City of London, London, United Kingdom Hybrid / WFH Options
83zero Ltd
developers, guiding them in best practices and delivering high-quality code. Design, develop, and maintain both front-end and back-end components using JavaScript, Node.js, and modern frameworks such as React, Angular, or Vue.js. Collaborate closely with architects and other developers to design robust and scalable architectures for new and More ❯
Employment Type: Permanent
Salary: £70000 - £80000/annum Perks, Healthcare Options and Bens
City of London, London, Farringdon, United Kingdom Hybrid / WFH Options
83zero Ltd
developers, guiding them in best practices and delivering high-quality code. Design, develop, and maintain both front-end and back-end components using JavaScript, Node.js, and modern frameworks such as React, Angular, or Vue.js. Collaborate closely with architects and other developers to design robust and scalable architectures for new and More ❯
Employment Type: Permanent
Salary: £60000 - £80000/annum benefits, perks, and healthcare opti
and protocols in the software engineering world. What we are looking for Must have: Experience: 5+ years of software development experience. JavaScript. Typescript and Node.js Expert: Deep expertise in these core technologies. AWS Knowledge: Deep experience with Amazon Web Services Continuous integration: Can demonstrate experience of working in a CI More ❯
Central London, London, United Kingdom Hybrid / WFH Options
DTG Global Ltd
Ideal Candidate Commercial experience as a Full Stack Engineer , ideally in a startup or scale-up environment. Strong backend experience (Golang preferred, but Python, Node.js, or similar also considered). Frontend experience with React (or similar modern framework). Good understanding of relational databases (PostgreSQL preferred). Comfortable working in More ❯
the software engineering world. What we are looking for Must have: Experience: Between 3 and 5 years of software development experience. JavaScript, Typescript and Node.js Proficiency: Strong expertise in these core technologies. AWS Knowledge: Practical experience with Amazon Web Services. Continuous integration: Can demonstrate experience of working in a CI More ❯
the software engineering world. What we are looking for Must have: Experience: Between 3 and 5 years of software development experience. JavaScript, Typescript and Node.js Proficiency: Strong expertise in these core technologies. AWS Knowledge: Practical experience with Amazon Web Services. Continuous integration: Can demonstrate experience of working in a CI More ❯
Skills Require JavaScript/TypeScript experience with related technologies such as HTML and CSS/SCSS, webpack Experience with both frontend framework; React, Angular, NodeJS and backend development, including API design Strong front-end security experience with browser features (CORS and Content Security Policy headers) Experience with technologies for network More ❯
City of London, Greater London, UK Hybrid / WFH Options
RP International
Skills Require JavaScript/TypeScript experience with related technologies such as HTML and CSS/SCSS, webpack Experience with both frontend framework; React, Angular, NodeJS and backend development, including API design Strong front-end security experience with browser features (CORS and Content Security Policy headers) Experience with technologies for network More ❯
london (west end), south east england, united kingdom Hybrid / WFH Options
RP International
Skills Require JavaScript/TypeScript experience with related technologies such as HTML and CSS/SCSS, webpack Experience with both frontend framework; React, Angular, NodeJS and backend development, including API design Strong front-end security experience with browser features (CORS and Content Security Policy headers) Experience with technologies for network More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
RP International
Skills Require JavaScript/TypeScript experience with related technologies such as HTML and CSS/SCSS, webpack Experience with both frontend framework; React, Angular, NodeJS and backend development, including API design Strong front-end security experience with browser features (CORS and Content Security Policy headers) Experience with technologies for network More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Plexus Resource Solutions Ltd
the latest blockchain technologies and best practices to continuously improve infrastructure. Required Skills & Experience Experience in the blockchain/Web3 space. Strong proficiency in Node.js and backend development. Proven experience leading engineering teams while balancing leadership and hands-on development. Deep understanding of blockchain protocols, staking mechanisms, and infrastructure challenges. More ❯
Central London, London, United Kingdom Hybrid / WFH Options
Client Server
