Write clean, maintainable, and efficient code. Implement responsive design principles to ensure applications work on various devices and screen sizes. Develop and integrate REST, GraphQL and RPC APIs. Conduct thorough testing of applications, including unit testing, integration testing, and end-to-end testing. Debug and resolve technical issues and bugs. More ❯
Cambourne, Cambridgeshire, United Kingdom Hybrid / WFH Options
Remotestar
Write clean, maintainable, and efficient code. Implement responsive design principles to ensure applications work on various devices and screen sizes. Develop and integrate REST, GraphQL and RPC APIs. Conduct thorough testing of applications, including unit testing, integration testing, and end-to-end testing. Debug and resolve technical issues and bugs. More ❯
Cambourne, England, United Kingdom Hybrid / WFH Options
Remotestar
Write clean, maintainable, and efficient code. Implement responsive design principles to ensure applications work on various devices and screen sizes. Develop and integrate REST, GraphQL and RPC APIs. Conduct thorough testing of applications, including unit testing, integration testing, and end-to-end testing. Debug and resolve technical issues and bugs. More ❯
Portsmouth, Hampshire, South East, United Kingdom Hybrid / WFH Options
Birchwell Associates Ltd
performance and security. Comfortable working in agile, fast-paced environments. Leadership experience with a passion for mentoring others. Nice to Have: Experience with WebSockets, GraphQL, or real-time data streaming. Understanding of microservices or serverless architecture. Exposure to data analytics platforms or AI/ML integrations. Familiarity with event-driven More ❯
Bristol, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
management using SQL (PostgreSQL, MySQL) and NoSQL. Experience with Linux, Virtualisation and cloud platforms such as AWS or Azure. Strong knowledge of RESTful APIs, GraphQL, and microservices architecture. Proficiency with DevOps tools and CI/CD pipelines (Docker, Kubernetes, Jenkins, Bitbucket Pipelines). Experience in data processing (Kafka, Redis streams More ❯
London, England, United Kingdom Hybrid / WFH Options
GSK
metrics/monitoring, ...) Proficiency in front-end technologies: JavaScript, Typescript, React.js, Angular.js or similar. API development using technologies and standards like REST/GraphQL/gRPC or similar. Experience in an open-source web framework preferably implemented in Python, Java, Scala, or similar. Experience with Authentication & Authorisation Mechanisms e.g More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Haystack
science degree or equivalent experience. Strong full-stack development skills, particularly in Node.js, TypeScript, and React. Comfortable building and consuming REST APIs; experience with GraphQL is a plus. Experience with both relational (e.g., PostgreSQL, MySQL) and NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. More ❯
science degree or equivalent experience. Strong full-stack development skills, particularly in Node.js, TypeScript, and React. Comfortable building and consuming REST APIs; experience with GraphQL is a plus. Experience with both relational (e.g., PostgreSQL, MySQL) and NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. More ❯
london, south east england, united kingdom Hybrid / WFH Options
Haystack
science degree or equivalent experience. Strong full-stack development skills, particularly in Node.js, TypeScript, and React. Comfortable building and consuming REST APIs; experience with GraphQL is a plus. Experience with both relational (e.g., PostgreSQL, MySQL) and NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Haystack
science degree or equivalent experience. Strong full-stack development skills, particularly in Node.js, TypeScript, and React. Comfortable building and consuming REST APIs; experience with GraphQL is a plus. Experience with both relational (e.g., PostgreSQL, MySQL) and NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Haystack
science degree or equivalent experience. Strong full-stack development skills, particularly in Node.js, TypeScript, and React. Comfortable building and consuming REST APIs; experience with GraphQL is a plus. Experience with both relational (e.g., PostgreSQL, MySQL) and NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. More ❯
London, England, United Kingdom Hybrid / WFH Options
Vodafone
Proficiency with modern development tools (git/GitHub, DevOps, monitoring). Front-end skills: JavaScript, Typescript, React.js, Angular.js, or similar. API development using REST, GraphQL, gRPC, or similar standards. Experience with open-source web frameworks in Python, Java, Scala, or similar. Knowledge of Authentication & Authorization mechanisms like OAuth2. Experience with More ❯
spoken. Proficiency with TypeScript, Next.js, Node.js and React Native. Experience deploying to Google Cloud, Vercel, or other cloud providers. Comfort working across REST, WebSockets, GraphQL, or gRPC APIs. Ability to architect and maintain scalable, secure systems with a clean codebase. Experience working with CI/CD pipelines, version control (Git More ❯
