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 ❯
london, south east england, United Kingdom Hybrid / WFH Options
numi
team-first” mindset — you believe better things happen when we build together Tech We Use (and love): Node.js | TypeScript | React/React Native | Next.js GraphQL | AWS/Vercel | Serverless | Docker SQL | CI platforms | Microsoft + Azure tooling Bonus points if you’ve contributed to open-source projects! Why You’ll 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 ❯
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 ❯
will have at least 6 years full stack development experience with: JavaScript React or Angular Node.js HTML CSS Agile And nice to have: MongoDB GraphQL REST API's JSON Redis SQL Databases Typescript This is a great opportunity to join an established Team of 8 other Developers. If this sounds More ❯
london, south east england, United Kingdom Hybrid / WFH Options
numi
player who’s not afraid to ask questions or try new things Tech they use (and love): Node.js | TypeScript | React/React Native | Next.js GraphQL | AWS/Vercel | Serverless | Docker SQL | CI/CD | Microsoft + Azure stack Bonus if you’ve contributed to open source or have interesting side More ❯
london, south east england, United Kingdom Hybrid / WFH Options
IPS Group
of application development using the Microsoft stack (.NET and SQL Server). Proficient in modern software languages and tools, including C# .NET, React, JavaScript, GraphQL, REST, and SOAP. Understanding of scalable, serverless, and cloud-native architecture. Experience with frontend state management and modular component development. Comfortable managing software fixes, enhancements More ❯
like Bash, Python, or Go. Experience with configuration management tools such as Terraform or AWS CloudFormation. Familiarity with ELK stacks. Design : Figma APIs : REST, GraphQL Back-End : Node.js, Express.js CI/CD : CircleCI, GitHub Actions Testing : Cypress, Jest, Karma What You Can Expect from Our Recruitment Process: We'll start More ❯
South East London, London, United Kingdom Hybrid / WFH Options
La Fosse
solutions Strong skills in modern web development (React.js, Node.js, AWS, TypeScript) and a solid understanding of web architecture Proficiency in building and managing APIs (GraphQL & RESTful) and strong database fundamentals (MongoDB) In-depth knowledge of AWS services (e.g. Lambda, Aurora RDS, EC2, ECS, SQS) Familiarity with CI/CD, DevOps More ❯
Southwark, South East London, United Kingdom Hybrid / WFH Options
solutions Strong skills in modern web development (React.js, Node.js, AWS, TypeScript) and a solid understanding of web architecture Proficiency in building and managing APIs (GraphQL & RESTful) and strong database fundamentals (MongoDB) In-depth knowledge of AWS services (e.g. Lambda, Aurora RDS, EC2, ECS, SQS) Familiarity with CI/CD, DevOps More ❯
Experience with build pipelines, CI, Docker Proficiency in Git Strong HTML and CSS skills Excellent communication skills Knowledge of Sidekiq, RSwag/OpenAPI, Tailwind, GraphQL, React Hook Form, React Query, Terraform WHAT WE OFFER: Opportunity to work with various technologies Encouragement to suggest new ideas and experiments Deliver value quickly More ❯
Strong understanding of OOP, design patterns, REST APIs, software architecture, and coding best practices. Proficiency in VS Code, C#, .NET, ASP.NET, SQL. Experience with GraphQL and Azure cloud services (App Service, Functions, Managed SQL, Redis, Blob Storage). Experience with SQL Server, Atlas MongoDB, Elasticsearch, xUnit, Selenium, and web accessibility More ❯
platform. Participate in code reviews and architectural discussions, fostering a culture of continuous improvement. Requirements Experience building and consuming REST APIs, with experience in GraphQL being a plus. Strong knowledge of relational databases (PostgreSQL, MySQL), including optimization, scalability, and high-throughput design. Familiarity with containerization (Docker) and orchestration (Kubernetes). More ❯
experience . Solid knowledge of HTML5, CSS3 . React . React hook form or similar form handling libraries . Material UI . Node.js . GraphQL . AWS/Serverless or Azure ecosystem You do not need commercial experience in all the above technologies, if you have created some of your More ❯
