31 to 55 of 361 RESTful Jobs in London

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 ...

Senior Engineering Manager, SVP

Location
Greater London, England, United Kingdom
experience in senior leadership roles. Deep, hands-on expertise in Java and the Spring Boot framework. Expert-level proficiency in Python. Strong understanding of RESTful API design, microservices architecture, distributed systems, and service decomposition patterns. Strong proficiency in SQL and relational database design, with hands-on experience in Microsoft ...

Staff Software Engineer, Liquidity

Location
Greater London, England, United Kingdom
Server ideally), including query optimization, indexing strategies, and data modeling Deep experience in building large scale multi-tenant enterprise applications Experience building and maintaining RESTful APIs and understanding when to use alternative patterns (GraphQL, gRPC, webhooks) Deep knowledge in building applications using React, TypeScript, JavaScript, and related technologies ...

Senior Application Developer – .NET & Azure Integration Services

Hiring Organisation
Mphasis UK Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Framework. Work with relational databases to design and optimize data models. Must have used/worked on Sql Server Build and maintain RESTful APIs and backend services. Strong understanding of enterprise application integration concepts and integration architecture. Experience designing and developing integrations between cloud, on-premises and third-party applications … Good understanding of API contracts, authentication, authorization and secure service-to-service communication. Experience with Web Services (SOAP/Restful), RESTful APIs, test-driven development and cloud development. Exposure in hosting and setting up container-based applications. Experience is Api Gateway Management services Exposure to Caching Framework like (Redis, Apache ...

Senior Software Developer - up to 80,000 + Benefits + Bonus

Hiring Organisation
Involved Solutions
Location
London, United Kingdom
Salary
£ 70 K
quality digital services while influencing engineering standards and mentoring other developers.Responsibilities - Senior Software DeveloperDesign, develop and maintain scalable Python based applications and services.Build secure RESTful APIs and integration solutions supporting enterprise platforms.Develop cloud native applications using AWS and modern engineering practices.Work closely with DevOps engineers to deliver automated, reliable deployments.Ensure ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
professional software development experience with strong expertise in Python. Solid understanding of Python frameworks such as Django, Flask, or FastAPI. Experience in building RESTful APIs and microservices architecture. Strong knowledge of data structures, algorithms, and object-oriented programming. Hands-on experience with databases such as PostgreSQL, MySQL, or MongoDB. Familiarity ...

Director, Application Development Manager

Location
Greater London, England, United Kingdom
Kafka, IBM MQ). Proven experience implementing AI/ML solutions (using Python or other frameworks) to solve business problems. Full‐stack development experience (RESTful APIs, front‐end frameworks such as Angular). Experience with Cloud and Containerization technologies. CI/CD pipelines, DevOps practices, and automated testing frameworks. Domain ...

SDET Engineer

Location
Greater London, England, United Kingdom
improve automation standards. Key Responsibilities Design, implement, and maintain API and UI automation frameworks using Python or Java/TypeScript. Test and validate RESTful APIs and backend microservices for correctness, reliability, and performance. Build and maintain automated regression suites, including consumer‐driven contract tests (e.g., Pact). Automate validation ...

Senior Software Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
craft and ownership are valued, this is a great opportunity. Key Responsibilities 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 ...

Lead Java Developer (London)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
processes. Essential Experience We are particularly interested in candidates with strong experience in: Java, with substantial commercial development experience. Spring Boot and development of RESTful APIs and backend services. Designing and developing microservices and event-driven solutions. Kubernetes and containerised application environments. AWS cloud services and cloud-native application development. ...

Lead Java Developer (London)

Location
Greater London, England, United Kingdom
processes. Essential Experience We are particularly interested in candidates with strong experience in: Java, with substantial commercial development experience. Spring Boot and development of RESTful APIs and backend services. Designing and developing microservices and event-driven solutions. Kubernetes and containerised application environments. AWS cloud services and cloud-native application development. ...

Software Engineer London HQ

Location
Greater London, England, United Kingdom
tools and practices, such as Git, CI/CD pipelines, automated testing frameworks (e.g., Jest, Mocha), and containerisation technologies (e.g., Docker). Knowledge of RESTful API design and development, and familiarity with web services architecture. Ability to write efficient, secure, well-documented, and clean JavaScript code. Familiarity with database technologies ...

Java Software Engineer

Location
Greater London, England, United Kingdom
frameworks, working closely with product, trading, and engineering teams. The Role Designing and developing backend services using Java and Spring Boot Building and maintaining RESTful APIs and event-driven services Writing clean, testable, and well-documented code Collaborating with stakeholders to deliver new features and system improvements Supporting and enhancing ...

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 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

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

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 ...

Blockchain / DLT Developer

Location
Greater London, England, United Kingdom
such as Web3.js, Ethers.js, or equivalent SDKs for Hedera and Algorand. Proficiency in one or more backend languages (e.g. Node.js, Python, Go, Java) and RESTful/event‐driven API design. Familiarity with blockchain development toolchains including Hardhat, Truffle, Foundry, or equivalent. Experience with version control (Git) and collaborative development workflows. ...

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 (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 ...

Full Stack Technical Lead

Location
Greater London, England, United Kingdom
Full Stack Engineer, with proven architectural responsibility. Deep understanding of modern front‐end frameworks, including React; Backend development in Java (Spring Boot preferred); RESTful APIs and event‐driven/microservices architecture; Relational and analytical databases (e.g. PostgreSQL, ClickHouse or similar). Experience with CI/CD pipelines; Containerisation (Docker, Kubernetes ...

Experienced Product Engineer - Full Stack

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
required) Python backend (basic experience and willingness to learn required) Key Responsibilities 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 ...

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 ...

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 ...