51 to 75 of 75 API Design Jobs in England

leading best practices across the full Software Development Life Cycle (SDLC). Key Requirements: Proven experience building distributed, scalable microservices and applying secure API design principles. Strong hands-on experience with Java and/or Kotlin, Spring Boot, OAuth 2.0, and secure APIs. Experience working in cloud-based … Driven Development (TDD) and Behaviour-Driven Development (BDD). Experience participating in all phases of the Software Development Life Cycle (SDLC), including requirements gathering, design, development, deployment, and maintenance. This is an exciting opportunity to join a leading investment manager and play a key role in driving backend development ...

Your new company Tier 1 Financial Services Client Your new role This role is for someone who can design and guide thebuilding of complex payment systems, making sure they follow regulations, use modern tech, and meet business needs. It requires deep banking knowledge, strong technical architecture skills, and excellent … PSD3, Open Banking, SEPA rulebooks, UK Payment Regulator mandates, ECB/TARGET services updates, ISO 20022 migration, and AML/CTF regulations. Proficiency in API Design, microservices, and integration platforms. Modernprogramming languages (Java, .NET, Python, JavaScript frameworks) What you'll get in return An exciting opportunity to join ...

edge AI functionality across a flagship cybersecurity platform, building scalable, performant systems that harness the power of data, ML models, and infrastructure. Key Responsibilities: Design, develop, and deploy production-grade ML/AI features — from data prep and model training to inference APIs and monitoring. Integrate and scale LLMs … PyTorch and scikit-learn . Hands-on experience with state-of-the-art foundation models, embeddings, and RAG. Strong knowledge of cloud computing, microservices, API design, and event-driven architectures. Experience with Jupyter notebooks for data exploration and model iteration. About You: You are driven, empathetic, and thrive ...

architectural direction, influencing engineering standards, and shaping the evolution of AI-enabled capabilities across the mobile platform. In this role, you will: Lead the design, development, and maintenance of advanced iOS applications, ensuring high performance, quality, and responsiveness across Expedia Group’s product suite. Architect and implement robust, scalable … system and API designs, including effective data modelling to support complex business requirements. Drive cross-functional collaboration to define, develop, and ship impactful features, ensuring alignment with organisational goals and technical strategy. Champion best practices in software engineering, testability, and maintainability through code reviews and mentoring. Safely integrate ...

product managers, engineers, and end users to understand new customer use cases Turn those use cases into reusable platform capabilities , rather than bespoke solutions Design and build scalable data models, workflows, and abstractions that work across multiple customers Build and extend AI-enabled workflows as part of the core … fully specified Nice to Have (Not Essential) Experience with modern data platforms (e.g. Databricks, Snowflake, dbt, Airflow, Foundry) Some exposure to backend development or API design TypeScript experience Familiarity with enterprise systems (ERP, CRM, etc.) Exposure to AI-enabled systems , generative AI, or workflow orchestration ...

Senior Mobile Engineer (Android) Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success. Why Join … with a growth mindset. We value our team culture and work together from the office three times a week. In this role, you will: Design, build, and maintain advanced Android applications with a focus on scalable architecture and robust performance. Collaborate with cross-functional teams to deliver high-quality ...

best practices. Tech Stack .NET/.NET Core C# Web APIs SQL Server Azure (preferred) The Role Lead backend architecture and technical direction Design and build scalable, high-performance APIs Champion clean code, testing, and engineering standards Mentor and support developers within the team Collaborate closely with product … What We're Looking For Strong commercial experience with .NET/C# Proven experience in a senior or principal-level role Deep understanding of API design and backend architecture Experience mentoring and influencing technical decisions Strong communication and leadership skills 50249NB INDMANS Portfolio Payroll Ltd is acting ...