london, south east england, United Kingdom Hybrid / WFH Options
iO Associates - UK/EU
Strong Javascript/Typescript experience Solid knowledge of HTML5, CSS3 React React hook form or similar form handling libraries Material UI Node.js or .NET GraphQL AWS/Serverless or Azure ecosystem You do not need commercial experience in all the above technologies, if you have created some of your own More ❯
impactful solutions that meet the needs of our customers and stakeholders alike. Our Tech Stack The backend of our Zable app is Kotlin, AWS, GraphQL and the frontend is React Native with TypeScript. Across the rest of Lendable we also use PHP 8, Symfony 6 & 7, Kotlin, AWS, MySQL, PostgreSQL More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Cititec Talent
and ability to collaborate across teams Ideally from a commodities trading or financial services background Nice to Have: Python programming AWS (S3, ECS, AppSync) GraphQL/REST APIs Kafka, Postgres, and familiarity with microservices architecture More ❯
Isleworth, London, United Kingdom Hybrid / WFH Options
Eteam Workforce Limited
very quickly pick up JavaScript/Typescript. It will be nice if you have experience working with Python, React, Lambda, DynamoDB, S3, AppSync/GraphQL, API Gateway, Step Functions etc Responsibility forreviewing and testing your own and teammates code Restless attitude and a drive to always make things better and More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Bounce Digital
Title: Software Engineer (Fullstack) Salary/Package: £70k-£85k + Equity Company Sector: Fintech (Sustainability) Tech: TypeScript, Node, React, Next, GraphQL Location: Central London (London Bridge/Bank) WFH/Hybrid: 2 days a week on site Bounce are partnering with a customer who we also placed x 3 software More ❯
london, south east england, United Kingdom Hybrid / WFH Options
TechNET IT Recruitment Ltd
collaborate effectively with frontend teams) Experience with headless CMS platforms such as Contentful, Sanity, Sitecore, or equivalent Understanding of RESTful APIs and/or GraphQL Proficient in Git and CI/CD workflows Previous experience working in Agile or Scrum environments Nice to Have : Familiarity with cloud platforms (Azure preferred More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Realm
with Go (or strong willingness to learn it quickly) Strong experience with Node.js Familiarity with authentication mechanisms. Experience connecting with external APIs (REST and GraphQL) Comfortable with data extraction/scraping tasks Understanding of serverless systems and cloud-first architectures Location: UK-based (In-office or hybrid, with minimum More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Intec Select
its internal tooling and real-time data platforms. You’ll be joining a cutting-edge Data Science function working across AI, ML, Databricks, Node.js, GraphQL, and more. This is a high-impact, hands-on role ideal for someone who thrives in fast-paced environments and enjoys working with diverse teams. More ❯
Mid to senior level engineers with experience in our tech stack: Typescript, React and Next.js for the front-end; Node.js serverless functions, DynamoDB and GraphQL for the backend; AWS and CDK for the platform; We use python for data science and process modelling. Diversity and Inclusion The energy and technology More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Travelex
web applications Demonstrated fluency with TypeScript, React and frameworks such as NextJS Familiarity with state management libraries (Zustand, Redux, MobX etc.) Experience working with GraphQL/REST APIs Knowledge of the web platform, including HTML, CSS and Browser APIs Experience with the testing pyramid and tools such as Vitest, Jest More ❯
Polygon (as well as quite a few others). Responsibilities Frontend - React, React Native, Typescript, Next.js, 3rd Party APIs & GraphQL. Backend - Node.JS, Typescript, Apollo GraphQL, AWS and Docker. We use AWS Serverless whenever possible. Our backend engineering team develops architectures that are scalable from day 1, with no single points More ❯