51 to 75 of 171 API Design Jobs in England

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

backend microservices using TypeScript, Node.js, and Express, with MongoDB for persistent storage and Redis for caching, session management, and pub/sub messaging. Design scalable, well-bounded services that support the throughput and reliability demands of a live-service MMO: player accounts, social systems, marketplace, mail, inventory, and platform … orchestration and deployment. Establish deployment practices that support rapid iteration without compromising stability. Make architectural decisions about service boundaries, data models, caching strategies, and API design that balance immediate delivery needs with long-term scalability. Establish monitoring, alerting, and incident response practices using Grafana and Uptime Kuma ...

agile squad, responsible for the end-to-end delivery of scalable web applications. What You’ll Do (Responsibilities) End-to-End Development: Design and develop high-volume, low-latency applications for mission-critical systems. Back-End Excellence: Write clean, maintainable code using Java and the Spring Boot ecosystem. Front … Innovation: Build responsive, user-friendly UI components using React, Angular, or Vue.js . Database Management: Design and optimize schemas for relational ( PostgreSQL/MySQL ) and NoSQL databases. API Design: Build and consume secure RESTful APIs to integrate with internal and third-party services. Collaboration: Participate in code ...

automation, and continuous improvement-and they're looking for someone who shares that mindset. Key responsibilities as the Senior Back-End Software Engineer are: Design and develop backend services using Node.js and TypeScript , deployed in a cloud-native environment. Build and maintain GraphQL and REST APIs to support … team. Skills & Experience needed: Essential: Strong experience with Node.js and TypeScript Proven background in microservices architecture Solid understanding of GraphQL and RESTful API design Experience with SQL and NoSQL databases Familiarity with CI/CD, automated testing, and modern development workflows Desirable: Experience with Azure or other cloud ...

technical leadership role where youll set direction, define standards, and ensure high-quality delivery. Youll work closely with clients and cross-disciplinary teams to design innovative cloud solutions, while mentoring colleagues and sharing best practices across the organisation. What Youll Be Working On: Design, deploy, and maintain cloud … such as Cloud Functions, Cloud Run, GKE, Compute Engine, VPCs, Cloud Spanner, Cloud SQL, and BigQuery Strong knowledge of microservices, event-driven architectures, and API design Experience with CI/CD pipelines, infrastructure as code (Terraform), and automated testing Competence in scripting or programming (Python, Bash, Node.js) Familiarity ...

delivering scalable, high-performance applications. This role requires deep technical expertise, strong architectural skills, and the ability to collaborate effectively across teams. Key Responsibilities Design, develop, and maintain robust full-stack applications and services. Architect and implement scalable cloud-based solutions leveraging AWS . Optimise system performance, reliability … Node.js . Proven experience with AWS and cloud-based architectures. Full-stack proficiency with modern frameworks (e.g., React). Solid understanding of software architecture, design principles, and microservices. Experience with serverless architecture, containers (Docker, Kubernetes), and CI/CD pipelines. Excellent problem-solving, debugging, and communication skills. Preferred Qualifications ...

alignment between technical and business leaders, balancing strategic direction with delivery needs. Represent architecture in governance forums, supporting prioritization, risk discussions, and assurance reviews. Design, Analysis & Governance Create high-quality architectural artefacts including diagrams, data flows, integrations, future-state designs, and migration pathways. Evaluate technology options and assess impacts … digital or enterprise environments. Strong software engineering foundation, with practical knowledge of modern application architectures (e.g., microservices, APIs, distributed systems). Proven ability to design and document architectures using visual modelling techniques such as C4, UML, and data flow diagrams. Hands-on experience with at least one major cloud ...

modern CMS ecosystem. Key Responsibilities: Architect, build, and maintain full-stack applications using TypeScript, React, and Node.js. Provide technical direction by contributing to design decisions, architectural options, and solution trade-offs. Lead improvements to automated testing practices, ensuring robust unit, integration, and E2E test coverage. Drive enhancements … Node.js, React, and Next.js. Professional experience with cloud platforms (AWS preferred). Experience with automated testing and CI/CD pipelines. Understanding of RESTful API design, microservices, and modern web application architecture. Experience with mentoring junior and mid-level engineers. Excellent collaboration, problem-solving, and communication skills, with ...

