31 to 55 of 314 RESTful Jobs in London

Senior Java Developer

Location
Greater London, England, United Kingdom
Java 17+ but also knowledge of SQL (DB2/SQL Server/Postgres preferred).Demonstrate excellent use of Design Patterns/Micro Services/RESTful APIs.Working in a Technical Agile environment (e.g. Build tools, Static/Dynamic code analysis, CI/CD e.g. Jenkins/TeamCity).Relevant educational qualifications.Self-motivation ...

Senior Software Engineer (Kotlin, Spring Boot)

Location
Greater London, England, United Kingdom
using Kotlin and Spring Boot Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned with best practices. Develop and evolve RESTful APIs with a focus on security, versioning, performance and reliability. Champion engineering excellence through clean code, automated testing, documentation and code reviews. Drive delivery across ...

Front End (UI) Software Engineer (Fullstack)

Location
Greater London, England, United Kingdom
e.g., React, TypeScript, Next.js/Angular) and enterprise design systems. Fullstack Integration & API Design: Lead end-to-end integration by designing, consuming, and optimizing RESTful APIs, GraphQL endpoints, Backend-for-Frontend (BFF) layers, and microservices (e.g., Node.js, Java/Spring Boot, or Python). Cross-Functional Collaboration: Partner with multiple ...

Experienced Product Engineer - Full Stack

Location
Greater London, England, United Kingdom
culture where individual contributions have visible impact. What you'll be doing On the backend, you will design, build and maintain scalable services and RESTful/GraphQL APIs using Python with Django or FastAPI, writing clean, well-tested, production-grade code with a focus on reliability and performance. You will ...

Software Engineer - Seismic (Contract)

Location
Greater London, England, United Kingdom
production. The candidate will have experience working with Seismic, Salesforce, and custom platform APIs and needs strong integration and backend skills. They should understand RESTful services, CRM data syncing, and event-driven architecture to keep sales and enablement content aligned. API & Integration Proficiency: Hands-on design and consumption of REST ...

Senior Platform Engineer

Location
Greater London, England, United Kingdom
Solid understanding of cloud platforms (Ideally Azure but AWS, GCP accepted) Experience with observability tools (e.g., Prometheus, Grafana, ELK stack) Working with and designing RESTful APIs MSSQL, PostgreSQL or other SQL databases Working in Agile teams (preferably following Scrum) Architecture of new or current applications (microservices, design patterns, reliability, scaling ...

Full Stack Developer

Hiring Organisation
MJA (London) Ltd
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Producers, consumers, topics, partitions and consumer groups Cloud: AWS application deployment and support DevOps: CI/CD pipeline implementation and automation Containers: Docker APIs: RESTful API design and development using C# with Open API standard Source Control: GitHub and Azure DevOps Production Engineering: Troubleshooting, monitoring, logging and performance optimization Highly ...

Full Stack Developer

Hiring Organisation
MJA (London) Ltd
Location
EC3, Broad Street, Greater London, United Kingdom
Employment Type
Contract
Producers, consumers, topics, partitions and consumer groups Cloud: AWS application deployment and support DevOps: CI/CD pipeline implementation and automation Containers: Docker APIs: RESTful API design and development using C# with Open API standard Source Control: GitHub and Azure DevOps Production Engineering: Troubleshooting, monitoring, logging and performance optimization Highly ...

Software Engineer

Hiring Organisation
Brio Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£480 - £500/day
Responsibilities: Design, develop and maintain enterprise-grade applications using .NET technologies Build and enhance responsive front-end applications using React and TypeScript Develop secure RESTful APIs and backend services Work within Azure-native environments, leveraging cloud-first architecture principles Collaborate with Product Owners, Architects, DevOps and QA teams in Agile ...

Senior Backend Developer for Video on Demand and Live Streaming

Hiring Organisation
Develop
Location
Twickenham, London, United Kingdom
Employment Type
Contract
Widevine, PlayReady, FairPlay). Expertise with CDNs (AWS CloudFront, Akamai, Fastly). Hands-on experience with cloud platforms (AWS, Fastly). Solid knowledge of RESTful APIs and microservices architecture. Experience with databases (PostgreSQL, MySQL, NoSQL databases). Proficiency with message queues (Kafka, RabbitMQ). Strong DevOps experience, including: CI/ ...

Senior Full Stack Developer (C#/React/TypeScript) - REMOTE working

Location
Greater London, England, United Kingdom
rest. Microservices architecture. Docker, Kubernetes in Azure, Vercel. Jenkins/BitBucket Pipelines for CI/CD. RabbitMQ/MassTransit. Microfrontends. Test Driven Development. RESTful API design. GraphQL APIs. Integrations with third-party APIs and SaaS platforms. Benefits Competitive salary and benefits package REMOTE working Holiday allowance 50% staff discount ...

Senior Developer

Location
Greater London, England, United Kingdom
transaction, large-scale systems in telecoms, billing, or similar enterprise domains preferred. Strong expertise in Java, Spring Boot, and J2EE. Hands-on experience with RESTful APIs, Microservices, and Containerisation (Kubernetes/OpenShift). Solid understanding of RDBMS, SQL, and PL/SQL. Familiarity with application servers such as JBoss ...

