76 to 100 of 750 REST Jobs in London

IT Development Team Lead (Full Stack)

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
DevOps CI/CD processes, Service bus Architecture, Microservices, Functions, Web apps, IAC Experience with AI driven development tools such as Claude Experience developing REST API-driven mobile first web applications Experience of frontend application development, with a focus on React.js, Next.js and TypeScript Jira, Bitbucket, Git Flow, Confluence, Azure ...

Senior Lead Software Engineer - Full Stack ReactJS, Java, Python, AWS, AI/ML

Location
Greater London, England, United Kingdom
governance, and quality control over AI-produced outputs. Experience optimizing performance and reliability of AI-powered user interfaces & proficiency in React framework Understanding of REST APIsand GraphQL Comfortable working with projects partially or fully usingTypeScript & using latestReact featuressuch as Suspense and Hooks End to end testing applications #J-18808-Ljbffr ...

Fullstack Engineer

Hiring Organisation
Oscar Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
data. What you'll do Build data-heavy, accessible interfaces in TypeScript and React, respecting a detailed role-based access model Design services and REST APIs in Python (FastAPI/Django) with clear OpenAPI contracts Model data in PostgreSQL: schema design, migrations, indexing and multi-tenant isolation Build event-driven ...

Solution Architect Azure, .NET

Hiring Organisation
ARC IT Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 90,000 Annual
solutions on Microsoft Azure Strong knowledge of Azure PaaS and serverless, plus cloud networking, Entra ID and security API and integration architecture experience across REST, event-driven and messaging patterns Data architecture experience spanning relational and NoSQL stores and analytics platforms Infrastructure as code (Bicep, ARM or Terraform) and DevOps ...

Production Software Engineer

Location
Greater London, England, United Kingdom
highly regarded: AWS services including EC2, RDS, S3, SQS, Lambda and AWS MQ. Java, J2EE, Spring Framework, Spring Boot and Hibernate. SOAP and REST web services using XML and JSON. SQL Server and stored procedures. Docker and Kubernetes. CI/CD pipelines and DevOps practices. Infrastructure as Code (Terraform). ...

QA Engineer Lead

Location
Greater London, England, United Kingdom
test engineering, including substantial experience owning test automation frameworks in production-grade environments. Strong hands‐on automation skills (e.g. Playwright/Selenium for UI; REST Assured, Postman or similar for API; Java or TypeScript/JavaScript). Experience with contract testing (e.g. Pact) and testing microservices and event‐driven systems. ...

Lead Application Architect

Location
Greater London, England, United Kingdom
grasp of containerisation and cloud-native principles. Working knowledge of CI/CD (Docker, GitHub Actions) from a developer’s perspective. Strong understanding of REST API design and OAuth2/OpenID Connect. Strong commitment to automated testing, and the ability to set testing standards the team can adopt. Hands ...

Senior Manager- Software Engineering

Location
Greater London, England, United Kingdom
Platform teams to define project scope, sequence milestones, and proactively de‐risk execution for iterative releases. Own design of APIs and microservices, including REST and event‐driven patterns, and enforce best practices for versioning, contracts, and backward compatibility. Advance operational excellence by defining SLOs, improving observability and alerting, hardening ...

Senior Forward Deployed ML Engineer, Agents

Location
Greater London, England, United Kingdom
Optimize for sub-500ms latency, natural conversation flow, turn detection, and interruption handling in real-time systems Integrate agents directly into customer codebases via REST/GraphQL/WebSocket APIs and custom SDKs (Python, TypeScript) Act as trusted technical advisor to customers, shaping AI strategy and guiding roadmap decisions from ...

Software Developer in Test - UK Security Clearance eligibility required

Location
Greater London, England, United Kingdom
within delivery teams Drive improvements in developer feedback loops and testing standards Technical Skills Core technologies: Java React Playwright Cucumber Selenium JUnit/Mockito REST-assured Jest Pact Nice to have: Experience with modern CI/CD pipelines Exposure to containerised environments (Docker/Kubernetes) Experience working in regulated ...

Forward Deployed Solution Engineer – AppliedAI FDE

Location
Greater London, England, United Kingdom
Proven ability to design and implement AI-native software in production environments Engineering depth: Strength in backend (Python, Node.js, Java), frontend (React, Angular), APIs (REST/GraphQL) LLM tooling: Familiarity with LangChain, Semantic Kernel, prompt chaining, vector search, and context management Performance & observability: Skilled in debugging distributed systems, tuning ...

AI Consulting –Sr. AI Architect & Client Partner

Location
Greater London, England, United Kingdom
Science, or a related field. Master’s preferred. Skills and Personal attributes we would like to have: Core Knowledge Expected Programming & engineering : expert Python; REST APIs and microservices; FastAPI; distributed systems; cloud-native architecture. LLM application delivery: prompt engineering, tool and function calling, RAG, and at least one production Agentic ...

Senior SharePoint Platform Engineer

Location
Greater London, England, United Kingdom
handling, retry logic, notifications, and integrations. Strong PowerShell and PnP PowerShell skills for tenant administration and operational automation. Experience working with Microsoft Graph, SharePoint REST APIs, Dataverse, SQL, and enterprise data sources. Experience using Git and Azure DevOps, or equivalent tools, for source control, work management, testing, deployment, and release ...