Lead Back End Software Engineer/Developer (Node API JavaScript CFA) London/WFH to £120k Are you a lead technologist with strong financial services experience combined with Node.js backend development expertise? You could be progressing your career in a hands-on leadership role at a global cryptocurrency market data … other two days. About you: You have strong experience of designing and implementing scalable solutions to handle high throughput systems You have advanced backend Node.js and JavaScript/TypeScript coding skills You have strong messaging experience e.g. SQS, You have a strong understanding of financial market data systems and ideally … and self development opportunities working on cutting edge systems Apply now to find out more about this Lead Back End Software Engineer/Developer (Node API JavaScript CFA) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hays
Good knowledge of relational databases (SQL) and ORM technologies (eg JPA2, Hibernate). Experience in developing web applications using frameworks such as React, Angular, Node.js, or Spring MVC. Familiarity with the software design life cycle (SDLC) and test-driven development methodologies. Good communication skills, with the ability to convey complex … copy of your CV. Keywords: Biotech, Software, Engineer, Developer, Laboratory, Bioinformatics, Data, Analysis, SDLC, Python, Java, JavaScript, Powershell, SQL, ORM, JPA2, Hibernate, React, Angular, Node.js, Spring MVC, Web, Application, Development, Automation, Life, Sciences, Clinical, Trials, Research, Innovation, Technology, Pharmaceutical, Drug, Discovery More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Wilson Brown Limited
Software Engineer GreenTech | Backend | TypeScript | Node.js | Go | AWS | Authentication | London | Profitable Start-Up Software Engineers with strong backend experience working with Node.js & TypeScript are required by an expanding GreenTech start-up based in Central London. You will be joining an expanding, experienced engineering team working with TypeScript, Node.js, Go, and … per year (depending on experience) + Stock Options. As a Software Engineer you will have a strength in backend development, working with Node.js, TypeScript and an interest in working with Go. Experience with Node.js & TypeScript will be essential however Go is highly desirable. A large focus of your work will … be plenty of opportunity to take on additional responsibility. Software Engineer Requirements: 3+ years experience working as a Software Engineer Strong experience working with Node.js & TypeScript. Proven experience integrating with third-party APIs, including REST and GraphQL Solid knowledge of Authentication protocols Practical experience in data extraction and web scraping More ❯
Senior Backend Engineer (Contract) | NodeJS, Typescript, Docker, Terraform/AWS | Start-up - Social media, AI | £500pd Outside, 6-month contract | London, Remote Company: A Senior Backend Engineer who has experience working with Platform and is product focused, is needed to join an exciting early stage AI social media start-up … set to scale the US. This is a great opportunity to join a company with an incredible office and culture! Senior Backend Engineer (Contract) | NodeJS, Typescript, Docker, Terraform/AWS | Start-up - Social media, AI | £500pd Outside, 6-month contract | London, Remote You’ll build and scale the backend systems … features customers love. 5+ years commercial experience working commercially as an Backend Engineer. Experienced managing Infrastructure with Terraform and CI/CD pipelines TypeScript, NodeJS (express), Docker, Terraform AWS, Postgres B2C exposure ideally Excellent communicator (especially about how things work under the hood) Strong with Systems Design and Architecture design More ❯
City of London, Greater London, UK Hybrid / WFH Options
Owen Thomas | Pending B Corp™
Senior Backend Engineer (Contract) | NodeJS, Typescript, Docker, Terraform/AWS | Start-up - Social media, AI | £500pd Outside, 6-month contract | London, Remote Company: A Senior Backend Engineer who has experience working with Platform and is product focused, is needed to join an exciting early stage AI social media start-up … set to scale the US. This is a great opportunity to join a company with an incredible office and culture! Senior Backend Engineer (Contract) | NodeJS, Typescript, Docker, Terraform/AWS | Start-up - Social media, AI | £500pd Outside, 6-month contract | London, Remote You’ll build and scale the backend systems … features customers love. 5+ years commercial experience working commercially as an Backend Engineer. Experienced managing Infrastructure with Terraform and CI/CD pipelines TypeScript, NodeJS (express), Docker, Terraform AWS, Postgres B2C exposure ideally Excellent communicator (especially about how things work under the hood) Strong with Systems Design and Architecture design More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Owen Thomas | Pending B Corp™
Senior Backend Engineer (Contract) | NodeJS, Typescript, Docker, Terraform/AWS | Start-up - Social media, AI | £500pd Outside, 6-month contract | London, Remote Company: A Senior Backend Engineer who has experience working with Platform and is product focused, is needed to join an exciting early stage AI social media start-up … set to scale the US. This is a great opportunity to join a company with an incredible office and culture! Senior Backend Engineer (Contract) | NodeJS, Typescript, Docker, Terraform/AWS | Start-up - Social media, AI | £500pd Outside, 6-month contract | London, Remote You’ll build and scale the backend systems … features customers love. 5+ years commercial experience working commercially as an Backend Engineer. Experienced managing Infrastructure with Terraform and CI/CD pipelines TypeScript, NodeJS (express), Docker, Terraform AWS, Postgres B2C exposure ideally Excellent communicator (especially about how things work under the hood) Strong with Systems Design and Architecture design More ❯
