19 of 19 API Design Jobs in West London

drive technical excellence, establish coding standards, and optimise real-time services for a fast-growing platform. You’ll be responsible for backend architecture, microservices design, database management (SQL), and cloud integration (AWS) while collaborating with designers, engineers, and product teams to deliver world-class gaming solutions. Key Responsibilities Develop … Lead – Drive the development of scalable, interactive gaming products using Java (11+), Scala & Spring Boot . Microservices & API Design – Design and implement modular microservices architecture with 3-tier API design . Cloud & DevOps – Work within an AWS environment (supported by an in-house DevOps team … experience (currently using Java 21). SQL Database Proficiency – Strong experience with SQL databases (PostgreSQL preferred). Microservices & Cloud – Deep knowledge of microservices architecture, API design, and AWS . Betting, Gaming, or Big Data Background – Experience in real-time data environments such as betting, finance, stock markets, video More ❯

years of professional Rust software development experience Strong understanding of Rust, memory management, STL containers, and algorithms Good knowledge of OOAD, architecture and design patterns, API design principles Hands-on experience with low-latency, multithreading, including race conditions, deadlocks, etc. Experience with PostgreSQL, particularly in handling large … Make Experience with containers (Docker, Kubernetes) Responsibilities: Write clear, understandable and highly optimized Rust code according to best practices Develop new features including the design of interfaces and implementation to support reusability, testability, modularity in accordance with the agreed plans and quality standards Enhance existing features and improve the … estimates and time/performance/quality trade-offs to management and other teams Participate in technical discussions to find the right architecture/design solution Contribute to architectural planning and refactoring Defect analysis and fixing Report the status, results and roadblocks Conduct an interviews Collaborate effectively with engineers More ❯

AWS, React JS, and Angular . Collaborate with cross-functional teams to define scope, objectives, and deliverables aligned to strategic goals. Create high-level design documents and architectural blueprints for business requirements. Produce architectural options and navigate approval processes with architectural forums and governance bodies. Apply architectural principles, design … enterprise vision and architectural standards. Promote reuse of existing services, applications, and data wherever feasible. Guide project teams through technical execution, ensuring alignment with design and architecture standards. Facilitate clear communication across stakeholders, developers, and project teams. Enforce best practices across the Software Development Lifecycle (SDLC) and Agile methodologies. … Track progress and report status to stakeholders using tools such as ServiceNow, Confluence, and JIRA . Essential Qualifications & Experience: Proven experience in software architecture, design, and development across enterprise-scale systems. Strong technical background with deep hands-on experience in: .Net, Java, Python, Typescript AWS , React JS , Angular Strong More ❯

Guide development of our Nuxt (Vue 3) frontend with TypeScript and modern CSS frameworks Manage our React Native mobile app development and cross-platform API integration Ensure seamless integration between frontend, backend, and AI orchestration layers Lead our serverless and containerised deployment strategies across cloud providers Architect scalable compute … solutions for both web applications and AI workloads Manage multi-database architecture across relational and document stores Design fault-tolerant systems with automatic scaling and recovery capabilities Oversee CI/CD pipelines and comprehensive monitoring across all services Technical Leadership: Build and lead a team across full-stack development … self-hosted solutions Understanding of vector databases, embedding systems, and retrieval architectures Technical Expertise: Containerisation (Docker) and orchestration platforms (Kubernetes, ECS, or equivalent) Database design across SQL and NoSQL systems API design, microservices architecture, and distributed systems Cloud infrastructure management and infrastructure-as-code AI/ML More ❯

and containerized environments (Docker, Kubernetes). Proficiency with Postgr eS QL, R edis, and message queue systems (e.g., RabbitMQ, Kafka). Deep understanding of API design and best practices (REST, gRPC). Experience with CI/CD pipelines, monitoring tools (e.g., Prometheus, Grafana), and logging systems (e.g., ELK More ❯

