17 of 17 Permanent MERN Stack Jobs in London

a QA Analyst/Engineer who's passionate about quality and excited to get hands-on with a modern tech stack (MERN - MongoDB, Express, React, Node.js). You'll be right in the thick of our product development process, helping ensure everything we build is as solid as More ❯

features as we strive for continuous improvement and accountability for our work. You will predominantly work on our core tech stack, including our React Native app, our NextJS website and our NodeJS backend, but there will be opportunity to learn about other parts of our ecosystem such as how … have worked across both the backend and frontend You have worked predominantly within the JavaScript ecosystem and have experience of some of the below: NodeJS React TypeScript React Native Jest Additional bonus - experience in: NoSQL databases/MongoDB NextJS End to end testing Who you are Passionate: You care about … changing startup environment Lifelong Learner: Continuously seeking knowledge And, for your interest, this is our all-JavaScript tech stack: TypeScript for static typing React Native for iOS and Android apps NodeJS + Express API servers MongoDB our main database NextJS for our web frontend Terraform for our IAC We More ❯

ve grown to more than 4 million community members and our growth isn't slowing down! The Role We're looking for a Full-Stack Engineer to help us scale TryHackMe to support millions of aspiring security practitioners to learn about cyber security. Your role will involve everything from … to ensure code quality and alignment with TryHackMe technical standards. Writing high-quality, maintainable code using modern programming languages and frameworks (e.g., JavaScript, Typescript, NodeJS, React ). Developing and maintaining databases and data models, as well as creating and optimizing queries. Monitoring and analyzing system performance to identify and resolve … engineering within a startup or scale-up SaaS environment. Experience leading a Software Engineering Team. Relevant hands-on experience with the following technologies: Git, NodeJS , CSS, HTML, jQuery, Javascript, React, Typescript , Redux, MongoDB , AWS - (MERN stack). Strong understanding of software architecture and design principles. Experience with continuous More ❯

and target-driven culture and continuously invest in each individual. The Role Our Technology team is growing! We're looking for a Senior Full Stack Engineer to help rapidly grow our technology platform to deliver our ambitious business growth. In this role you will take ownership of both front … to other engineers, ensuring code quality through reviews and best practices. Design and implement responsive, user-friendly web interfaces using modern JavaScript frameworks (Next.js, React). Collaborate with UX/UI designers to turn designs into functional, intuitive interfaces. About You: Expertise in JavaScript frameworks like React, Vue.js, or Angular … with proficiency in HTML, CSS, and responsive design principles. Strong experience with Node.js, Express.js, and building RESTful APIs or microservices. Proficiency in working with both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB) databases. CI/CD & DevOps: Experience with integrating automated tests into CI/CD pipelines (e.g., Jenkins, CircleCI, GitLab More ❯

we strive for Have experience of Node development in a fast moving, agile environment Have excellent full stack development skills in JavaScript, TypeScript, React, and Node.js with a good understanding of how to write high performance, efficient code Have a strong ability to understand business requirements and turn this … code is robust and reliable. Knowledge of continuous integration Have excellent trouble shooting and problem-solving skills Have experience of document-based databases, specifically MongoDB Have experience of Amazon Web Services, including Lambda, SQS and SNS and knowledge of Serverless environments Have strong communication skills and the ability to express More ❯

energetic and target-driven culture and continuously invest in each individual. The Role Our Technology team is growing! We're looking for a Full Stack Technical Lead to help rapidly grow our technology platform to deliver our ambitious business growth. In this role you will take ownership of both … to other engineers, ensuring code quality through reviews and best practices. Design and implement responsive, user-friendly web interfaces using modern JavaScript frameworks (Next.js, React). Collaborate with UX/UI designers to turn designs into functional, intuitive interfaces. Optimise front-end performance, ensuring smooth, fast, and reliable user experiences … across devices. About You: Expertise in JavaScript frameworks like React, Vue.js, or Angular, with proficiency in HTML, CSS, and responsive design principles. Strong experience with Node.js, Express.js, and building RESTful APIs or microservices. Proficiency in working with both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB) databases. CI/CD & DevOps: Experience More ❯

