22 of 22 GraphQL Jobs in the South East

Senior Java Engineer (AWS, REST, SOAP) - Hybrid - Sussex

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
engineering organisation. Key Responsibilities Design, develop, and maintain high-quality Java applications using Spring Boot. Build and optimise RESTful APIs and contribute to GraphQL service development. Develop cloud-native solutions using AWS services such as Lambda, API Gateway, DynamoDB, ECS, S3, and others. Contribute to microservices architecture, event-driven systems ...

Software Engineer

Hiring Organisation
Tec Partners
Location
Yarnton, Oxfordshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £65000/annum
patterns, and CI/CD Agile experience and strong communication skills Motivated problem solver with interest in applied science Desirable: React, TypeScript, Blazor, or GraphQL C++ or Python knowledge Docker and cloud deployment (Azure) Infrastructure as Code (Terraform) If you're interested in finding out the details, please reach ...

Senior Software Engineer

Hiring Organisation
Osborne Appointments
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Permanent
Salary
£70000/annum + Benefits
experience with MySQL, including optimisation and performance tuning Experience with modern JavaScript frameworks (React, Vue, Angular etc.) Strong understanding of API design (RESTful or GraphQL) Experience working with Linux environments Familiarity with Git, CI/CD pipelines, and agile methodologies A proactive, solutions-focused mindset with strong problem-solving ability ...

Senior Full Stack Software Engineer

Hiring Organisation
Octopus Energy Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
product and engineering team building the systems that power our ability to revolutionize the electric car leasing industry. Our tech stack is Python with GraphQL, React with , PostgreSQL and noSQL databases, running on AWS. What you'll do... Work within a dedicated cross-functional team on key products ...

Quantitative Developer Fixed Income Asset Manager (Contract)

Hiring Organisation
Alexander Ash Consulting Limited
Location
South East England, UK
Cursor, GitHub Copilot) with significant examples of delivery improvement AWS (S3, Lambda, EC2, Glue), Snowflake, Git, CI/CD, Datadog, MS SQL Server, REST, GraphQL, Airflow (as many as possible) Degree educated or higher in a relevant technical discipline from a leading university This is a £850-900/ ...

Software Engineer - Java /Back End

Hiring Organisation
Som3
Location
Basingstoke, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £65000/annum
principles. PostgreSQL data model - schema design, migration management (Flyway/Liquibase), indexing strategy, and query optimisation. Design, document, and maintain RESTful and/or GraphQL APIs, ensuring consistency, versioning, and thorough OpenAPI/Swagger documentation. Identify, catalogue, and systematically address technical debt in collaboration with the wider Your background ...

Kotlin Engineer

Hiring Organisation
Ncounter
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
/11) with a desire to transition • 7+ years working across JVM-based backend development • Strong experience with Spring Boot and building RESTful or GraphQL services • Solid understanding of relational databases such as PostgreSQL or MySQL • Experience working within BDD or TDD environments, alongside CI/CD tooling such ...

Technical Support Engineer - UX

Hiring Organisation
Proactive Appointments
Location
Surrey, England, United Kingdom
Employment Type
Contractor
Contract Rate
£200 - £215 per day
Experience with two or more of the following:Ability to read and debug Java and JavaScript (JavaScript coding is a plus) CSS, AJAX, ReactJS, GraphQL, AngularJS Mobile application development Experience using browser developer tools for troubleshooting Experience & Technical Skills Experience providing SaaS-based technical support Strong troubleshooting skills, including diagnosing ...

Senior Back End Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Strong background designing and building distributed systems and APIs Proven experience building or scaling payment, ledger, or transaction systems Experience working with Elixir and GraphQL (strongly preferred) Background in eCommerce or transaction-heavy, real-time platforms operating across regions Ability to evolve existing systems pragmatically in fast-moving environments Comfortable ...

Graph Database Specialist (Neo4j / PostGIS)

Hiring Organisation
Searchstone Ltd
Location
Maidstone, Kent, UK
ingestion pipelines Architect PostGIS spatial schemas and queries Lead migration from legacy systems into graph architecture Expose data via high-performance APIs (REST/GraphQL) Apply AI tools to accelerate development while maintaining data quality Requirements Strong Neo4j + Cypher experience (production optimisation) Solid PostGIS/spatial SQL expertise Experience ...

Graph Database Specialist (Neo4j / PostGIS)

Hiring Organisation
Searchstone Ltd
Location
Woking, Surrey, UK
ingestion pipelines Architect PostGIS spatial schemas and queries Lead migration from legacy systems into graph architecture Expose data via high-performance APIs (REST/GraphQL) Apply AI tools to accelerate development while maintaining data quality Requirements Strong Neo4j + Cypher experience (production optimisation) Solid PostGIS/spatial SQL expertise Experience ...