suited to an experienced consultant who enjoys setting technical direction, mentoring engineers, and acting as a trusted technical partner to clients. Responsibilities Lead the design and delivery of full stack JavaScript solutions Set technical direction, standards, and best practices across projects Remain hands-on, contributing to critical areas … Required Experience Extensive commercial experience with JavaScript/TypeScript Strong front-end experience with React (or equivalent) Strong back-end experience with Node.js and API design Proven experience in a Lead/Tech Lead/Senior Consultant role Experience designing and delivering scalable systems Strong stakeholder management ...

suited to an experienced consultant who enjoys setting technical direction, mentoring engineers, and acting as a trusted technical partner to clients. Responsibilities Lead the design and delivery of full stack JavaScript solutions Set technical direction, standards, and best practices across projects Remain hands-on, contributing to critical areas … Required Experience Extensive commercial experience with JavaScript/TypeScript Strong front-end experience with React (or equivalent) Strong back-end experience with Node.js and API design Proven experience in a Lead/Tech Lead/Senior Consultant role Experience designing and delivering scalable systems Strong stakeholder management ...

Familiarity with functional programming principles and Test-Driven Development (TDD) . Experience working with both relational databases (e.g., Postgres) and NoSQL Understanding of REST API design patterns and OpenAPI specifications . Hands-on experience with the AWS Cloud Platform . Knowledge of GitHub and CI/CD pipelines ...

deep technical expertise in Python, LangChain, and OpenAI services, particularly within Azure environments. You will lead the technical delivery of the client’s Chat API, ensuring it is robust, scalable, and continuously improving. Responsibilities Lead the development and enhancement of the Chat API using Python, LangChain, and OpenAI … services on Azure Function Apps Monitor and resolve API bugs and performance issues to ensure high availability and reliability Oversee and troubleshoot data ingestion processes supporting the chatbot’s functionality Collaborate with solution architects, product teams, and the cloud team to deliver a reliable and scalable solution Champion best ...

someone who enjoys shaping technical direction while remaining close to code. Key Responsibilities Platform Modernisation Architect and develop scalable backend services using Python Design and implement secure, well-structured RESTful APIs Lead the re-engineering of legacy functionality into modern, cloud-native services Contribute to long-term backend architecture … decisions Cloud & Infrastructure Design and build solutions within AWS environments Apply cloud best practices for scalability, resilience and security Contribute to CI/CD pipelines and deployment workflows Embed monitoring, logging and observability within cloud-hosted systems Legacy Transition Support phased migration away from the existing PHP platform Provide ...

APIs that transform patient data into actionable health recommendations. This role offers the opportunity to shape the full mobile experience while collaborating with product, design, and clinical teams to deliver features that meaningfully improve patient outcomes. What You'll Do Build and ship features for iOS and Android mobile … Connect, enabling seamless data synchronization from digital scales, blood pressure cuffs, activity trackers, and continuous glucose monitors (CGMs) Partner with machine learning engineers to design and implement client-side integrations with internal AI APIs for data analysis, personalization, and clinical decision support Drive end-to-end feature delivery ...

early architectural hire, you will play a central role in shaping the platform’s foundations. The work spans strategic architectural decisions and hands‐on design, partnering closely with engineering, data and product teams to ensure solutions are secure, scalable and aligned to the organisation’s goals. What They … ideally with experience applying it in production environments. Solid knowledge of cloud‐native architectures , including microservices and distributed systems. Understanding of secure‐by‐design approaches and modern security practices. Experience with API design , integration patterns and contemporary frameworks (.NET, Node.js, React). Practical experience with ...

collaboration in a fast-moving startup environment. The RoleTechnical Strategy & Leadership Work alongside the founder to define and evolve the technical roadmap Lead architectural design and critical technology decisions Champion engineering best practices, code quality, and technical excellence Mentor, coach, and grow engineers at all levels Foster a culture … ownership, collaboration, and innovation Backend Architecture & Development Architect, build, and scale backend services and RESTful APIs Design, optimise, and maintain MongoDB database solutions Improve system reliability, performance, and scalability Resolve complex production issues with robust solutions Implement microservices and modern backend patterns Collaboration & Delivery Partner with Product, Design ...

fast-moving startup environment. The Role Technical Strategy & Leadership Work alongside the founder to define and evolve the technical roadmap Lead architectural design and critical technology decisions Champion engineering best practices, code quality, and technical excellence Mentor, coach, and grow engineers at all levels Foster a culture of ownership … collaboration, and innovation Backend Architecture & Development Architect, build, and scale backend services and RESTful APIs Design, optimise, and maintain MongoDB database solutions Improve system reliability, performance, and scalability Resolve complex production issues with robust solutions Implement microservices and modern backend patterns Collaboration & Delivery Partner with Product, Design ...