101 to 125 of 127 API Design Jobs in the UK

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 ...

influence architectural decisions at a critical stage of growth. The Senior Backend Engineer (Full Stack, backend-leaning) will take ownership of complex backend REST API Services and deliver scalable systems using TypeScript and Node.js . You will closely with Product, Engineering and Operations, working alongside the Lead Engineer … refine technical direction, improve delivery standards and elevate system reliability. The Senior Backend Engineer (Full Stack, backend-leaning) will... • Design and maintain scalable Node.js/TypeScript services and REST APIs • Own backend initiatives end-to-end, from architecture to rollout • Strengthen testing strategy across unit and integration layers • Improve ...

commercial software development experience. Proven success in high-performing engineering teams within fast-paced environments. Deep expertise in: Python (Django, Flask, or FastAPI) PostgreSQL (design, optimisation, maintenance) Containerisation (Docker/Kubernetes) Event-driven architecture (Kafka/RabbitMQ) Desirable experience includes: TypeScript/JavaScript (NextJS, NodeJS, Tailwind) Terraform and DevOps … practices Experience in building and scaling SaaS platforms in production. Strong background in software architecture, microservices, and API design. Hands-on experience with AWS platform. Excellent communication skills, capable of motivating and aligning technical teams. Experience with AI tools, APIs, or ML pipelines is highly desirable. Bonus: Exposure ...

Skills- Cloud experience -GCP Infrastructure as Code (Terraform) CI/CD tooling: Jenkins, Spinnaker, Harness API design/integration/documentation Kubernetes (GKE desirable) Software development: NodeJS, Bash, Python ...

Skills- Cloud experience -GCP Infrastructure as Code (Terraform) CI/CD tooling: Jenkins, Spinnaker, Harness API design/integration/documentation Kubernetes (GKE desirable) Software development: NodeJS, Bash, Python ...

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 ...

skills & experience Strong scripting and programming (Python essential; Bash/Shell desirable) Proven experience with cloud platforms (AWS and/or Azure) Knowledge of API design and security (OAuth2, OIDC, JWT, etc.) Understanding of AI/ML concepts or a strong interest in building expertise in this area ...

share code with iOS. You’ll be joining a collaborative engineering group working on major new features, shaping technical discussions, influencing architecture and API design, and helping to evolve a category-defining product used across the UK, US and several new international markets launching in 2026. What they ...

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 ...

services (Lambda, ECS Fargate, SQS, DynamoDB) Solid understanding of event-driven architecture and asynchronous integration patterns Strong architectural understanding of distributed systems, API design and integration patterns Strong grounding in secure development methodologies within the Salesforce ecosystem In addition to a competitive salary, our benefits package is second ...

Experience and understanding of Laravel & PHP (3+ years experience) Proficiency in writing maintainable, optimised and scalable code. Strong knowledge of object-oriented programming and API design. Experience with database management and advanced queries Technically minded - enjoy digging into data, analytics, and optimisations. Organised, independent, and results-focused — you thrive ...

experience) Experience and understanding of NodeJS (2+ years experience) Proficiency in writing maintainable, optimised and scalable code. Strong knowledge of object-oriented programming and API design. Experience with database management and advanced queries Technically minded - enjoy digging into data, analytics, and optimisations. Organised, independent, and results-focused — you thrive ...

following languages: C, C++, Rust. 4+ years of experience in embedded software development in C. Knowledge of Computer Science fundamentals in data structures, algorithm design, problem-solving, and complexity analysis. Strong grounding in embedded software architecture, with a focus on maintainability, modularity, fault-tolerance and testability. Confident and experienced … with automated testing, including unit, integration and system tests, mocking and automation frameworks. An understanding of API design and the creation of clear, stable abstractions for hardware/firmware interaction. Skilled at debugging in constrained environments and using hardware/software debugging tools. A proven track record ...

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 ...

Backend/DevEx focus). Communication: Ability to bridge the gap between business goals and engineering constraints. Technical Skills: Deep understanding of distributed systems, API design (RESTful), and event-driven architecture. Mindset: Data-driven, analytical, and comfortable in ambiguous environments. Strategy: Proven ability to align roadmaps across multiple ...

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 ...

used by internal teams and external developers to interact with advanced hardware systems. Working closely with hardware and FPGA engineers, you will design scalable APIs, integrate hardware drivers and build tools that allow customers to easily integrate systems into their own products. You will also develop simple graphical tools … used internally for testing, debugging and demonstration purposes. Key Responsibilities • Architect, design and maintain a robust SDK for hardware systems • Develop clean, scalable APIs and coding standards • Integrate third-party hardware drivers • Optimise performance for high-throughput data interfaces • Develop simple GUI applications for debugging and demonstrations • Collaborate with ...

calibre team of Software Developers and DevSecOps engineers working on a 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 ...

hire* Opportunities like this definitely dont come around too often and this really is the best of the best this is your chance to design and build solutions how you see fit, set up an environment from the ground up, chose your tools and tech stack and hand-pick … turnover of up to £100 million, youll work with them to uncover where AI could add value and follow a tool agnostic approach to design, build and deploy the best solution. What makes this start up different? Its headed up by someone who has an impressive track record building ...

hire* Opportunities like this definitely dont come around too often and this really is the best of the best this is your chance to design and build solutions how you see fit, set up an environment from the ground up, chose your tools and tech stack and hand-pick … turnover of up to £100 million, youll work with them to uncover where AI could add value and follow a tool agnostic approach to design, build and deploy the best solution. What makes this start up different? Its headed up by someone who has an impressive track record building ...

Start Up - Smart Living Platform Fully Remote - Must be UK based £85,000 - £95,000 + Stock Options (DOE) Essential Exp: Laravel, Flutter, SaaS, API Design, MySQL/PostgreSQL/MariaDB G.R.E. Recruitment is DELIGHTED and EXCITED to partner with an exciting UK based PropTech Start-Up company ...

large-scale applications using modern full-stack frameworks. System Architecture: Architecting microservices and distributed systems with a focus on robust inter-service communication and API design. Event-Driven Design: Implementing asynchronous processing and decoupled systems using modern message brokers and event-driven patterns. Infrastructure & DevOps: Driving innovation through ...

application solutions. This role requires a strategic thinker who can align technology with business goals and drive innovation within the organization. Responsibilities: Lead the design and architecture of complex application systems, ensuring scalability, performance, and security. Collaborate with cross functional teams to gather requirements and translate them into technical … business objectives. Stay current with industry trends and emerging technologies to drive innovation within the organization. Mandatory Skills: Strong expertise in Application Architecture, including design patterns, frameworks, and methodologies. Proficient in cloud technologies and services (e.g., AWS, Azure, Google Cloud). Experience with microservices architecture and API design. ...