to lead and scale our software engineering function. This senior leadership role will focus heavily on software engineering excellence across full-stack development, system design, architecture, and software delivery processes — while also overseeing our data engineering, cloud infrastructure, and security functions. You will be responsible for setting the technical … and own the technical roadmap, ensuring architectural scalability, security, performance, and maintainability of all software systems. Oversee full lifecycle software development — from requirements, technical design, development, testing, deployment, to post-release monitoring and maintenance. Establish, enforce, and continuously evolve software engineering best practices (e.g., SOLID principles, domain-driven design … systems using APIs, middleware, and ETL pipelines, including Salesforce, Power Platform (PowerApps, PowerAutomate, LogicApps), SharePoint, and custom web applications. Lead optimization and governance around API design (RESTful services, rate limiting, versioning, monitoring, etc.). Ensure high data consistency, operational integrity, and well-documented interface contracts between services. Software More ❯

include: Engage in all phases of application development, with a focus on coding and debugging in alignment with security standards throughout the entire lifecycle Design, build, and maintain efficient, reusable, and reliable code/APIs to support applications both for web and mobile Collaborate regularly in a cross-functional … use version control software such as GIT Knowledge of SOLID principles Knowledge of clean code practices Experience using web service protocols such as Rest, API design for extensibility and integration Experience with Agile development project management methodologies Database Development in SQL Server or NoSQL Databases Some familiarity of More ❯

ll lead a global team of 4-10 software and test engineers, working in partnership with cross-functional groups including Product Management, CloudOps, UX Design, and others. You'll play a central role in ensuring high-quality, scalable, cloud-first solutions while continuously enhancing SDLC processes, automation, and DevOps … of team members Collaborate with Product Management on feasibility and estimation Champion DevOps and CI/CD best practices and drive automation Participate in design and implementation of cloud-grade, scalable services Required Experience : 5+ years of experience leading software engineering teams 10+ years in software engineering, enterprise architecture … or DevOps Strong understanding of scalable system architecture, performance, and reliability Experience working with Microsoft SQL Server and managing production codebases Proficiency in API design and development Solid background in source code management and DevOps automation Experience managing capitalized software and team operational health (CapEx/Opex) Familiarity More ❯

an agnostic approach is encouraged, my client is heavily ingrained in the Microsoft ecosystem, and experience with the following tools is key: Tech: C# API Design and Development (REST) Event-driven architecture/Microservices at Scale Kubernetes (K8s) Excellent communication skills across senior stakeholders and various levels of More ❯

you a technical leader ready to guide a high-performing engineering team? Do you enjoy mentoring others while staying close to architecture and system design? Interested in shaping tools that support real-world infrastructure at scale? We’re recruiting for a Lead Software Engineer on behalf of a fast … is Great Lead a talented team delivering software that supports the installation, configuration and maintenance of distributed systems at scale Balance hands-on technical design with mentoring and team development Collaborate across product, cloud, QA and systems engineering to deliver robust solutions Contribute to technical strategy, system architecture and … Node.js development, or similar backend technologies Designing and deploying services in a modern cloud environment Working with databases (SQL or NoSQL) and scalable system design Agile delivery and team collaboration Building for maintainability, performance and clear documentation Experience or interest in the following would also be valuable: Managing or More ❯

with product owners, UX specialists, and other developers to deliver high-quality software solutions that meet the needs of users. What You'll Do: Design and implement scalable and high-performance web applications using Next.js and Supabase. Develop clean, maintainable, and efficient code in TypeScript. Collaborate with cross-functional … teams to define, design, and deliver new features and enhancements. Participate in code reviews to maintain high standards of quality and best practices. Troubleshoot and resolve issues, ensuring optimal performance and user experience. Stay updated with the latest industry trends and technologies to continuously improve development practices. Technical Requirements … Strong experience with Next.js and TypeScript. Proficiency in front-end technologies such as HTML, CSS, and JavaScript. Experience with API design and development, including RESTful services. Familiarity with databases and data modeling, particularly with Supabase is a plus. Understanding of Agile methodologies and experience working in collaborative team More ❯