comfortable working as the first and currently only tech specialist and someone with experience across: Workflow automation platforms (e.g., Make, n8n, Zapier, Workato) API design, integration, authentication Python, JavaScript or similar scripting languages AI/ML models (LLMs, embeddings, classification, summarisation) Data wrangling and ETL tools Cloud platforms … Automation. Just imagine how content you could be in a role with masses of autonomy that requires you to challenge yourself and design solutions to help businesses operate better and in turn, overcome any market challenges they may face. One for you? If so apply now, wed love ...

operations teams and field contractors across the UK. You will work on modern web applications using Python, Django, HTML, HTMX and React, contributing to API design, system architecture and end to end feature delivery. This is a high ownership role suited to someone comfortable working autonomously ...

platform used by clients, operations teams and field contractors across the UK. You will work across Python and Django on the backend, contributing to API design, system architecture and end to end feature delivery. The environment includes modern web technologies such as React and HTMX, supported ...

high-quality, scalable solutions. Essential Experience Proven hands-on Moodle development experience Moodle plugin development (build or significant customisation) Strong PHP development skills REST API design and implementation experience JavaScript, CSS and front-end development capability Experience working with integrations across multiple systems Linux command line familiarity Higher ...

Next.js. You've worked with LLMs in production - prompt engineering, evals, handling non-determinism. Not just tutorials. You have taste. You care about UX, API design, code structure - not because someone told you to, but because sloppy work bothers you. You default to action. When something's unclear ...

team of Software Developers and DevSecOps engineers working on a Scala microservice architecture running on Kubernetes in AWS. It's built following strict functional design principles, TDD and CI/CD pipelines to automatically deploy to production. Youll combine people leadership with technical evolution of the platform through guiding …/CD practices. Are experienced with AWS and infrastructure as code (e.g., Terraform). Have knowledge of event-driven architecture and API design. Feel confident to jump into different aspects of our code base, orient yourself and remove blockers for the team Are motivated to coach and develop engineers ...

stability, correctness and long-term maintainability really matter. Day to day, you will: Own the architecture and technical direction of iOS apps and SDKs Design and build complex features using Swift, with some Objective-C and C++ Tackle challenges around networking, performance, stability and edge cases Stay ahead … Apple platform changes, shaping how the team responds Support SDK integrations and help resolve tricky production issues Run design and code reviews, and help raise engineering standards Make pragmatic use of modern tooling, including AI-assisted development tools, to improve quality and reduce busywork Who this role suits This ...

building and improving core services and APIs. You will: Develop backend services using Node and Typescript Build and maintain GraphQL APIs Contribute to system design and architectural discussions Collaborate with frontend engineers and product teams to deliver features end to end Improve performance, reliability and scalability across the platform … business processes. Tech Stack Node Typescript GraphQL Cloud based infrastructure About You Commercial experience building backend systems with Node and Typescript Strong understanding of API design principles Experience working with GraphQL in production Comfortable working in a collaborative onsite environment Mid level engineer keen to take responsibility ...

Salesforce MuleSoft Developer (Hybrid Role) Were looking for an experienced Salesforce MuleSoft Developer to design, build, and maintain integrations between Salesforce and external systems. Youll work closely with cross-functional teams to deliver scalable, high-performance integration solutions aligned with business needs. What youll do: Design, develop, test … 3+ years Salesforce experience Strong background in software development and OOP Hands-on MuleSoft & Salesforce integration experience MuleSoft certification(s) Solid understanding of API design and integration best practices Bachelors degree in Computer Science, Engineering, or related field Salesforce ecosystem experience is a strong plus. ...

platforms or tools, even if you have not used Nordcraft or Xano previously. • Solid understanding of core web development concepts, including security, performance, and API design. • Comfortable working as the sole engineer on a product while collaborating closely and communicating regularly with non-technical co-founders. • Experience working remotely ...

apps and SDKs. The Role: This is a hands‐on role where you will: · Lead the technical direction for our iOS solutions · Design and implement complex features, working with Swift, Objective-C and C++ to build reliable, high‐performance components · Stay ahead of iOS changes and lead our response … them · Collaborate with product, data, and client teams to deliver robust solutions · Mentor other engineers, run design and code reviews, and champion best practices · Leverage and be open to AI-coding tools to increase productivity, reduce boilerplate and enhance code quality Our offices are in Trafford Park, Manchester ...