Job Title: NodeJS Back-End Developer Job Type: Permanent Location: Fully remote/London £50k-£68k DOE Role Overview We are looking for a highly motivated Mid Level NodeJS Back-End Developer to join their growing award-winning team in the UK. In this role, you will be responsible for … Debug and troubleshoot back-end issues across development, staging, and production environments. Stay up-to-date with emerging technologies, frameworks, and best practices in Node.js development. Maintain proper documentation of code and processes. Collaborate with DevOps and cloud platforms (e.g., AWS, Azure, GCP) to deploy, monitor, and manage applications. Role … Strong communication skills and ability to work effectively in a team. Outstanding work ethic and commitment to delivering results. Desirable Skills & Experience Proficiency with Node.js and Express. Experience writing tests using Jest. Understanding of OpenAPI schema. Familiarity with DevOps concepts such as containerization and CI/CD. Experience with GitHub More ❯

Job Title: NodeJS Back-End Developer Job Type: Permanent Location: Fully remote/London £50k-£68k DOE Role Overview We are looking for a highly motivated Mid Level NodeJS Back-End Developer to join their growing award-winning team in the UK. In this role, you will be responsible for … Debug and troubleshoot back-end issues across development, staging, and production environments. Stay up-to-date with emerging technologies, frameworks, and best practices in Node.js development. Maintain proper documentation of code and processes. Collaborate with DevOps and cloud platforms (e.g., AWS, Azure, GCP) to deploy, monitor, and manage applications. Role … Strong communication skills and ability to work effectively in a team. Outstanding work ethic and commitment to delivering results. Desirable Skills & Experience Proficiency with Node.js and Express. Experience writing tests using Jest. Understanding of OpenAPI schema. Familiarity with DevOps concepts such as containerization and CI/CD. Experience with GitHub More ❯

Senior/Lead Developer (MERN) – Colchester (Hybrid Remote) - £48k JavaScript/Typescript | AI/ML Platform | Flexible Schedule | Mainly Remote | Progression Opportunity Ada Meher are partnered with a growing software consultancy in Colchester as they search for a Senior to Lead level JavaScript/Typescript Developer to join one … looking for a candidate who they can trust with scoping, project planning & delivery on a key project. This project will be built using modern React technology, such as Next.js, as well as component libraries on the frontend with a Node/Typescript backend and MongoDB/Postgres for databases. There … be commutable to Colchester. To Be Considered: Proven JavaScript/Typescript experience across the Full Stack Proven experience with relevant frameworks & libraries (preferably React, Next.js, Node) Experience with a component library (Material-UI, Tailwind, Chakra-UI or Similar) Knowledge of relational and non-relational databases Experience scoping/planning More ❯

Senior/Lead Developer (MERN) – Colchester (Hybrid Remote) - £48k JavaScript/Typescript | AI/ML Platform | Flexible Schedule | Mainly Remote | Progression Opportunity Ada Meher are partnered with a growing software consultancy in Colchester as they search for a Senior to Lead level JavaScript/Typescript Developer to join one … looking for a candidate who they can trust with scoping, project planning & delivery on a key project. This project will be built using modern React technology, such as Next.js, as well as component libraries on the frontend with a Node/Typescript backend and MongoDB/Postgres for databases. There … be commutable to Colchester. To Be Considered: Proven JavaScript/Typescript experience across the Full Stack Proven experience with relevant frameworks & libraries (preferably React, Next.js, Node) Experience with a component library (Material-UI, Tailwind, Chakra-UI or Similar) Knowledge of relational and non-relational databases Experience scoping/planning More ❯

Senior/Lead Developer (MERN) – Colchester (Hybrid Remote) - £48k JavaScript/Typescript | AI/ML Platform | Flexible Schedule | Mainly Remote | Progression Opportunity Ada Meher are partnered with a growing software consultancy in Colchester as they search for a Senior to Lead level JavaScript/Typescript Developer to join one … looking for a candidate who they can trust with scoping, project planning & delivery on a key project. This project will be built using modern React technology, such as Next.js, as well as component libraries on the frontend with a Node/Typescript backend and MongoDB/Postgres for databases. There … be commutable to Colchester. To Be Considered: Proven JavaScript/Typescript experience across the Full Stack Proven experience with relevant frameworks & libraries (preferably React, Next.js, Node) Experience with a component library (Material-UI, Tailwind, Chakra-UI or Similar) Knowledge of relational and non-relational databases Experience scoping/planning More ❯

