment Design patterns, SOLID principles and Agile methodologies Test automation (NUnit, xUnit, Playwright) and RESTful Web API design UI skills — JavaScript/jQuery, Bootstrap/Tailwind TSQL and C# ORMs (Entity ...

Chicago). The role offers the opportunity to contribute to business-critical systems while working in a collaborative and supportive environment. Key Responsibilities Design, develop, enhance, and maintain enterprise applications using C# and .NET technologies. Support and improve existing business-critical systems, ensuring 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 to technical discussions, solution design, code reviews ...

Chicago). The role offers the opportunity to contribute to business-critical systems while working in a collaborative and supportive environment. Key Responsibilities Design, develop, enhance, and maintain enterprise applications using C# and .NET technologies. Support and improve existing business-critical systems, ensuring 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 to technical discussions, solution design, code reviews ...

inclusive team culture. This role emphasizes engineering excellence, operational readiness, and secure, compliant delivery in a fast-paced global environment. Job Responsibilities Lead the design and delivery of user interface capabilities across Execute, from discovery to production support Set front-end technical direction, including architecture, standards, performance, and testing … leadership in setting standards, leading designs, and directly managing or mentoring small teams of mid-level engineers Solid software engineering fundamentals, including OO/design patterns, debugging, and documentation Familiarity with agentic development approaches across the software development lifecycle Strong communication and people skills, with the ability to work ...

This role emphasizes engineering excellence, operational readiness, and secure, compliant delivery in a fast-paced global environment. \n Job Responsibilities \n \n Lead the design and delivery of user interface capabilities across Execute, from discovery to production support \n Set front-end technical direction, including architecture, standards, performance … setting standards, leading designs, and directly managing or mentoring small teams of mid-level engineers \n Solid software engineering fundamentals, including OO/design patterns, debugging, and documentation \n Familiarity with agentic development approaches across the software development lifecycle \n Strong communication and people skills, with the ability ...

This role emphasizes engineering excellence, operational readiness, and secure, compliant delivery in a fast-paced global environment. \n Job Responsibilities \n \n Lead the design and delivery of user interface capabilities across Execute, from discovery to production support \n Set front-end technical direction, including architecture, standards, performance … setting standards, leading designs, and directly managing or mentoring small teams of mid-level engineers \n Solid software engineering fundamentals, including OO/design patterns, debugging, and documentation \n Familiarity with agentic development approaches across the software development lifecycle \n Strong communication and people skills, with the ability ...