London, England, United Kingdom Hybrid / WFH Options
Jobs via eFinancialCareers
any risks, issues or control weaknesses that arise in your day-to-day. Willing to work across multiple technologies such as Typescript, React, Node, GraphQL, AWS, and Python. An understanding of pipelines (Github Actions and/or Terraform) and bundlers (Webpack and/or Module Federation). Develop server-side More ❯
London, England, United Kingdom Hybrid / WFH Options
Fitch Ratings
Numpy, Requests, Boto3) Experience creating automation frameworks using Selenium (Python) and tools to support test automation for web applications Experience working with Postman, SOAPUI, GraphQL or similar API testing tools Strong hands-on experience in APIs, webservices and Microservices. Experience with processes and deliverables in an Agile/SCRUM environment More ❯
Leeds, England, United Kingdom Hybrid / WFH Options
Human Cr
in coding, testing, and delivery Working in a truly Agile environment with high levels of trust and autonomy Tech stack includes: .NET 8, C#, GraphQL, Docker, Terraform, AWS PostgreSQL, DynamoDB, GitHub Actions, React What were looking for: Strong hands-on experience with .NET and AWS Experience with infrastructure-as-code More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
Human Cr
in coding, testing, and delivery Working in a truly Agile environment with high levels of trust and autonomy Tech stack includes: .NET 8, C#, GraphQL, Docker, Terraform, AWS PostgreSQL, DynamoDB, GitHub Actions, React What were looking for: Strong hands-on experience with .NET and AWS Experience with infrastructure-as-code More ❯
London, England, United Kingdom Hybrid / WFH Options
PIE Recruitment
detail, and great communication skills ● Comfortable working independently and cross-functionally in a fast-paced startup Nice to Have ● Experience building or working with GraphQL APIs ● Familiarity with React Native/Expo ● Exposure to NoSQL databases ● Understanding of git-flow (and how to survive it) Get in touch with Chloe More ❯
London, England, United Kingdom Hybrid / WFH Options
Odeko, Inc
best practices Who we are looking for: 10+ years’ experience developing scalable SaaS applications in fast-paced environments Deep expertise in Ruby on Rails, GraphQL, Kafka; familiarity with AWS, React and Typescript is a plus Proven experience leading large-scale engineering efforts spanning multiple quarters Strong grasp of microservice architecture More ❯
London, England, United Kingdom Hybrid / WFH Options
EDF (UK)
or equivalent Using Terraform or an equivalent infrastructure as code tool At least one server-side language, such as Python/Node.js RESTful and GraphQL APIs, including the integration of third-party APIs What You’ll Be Doing In addition to expanding your knowledge and building great applications, you’ll More ❯
Exeter, England, United Kingdom Hybrid / WFH Options
EDF (UK)
or equivalent Using Terraform or an equivalent infrastructure as code tool At least one server-side language, such as Python/Node.js RESTful and GraphQL APIs, including the integration of third-party APIs What You’ll Be Doing In addition to expanding your knowledge and building great applications, you’ll More ❯
Hove, England, United Kingdom Hybrid / WFH Options
EDF (UK)
or equivalent Using Terraform or an equivalent infrastructure as code tool At least one server-side language, such as Python/Node.js RESTful and GraphQL APIs, including the integration of third-party APIs What You’ll Be Doing In addition to expanding your knowledge and building great applications, you’ll More ❯
cross-functional teams, working closely with people of different specialisms within your team and across the business. AWS, Serverless, Terraform, C#, .NETCore, TypeScript, Node.js, GraphQL, React, Snowflake, Docker, Grafana GitHub for source control and continuous integration Developing solutions using Generative AI models Robust and performant cloud/serverless applications, with More ❯
London, England, United Kingdom Hybrid / WFH Options
Fitch Group, Inc., Fitch Ratings, Inc., Fitch Solutions Group
Numpy, Requests, Boto3) Experience creating automation frameworks using Selenium (Python) and tools to support test automation for web applications Experience working with Postman, SOAPUI, GraphQL or similar API testing tools Strong hands-on experience in APIs, webservices and Microservices. Experience with processes and deliverables in an Agile/SCRUM environment More ❯
London, England, United Kingdom Hybrid / WFH Options
Ocho
as humans first. Key Responsibilities • Design and implement scalable, event-driven backend services using Python and AWS Lambda • Build and refine APIs (REST and GraphQL) using AppSync, API Gateway, and EventBridge • Work with DynamoDB, Aurora Serverless, and S3 for cloud-native data solutions • Collaborate with frontend (Vue.js) and data platform More ❯