apps and SDKs. The Role: This is a hands‐on role where you will: · Lead the technical direction for our iOS solutions · Design and implement complex features, working with Swift, Objective-C and C++ to build reliable, high‐performance components · Stay ahead of iOS changes and lead our response … them · Collaborate with product, data, and client teams to deliver robust solutions · Mentor other engineers, run design and code reviews, and champion best practices · Leverage and be open to AI-coding tools to increase productivity, reduce boilerplate and enhance code quality Our offices are in Trafford Park, Manchester ...

stability, correctness and long-term maintainability really matter. Day to day, you will: Own the architecture and technical direction of iOS apps and SDKs Design and build complex features using Swift, with some Objective-C and C++ Tackle challenges around networking, performance, stability and edge cases Stay ahead … Apple platform changes, shaping how the team responds Support SDK integrations and help resolve tricky production issues Run design and code reviews, and help raise engineering standards Make pragmatic use of modern tooling, including AI-assisted development tools, to improve quality and reduce busywork Who this role suits This ...

large-scale software platform. Working across multiple teams to ensure alignment and scalability throughout the business. Set technical direction and contribute to key design decisions across teams. Lead by example, writing high-quality, maintainable code in Node.js and TypeScript. Design and optimise CI/CD pipelines, improving automation … robust services. Mentor and coach engineers, helping to raise the overall bar for backend development. Drive best practices in platform engineering, cloud infrastructure, and API design. Key requirements: 5+ years' experience in backend or platform engineering roles, with recent experience at senior Level. Deep hands-on expertise with Node.js ...

large-scale software platform. Working across multiple teams to ensure alignment and scalability throughout the business. Set technical direction and contribute to key design decisions across teams. Lead by example, writing high-quality, maintainable code in Node.js and TypeScript. Design and optimise CI/CD pipelines, improving automation … robust services. Mentor and coach engineers, helping to raise the overall bar for backend development. Drive best practices in platform engineering, cloud infrastructure, and API design. Key requirements: 5+ years' experience in backend or platform engineering roles, with recent experience at senior Level. Deep hands-on expertise with Node.js ...

Solution Architecture, UX wireframes, and evolving business needs. Champion architectural standards, manage technical debt, and drive refactoring and technical improvement initiatives. Publish and maintain API contracts, support the Developer Portal, and collaborate across multiple technical domains. Lead documentation, standardisation, proof-of-concept efforts, and mentor architects, advise contractors … 3+ years hands-on with AWS (serverless ideally). Strong background with Java, Spring Boot, distributed systems, messaging architectures (RabbitMQ/SQS), and modern API design. Excellent communication, stakeholder management, documentation skills, and the ability to mentor others. Experience with databases (Oracle, SAP, RDS, NoSQL), DevOps principles ...

building a best-in-class shopping experience for our travellers and partners. As a member of the team, you'll estimate engineering efforts, design your changes, implement and test your changes, push to live, and triage production issues. You need to be collaborative, and curious as we build … existing frameworks powering the world's largest travel mobile apps at a scale only a few companies can match. In this role, you will: Design, build, and maintain Android features for lodging search and shopping across Expedia Group brands, focusing on usability, performance, and reliability. Collaborate with product, design ...

setting architectural direction, influencing engineering standards, and shaping the evolution of AI-enabled capabilities across the mobile platform. In this role, you will: Architect, design, and deliver advanced Android mobile solutions, ensuring scalability, performance, and maintainability across Expedia Group’s travel platforms. Lead technical direction for multi-service … quality, and knowledge sharing. Safely integrate and operate AI/ML-enabled solutions that improve mobile user experiences and business outcomes. Collaborate with product, design, and engineering stakeholders to deliver innovative mobile features and drive technical strategy across the organisation. Minimum Qualifications: Bachelor’s degree in Computer Science ...