Data Decisioning Manager

Location
Greater London, England, United Kingdom
frameworks — LangChain, LangGraph, AutoGen, or similar; building multi-step autonomous workflows Machine Learning — model development, training, evaluation, and deployment APIs & backend development — FastAPI, REST APIs, microservices architecture Vector databases & embeddings Cloud platforms — Azure GCP, or AWS; deploying and managing AI/ML workloads at scale Version control & MLOps ...

Salesforce Platform Architect

Location
Greater London, England, United Kingdom
practices, with the ability to take a holistic view of the target state across technology, data and operating model. Strong integration architecture experience using REST/SOAP APIs, event-driven patterns and middleware such as MuleSoft to connect Salesforce with the wider technology estate. Proven experience defining DevOps ...

Senior Frontend Developer

Hiring Organisation
Rullion Managed Services
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
Query SWR Apollo Client UI & Design Systems Tailwind CSS Styled Components Material UI (MUI) Radix UI Framer Motion Custom Design Systems APIs & Data GraphQL REST APIs Contentful CMS React Hook Form Zod Testing Vitest Jest Testing Library Playwright Storybook MSW Axe/Pa11y DevOps & Infrastructure AWS Terraform GitLab CI Vercel ...

Applied AI ML - Senior Associate - Machine Learning Engineer

Location
Greater London, England, United Kingdom
Experience designing/implementing pipelines using DAGs (e.g. Kubeflow, DVC, Ray) Experience of big data technologies Have constructed batch and streaming microservices exposed as REST/gRPC endpoints Experience with container orchestration tools (e.g. Kubernetes, Helm) Knowledge of open source datasets and benchmarks in NLP Hands-on experience in implementing ...

Salesforce Engineer, Business Technology Team

Location
Greater London, England, United Kingdom
with proficiency in Apex, Lightning, SOQL/SOSL, and JavaScript, and working knowledge of one of Java, Go, or Python Experienced with Salesforce SOAP, REST, and BULK APIs, Web UI frameworks (Lightning components or Visualforce), data management and migration principles, plus Jira, Agile, Scrum, and CI/CD practices Demonstrated ...

Principal Salesforce Engineer

Location
City Of London, England, United Kingdom
Platform Developer I as a minimum; Platform Developer II, Application Architect, or System/Technical Architect certifications are highly desirable. Strong integration experience using REST/SOAP APIs, event-driven patterns, and middleware such as MuleSoft to connect Salesforce with the wider technology estate. Proven experience of DevOps ...

Solutions Engineer

Location
Greater London, England, United Kingdom
Python and practical experience with YOLO, OpenCV, PyTorch, and computer vision. Experience training, optimizing, evaluating, and deploying machine learning models. Comfortable with Docker, Git, REST APIs, Linux, cloud platforms, and edge workflows. Experience deploying across Linux, macOS, and Windows environments. Proven ability to deliver technical demos, workshops, architecture reviews ...

Full Stack Software Engineer

Location
Greater London, England, United Kingdom
React v19, pairing daily with AI coding assistants while maintaining strict zero-trust code quality. Design, build, and optimize secure, high-throughput REST APIs in C# Web API utilizing Dapper ORM for high-performance mapping over T-SQL/SQL Server databases. Develop modular, highly responsive frontend components using React ...

Enterprise Architect - AI

Location
Greater London, England, United Kingdom
analysis. Integration — AI Stack, Enterprise Networks & Service Provider Environments Platform integration: API-based and event-driven integration of AI platforms with enterprise systems, using REST/gRPC APIs and message/event streaming platforms (e.g. Kafka). Enterprise network integration: designing connectivity between AI/GPU infrastructure and existing campus ...

SC Cleared Senior Azure DevSec Engineer

Location
City Of London, England, United Kingdom
security within regulated or secure environments. Azure networking, DNS, certificates and connectivity management. Production-grade CI/CD implementation. Python development and REST API integration. Git-based development and infrastructure management. Logging, monitoring, secrets management and operational support. Strong documentation and stakeholder communication skills. #J-18808-Ljbffr ...

Boomi Architect

Location
City of Westminster, England, United Kingdom
provide technical leadership. Collaborate with business, architecture & delivery stakeholders. Support modernization, migration & presales activities. Required Skills Dell Boomi AtomSphere, API Management, Boomi Flow REST/SOAP Services, XML, JSON, SQL B2B/EDI MFT Integrations Integration Patterns and Enterprise Architecture OAuth, SAML, JWT, Security Best Practices CI/CD, DevOps ...

Senior Full Stack Developer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £85,000 per annum
decisions and platform modernisation initiatives. YOUR SKILLS AND EXPERIENCE: You will bring strong capability in: Node.js and TypeScript development. React and Next.js. GraphQL and REST API development. Microservices and event-driven architectures. Kafka or similar messaging technologies. PostgreSQL, MongoDB and Redis. AWS, Docker and CI/CD practices. Strong communication ...