Graph Database Specialist (Neo4j / PostGIS)

Hiring Organisation
Searchstone Ltd
Location
Basingstoke, Hampshire, UK
ingestion pipelines Architect PostGIS spatial schemas and queries Lead migration from legacy systems into graph architecture Expose data via high-performance APIs (REST/GraphQL) Apply AI tools to accelerate development while maintaining data quality Requirements Strong Neo4j + Cypher experience (production optimisation) Solid PostGIS/spatial SQL expertise Experience ...

Graph Database Specialist (Neo4j / PostGIS)

Hiring Organisation
Searchstone Ltd
Location
Oxford, Oxfordshire, UK
ingestion pipelines Architect PostGIS spatial schemas and queries Lead migration from legacy systems into graph architecture Expose data via high-performance APIs (REST/GraphQL) Apply AI tools to accelerate development while maintaining data quality Requirements Strong Neo4j + Cypher experience (production optimisation) Solid PostGIS/spatial SQL expertise Experience ...

Graph Database Specialist (Neo4j / PostGIS)

Hiring Organisation
Searchstone Ltd
Location
Slough, Berkshire, UK
ingestion pipelines Architect PostGIS spatial schemas and queries Lead migration from legacy systems into graph architecture Expose data via high-performance APIs (REST/GraphQL) Apply AI tools to accelerate development while maintaining data quality Requirements Strong Neo4j + Cypher experience (production optimisation) Solid PostGIS/spatial SQL expertise Experience ...

Graph Database Specialist (Neo4j / PostGIS)

Hiring Organisation
Searchstone Ltd
Location
Brighton, East Sussex, UK
ingestion pipelines Architect PostGIS spatial schemas and queries Lead migration from legacy systems into graph architecture Expose data via high-performance APIs (REST/GraphQL) Apply AI tools to accelerate development while maintaining data quality Requirements Strong Neo4j + Cypher experience (production optimisation) Solid PostGIS/spatial SQL expertise Experience ...

Graph Database Specialist (Neo4j / PostGIS)

Hiring Organisation
Searchstone Ltd
Location
Crawley, West Sussex, UK
ingestion pipelines Architect PostGIS spatial schemas and queries Lead migration from legacy systems into graph architecture Expose data via high-performance APIs (REST/GraphQL) Apply AI tools to accelerate development while maintaining data quality Requirements Strong Neo4j + Cypher experience (production optimisation) Solid PostGIS/spatial SQL expertise Experience ...

Graph Database Specialist (Neo4j / PostGIS)

Hiring Organisation
Searchstone Ltd
Location
Milton Keynes, Buckinghamshire, UK
ingestion pipelines Architect PostGIS spatial schemas and queries Lead migration from legacy systems into graph architecture Expose data via high-performance APIs (REST/GraphQL) Apply AI tools to accelerate development while maintaining data quality Requirements Strong Neo4j + Cypher experience (production optimisation) Solid PostGIS/spatial SQL expertise Experience ...

Full Stack NextJS Developer

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £110,000 per annum
genuinely influence both the technical direction and engineering culture. Responsibilities: Building production-grade applications using Next.js, React & TypeScript Designing and developing APIs (REST/GraphQL) Working across the full stack – frontend, backend, and cloud Owning features end-to-end (design build deploy) Contributing to architecture and best practices Collaborating closely … Strong Next.js/React/TypeScript background Experience building scalable web applications Solid understanding of SSR, SSG & frontend performance API development experience (REST or GraphQL) Cloud exposure (AWS preferred) + Docker Strong fundamentals (HTTP, DNS, etc.) Experience Leading Software Engineering teams Bonus points for: Go or C# backend experience Microservices ...

Backend Engineer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Backend Engineer will have strong API and service development skills Experience working on transaction systems, payments, or eCommerce platforms is required Experience with GraphQL preferred Exposure to Elixir, Go, or similar backend technologies Ability to work effectively in ambiguous, fast-changing environments Code-Writing Contribution Owns and delivers production backend ...

Mobile Engineer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
interactions and purchasing flows Supporting localisation including language, currency, and regional UX Ensuring parity between mobile and web experiences Integrating with backend systems via GraphQL Optimising performance and reliability in real-time environments Key Responsibilities Develop and maintain mobile features across iOS and Android Collaborate with backend and frontend teams ...

Server-Side Java/AWS engineer

Hiring Organisation
Harvey Nash
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £80,000 per annum
Senior Java/AWS Engineer - Regulatory Reporting (Financial Services) London (Hybrid) | Permanent We're hiring a Server-Side Java/AWS Engineer to join a global investment management firm's regulatory reporting team. This is ...

React Engineer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Develop features across live and seller platform surfaces with a strong focus on usability, consistency, and scalability. * Integrate frontend applications with backend services via GraphQL, ensuring efficient and reliable data flow. * Collaborate closely with backend engineers, consultants, and product stakeholders to deliver high-quality end-to-end solutions. * Contribute … frontend development. * Strong expertise in React and modern JavaScript/TypeScript-based frameworks. * Experience with Next.js and Vite in production environments. * Strong knowledge of GraphQL and API integration patterns. * Experience building user experiences tied to transactions, pricing, or eCommerce workflows is highly desirable. * Ability to work across multiple systems ...