Software Engineer III - Backend / Data Engineer - Java, Python, Databricks

Location
Greater London, England, United Kingdom
inversion of control and dependency injection. Hands-on experience designing and implementing event-driven architectures with different message brokers, including Kafka. Experience creating RESTful microservices and handling asynchronous data. Experience integrating with both SQL Databases (Oracle) and No-SQL Databases (DynamoDB, MongoDB). Advanced at SQL, including joins and aggregations. ...

Full Stack Developer

Location
Greater London, England, United Kingdom
Nice To Have Experience with Docker and containerised development environments. Knowledge of cloud platforms such as AWS, Azure or similar. Experience developing and consuming RESTful APIs. Experience with application performance optimisation, including database queries and efficient application code. Experience with modern JavaScript tooling and front-end build processes. An interest ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
some of the following; Node (Typescript), React, PHP, .NET core, MongoDB and/or SQL. Experience in developing HTTP-based APIs and implementation of RESTful services, as well asGraphQL Thorough understanding of CI/CD pipelines with experience of Jenkins and/or CodePipeline Practices Test Driven Development ...

Full Stack Engineer (React /.Net)

Location
Greater London, England, United Kingdom
Ability to understand business needs quickly and create relevant UI prototypes and proofs of concept. Experience with Agile/SCRUM. Experience building and consuming RESTful APIs. Understanding of unit testing and experience writing tests. Ability to work effectively with remote teams. Positive, collaborative approach to work and a strong sense ...

Senior AI Consultant - Agentic AI & Generative AI

Hiring Organisation
Deerfoot Recruitment Solutions
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
streaming, review loops, provenance/citations, long-running tasks and error recovery. Back-end: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django Channels, Flask and RESTful APIs. Databases and storage: PostgreSQL, MS SQL Server, MongoDB, Firestore, BigQuery, Azure Blob Storage. Cloud and DevOps: Azure (App Services, OpenAI, AKS), GCP (Vertex ...

Senior Fullstack Engineer (Payments Experience)

Location
Greater London, England, United Kingdom
Track Record: 5+ years building high-performance, client-facing web applications. Backend Expertise: Deep hands-on experience with Python , FastAPI , PostgreSQL , Redis , and secure RESTful APIs. Frontend Proficiency: Mastery of TypeScript , React , Jest , and Storybook . (Experience with Micro-Frontends is a massive bonus). DevOps & Cloud: Comfort with ...

Lead AI Software Engineer

Location
Greater London, England, United Kingdom
within complex engineering environments. Strong hands‐on expertise in Java and Spring Boot, with experience in React or Angular. Proven experience designing and implementing RESTful APIs, microservices, integrations, platform services, and digital applications. Strong understanding of cloud‐native architectures, distributed systems, containerised environments, and modern integration patterns. Experience building event ...

Senior Fullstack Engineer (Go/React)

Location
Greater London, England, United Kingdom
with React. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned with best practices across the stack. Develop and evolve RESTful and gRPC APIs with a focus on security, versioning, performance and reliability. Build intuitive, high-performance user interfaces in React that integrate seamlessly with backend ...

Backend Developer (Python)

Location
Greater London, England, United Kingdom
Requirements Required Qualifications 3+ years of Python development experience Strong experience with Django or FastAPI frameworks Proficiency with relational databases (PostgreSQL, MySQL) Understanding of RESTful API design principles Experience with version control (Git) and collaborative development Knowledge of testing frameworks and best practices Understanding of basic DevOps concepts Experience with ...

Lead Python Full-Stack Engineer (AI Integration)

Location
Greater London, England, United Kingdom
architecture decisions and define full-stack solution design in alignment with project goalsLead end-to-end development of scalable Python-based backend services and RESTful/GraphQL APIsOversee implementation of modern front-end interfaces using React.js and TypeScriptIntegrate AI/ML and GenAI capabilities (LLM-based solutions) into production applicationsEnsure ...

Software Engineer

Location
Greater London, England, United Kingdom
time and to specification.**Core Technical Skills*** Experience with Java 8+ and SQL.* Familiarity with Spring Boot, Hibernate, and microservices architecture.* Working knowledge of RESTful API development and object-oriented design.* Basic understanding of Test-Driven Development (TDD), Agile methodologies, and DevOps culture.* Comfortable with front-end technologies such ...

Software Engineer - Full Stack

Location
Greater London, England, United Kingdom
C#/.NET. Experience building user interfaces using a modern frontend framework such as React or Angular. Experience working with relational databases, SQL, RESTful APIs, and complex data models. Experience using source control, CI/CD pipelines, automated testing, and Agile development practices. Experience building and deploying applications ...

Software Engineer

Location
Greater London, England, United Kingdom
time and to specification.**Core Technical Skills*** Experience with Java 8+ and SQL.* Familiarity with Spring Boot, Hibernate, and microservices architecture.* Working knowledge of RESTful API development and object-oriented design.* Basic understanding of Test-Driven Development (TDD), Agile methodologies, and DevOps culture.* Comfortable with front-end technologies such ...