london (west end), south east england, united kingdom Hybrid / WFH Options
Owen Thomas | Pending B Corp™
Senior Backend Engineer (Contract) | NodeJS, Typescript, Docker, Terraform/AWS | Start-up - Social media, AI | £500pd Outside, 6-month contract | London, Remote Company: A Senior Backend Engineer who has experience working with Platform and is product focused, is needed to join an exciting early stage AI social media start-up … set to scale the US. This is a great opportunity to join a company with an incredible office and culture! Senior Backend Engineer (Contract) | NodeJS, Typescript, Docker, Terraform/AWS | Start-up - Social media, AI | £500pd Outside, 6-month contract | London, Remote You’ll build and scale the backend systems … features customers love. 5+ years commercial experience working commercially as an Backend Engineer. Experienced managing Infrastructure with Terraform and CI/CD pipelines TypeScript, NodeJS (express), Docker, Terraform AWS, Postgres B2C exposure ideally Excellent communicator (especially about how things work under the hood) Strong with Systems Design and Architecture design More ❯
pipelines Collaborate closely with product, design, and engineering teams Contribute to technical strategy and mentor fellow engineers Key Requirements: Subject Matter Expert (SME) with Node.js, TypeScript, and React/Next.js Solid backend knowledge: APIs, caching, relational/non-relational databases A proactive, product-minded approach with a desire to move More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Maze
pipelines Collaborate closely with product, design, and engineering teams Contribute to technical strategy and mentor fellow engineers Key Requirements: Subject Matter Expert (SME) with Node.js, TypeScript, and React/Next.js Solid backend knowledge: APIs, caching, relational/non-relational databases A proactive, product-minded approach with a desire to move More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Maze
pipelines Collaborate closely with product, design, and engineering teams Contribute to technical strategy and mentor fellow engineers Key Requirements: Subject Matter Expert (SME) with Node.js, TypeScript, and React/Next.js Solid backend knowledge: APIs, caching, relational/non-relational databases A proactive, product-minded approach with a desire to move More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Maze
pipelines Collaborate closely with product, design, and engineering teams Contribute to technical strategy and mentor fellow engineers Key Requirements: Subject Matter Expert (SME) with Node.js, TypeScript, and React/Next.js Solid backend knowledge: APIs, caching, relational/non-relational databases A proactive, product-minded approach with a desire to move More ❯
london (west end), south east england, united kingdom Hybrid / WFH Options
Maze
pipelines Collaborate closely with product, design, and engineering teams Contribute to technical strategy and mentor fellow engineers Key Requirements: Subject Matter Expert (SME) with Node.js, TypeScript, and React/Next.js Solid backend knowledge: APIs, caching, relational/non-relational databases A proactive, product-minded approach with a desire to move More ❯
Integration Specialist Remote Key responsibilities Build, improve and maintain clusters of blockchain daemons/consensus nodes in a scalable and highly redundant way Develop Node/JS workers, in Bitfinex's microservices infrastructure, that interface with blockchain nodes API (REST/Websocket) interfaces Implement robust monitoring tools to control the … procedures and technical documentation Minimum Requirements Previous experience in interacting with blockchain nodes (ie. Bitcoin, Ethereum) Strong passion for Bitcoin and other cryptocurrencies Advanced Node/JavaScript skills Familiar with microservices architecture and REST APIs Ability to quickly learn new technologies Advanced understanding of security practices Nice to have Solidity More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Adecco
from a top-tier university (minimum 2:1 or international equivalent). * Technical Expertise: Strong full-stack development skills, particularly in JavaScript, APIs, SDKs, Node.js, and Python. Experience with other frameworks, languages, and cloud architecture is highly beneficial. * Consultative Approach: Exceptional client-facing skills, capable of communicating complex technical concepts … re excited by this opportunity, don't hesitate to apply via the link below. Keywords: Degree, Bachelors, Masters, Programming, Technology, Software, AI, ML, JavaScript, Node.js, Pre-Sales, Post-Sales Adecco operates as an Employment Agency and is an equal opportunities employer. All applications will be handled with strict confidentiality. More ❯