CD: Experience with Jenkins or similar pipelines Collaboration: Agile working with cross-functional teams Frontend experience with React & TypeScript Messaging: Kafka Build tools: Gradle API Design: Swagger/OpenAPI This role is ideal for engineers looking to build on their SC clearance and gain NPPV3 eligibility, while contributing More ❯

Engineers towards technical excellence, whilst fostering a positive, hands on and collaborative environment. Deep knowledge/expertise of backend development & Microservices: Solid understanding of API design, experienced in designing, developing, distributed scalable and resilient systems. Core Backed Technologies: Highly experienced in developing Java code, along with deep expertise More ❯

AWS (Lambda, DynamoDB, SQS, SNS, ECS) Proven ability to take product requirements and deliver production-ready systems Background in event-driven architecture and RESTful API design ? Location: London (Hybrid flexibility available) If you’re passionate about building high-impact systems and want to be part of a mission More ❯

on Rails Experience with MySQL and PostgreSQL A firm grasp and understanding of test-driven development fundamentals (particularly RSpec) Experience with service based architectures, API design, and deployment at scale Strong problem-solving skills, with the ability to break down complex tasks and develop structured solutions Experience making More ❯

currently seeking an experienced Senior iOS Developer. You will be responsible for building and maintaining new and exciting features while also driving technical discussions, API designs and architecture. You will get the opportunity to make a big impact in a rapidly growing business. Their culture is based on working More ❯

business card interactions. As part of this role, you’ll help migrate our backend from Flask to Django , ensuring a scalable and well-structured API design. Responsibilities Design and develop analytics and reporting tools , providing insights into user engagement and marketing performance. Build and optimize data pipelines for … e.g., dashboards, tracking systems, attribution models). Strong experience with Django (or Flask) and PostgreSQL . Solid understanding of data pipelines, event tracking, and API integrations . Proficiency in React, TypeScript, and frontend visualization frameworks (e.g., D3.js, Chart.js, Recharts) . Hands-on experience with AWS services (EC2, S3, CloudFormation More ❯

involves leading customer projects focused on system integrations and automation solutions. You will be the subject matter expert in Power Platform, Power Automate, and API integrations, involved in shaping end-to-end solutions from discovery to delivery and support. You will work closely with clients throughout the project lifecycle … from initial discovery and scoping to design, delivery, and user acceptance testing. What You’ll Be Doing Design, build, and implement integrations using REST APIs and Power Automate Lead client projects from initial scoping to deployment Collaborate with stakeholders—both technical and non-technical, internal and external—to … with Sales and Customer Success teams Promote innovation, continuous improvement, and technical excellence What You Bring 5+ years of hands-on experience in REST API development & design and Power Automate solutions Strong knowledge of Azure services (especially Power Platform, APIM, Event Grid ) Proven experience in system integration If More ❯

and motivated MuleSoft Developer with experience in Salesforce integration and a working understanding of AI technologies . In this fully remote role, you will design, develop, and maintain integration solutions using MuleSoft Any point Platform, ensuring seamless data flow between Salesforce and other enterprise systems. The ideal candidate will … also contribute to AI-powered data transformation and automation efforts. Key Responsibilities: · Design, develop, and maintain integration solutions using MuleSoft Any point Platform. · Implement and manage APIs to connect Salesforce with external systems. · Collaborate with cross-functional teams including Salesforce Admins, AI Engineers, and Data Analysts. · Optimize and troubleshoot … Qualifications: · 5 + years of experience in MuleSoft development. · 3 + years of hands-on Salesforce integration experience. · Proficient in MuleSoft Any point Studio, API Designer, and API Manager. · Strong knowledge of RESTful and SOAP web services, JSON, XML, and RAML. · Experience with AI services such as OpenAI More ❯