Senior/Lead Developer (MERN) – Colchester (Hybrid Remote) - £48k JavaScript/Typescript | AI/ML Platform | Flexible Schedule | Mainly Remote | Progression Opportunity Ada Meher are partnered with a growing software consultancy in Colchester as they search for a Senior to Lead level JavaScript/Typescript Developer to join one … looking for a candidate who they can trust with scoping, project planning & delivery on a key project. This project will be built using modern React technology, such as Next.js, as well as component libraries on the frontend with a Node/Typescript backend and MongoDB/Postgres for databases. There … be commutable to Colchester. To Be Considered: Proven JavaScript/Typescript experience across the Full Stack Proven experience with relevant frameworks & libraries (preferably React, Next.js, Node) Experience with a component library (Material-UI, Tailwind, Chakra-UI or Similar) Knowledge of relational and non-relational databases Experience scoping/planning More ❯

Senior/Lead Developer (MERN) – Colchester (Hybrid Remote) - £48k JavaScript/Typescript | AI/ML Platform | Flexible Schedule | Mainly Remote | Progression Opportunity Ada Meher are partnered with a growing software consultancy in Colchester as they search for a Senior to Lead level JavaScript/Typescript Developer to join one … looking for a candidate who they can trust with scoping, project planning & delivery on a key project. This project will be built using modern React technology, such as Next.js, as well as component libraries on the frontend with a Node/Typescript backend and MongoDB/Postgres for databases. There … be commutable to Colchester. To Be Considered: Proven JavaScript/Typescript experience across the Full Stack Proven experience with relevant frameworks & libraries (preferably React, Next.js, Node) Experience with a component library (Material-UI, Tailwind, Chakra-UI or Similar) Knowledge of relational and non-relational databases Experience scoping/planning More ❯

Senior/Lead Developer (MERN) – Colchester (Hybrid Remote) - £48k JavaScript/Typescript | AI/ML Platform | Flexible Schedule | Mainly Remote | Progression Opportunity Ada Meher are partnered with a growing software consultancy in Colchester as they search for a Senior to Lead level JavaScript/Typescript Developer to join one … looking for a candidate who they can trust with scoping, project planning & delivery on a key project. This project will be built using modern React technology, such as Next.js, as well as component libraries on the frontend with a Node/Typescript backend and MongoDB/Postgres for databases. There … be commutable to Colchester. To Be Considered: Proven JavaScript/Typescript experience across the Full Stack Proven experience with relevant frameworks & libraries (preferably React, Next.js, Node) Experience with a component library (Material-UI, Tailwind, Chakra-UI or Similar) Knowledge of relational and non-relational databases Experience scoping/planning More ❯

Senior/Lead Developer (MERN) – Colchester (Hybrid Remote) - £48k JavaScript/Typescript | AI/ML Platform | Flexible Schedule | Mainly Remote | Progression Opportunity Ada Meher are partnered with a growing software consultancy in Colchester as they search for a Senior to Lead level JavaScript/Typescript Developer to join one … looking for a candidate who they can trust with scoping, project planning & delivery on a key project. This project will be built using modern React technology, such as Next.js, as well as component libraries on the frontend with a Node/Typescript backend and MongoDB/Postgres for databases. There … be commutable to Colchester. To Be Considered: Proven JavaScript/Typescript experience across the Full Stack Proven experience with relevant frameworks & libraries (preferably React, Next.js, Node) Experience with a component library (Material-UI, Tailwind, Chakra-UI or Similar) Knowledge of relational and non-relational databases Experience scoping/planning More ❯

Senior/Lead Developer (MERN) – Colchester (Hybrid Remote) - £48k JavaScript/Typescript | AI/ML Platform | Flexible Schedule | Mainly Remote | Progression Opportunity Ada Meher are partnered with a growing software consultancy in Colchester as they search for a Senior to Lead level JavaScript/Typescript Developer to join one … looking for a candidate who they can trust with scoping, project planning & delivery on a key project. This project will be built using modern React technology, such as Next.js, as well as component libraries on the frontend with a Node/Typescript backend and MongoDB/Postgres for databases. There … be commutable to Colchester. To Be Considered: Proven JavaScript/Typescript experience across the Full Stack Proven experience with relevant frameworks & libraries (preferably React, Next.js, Node) Experience with a component library (Material-UI, Tailwind, Chakra-UI or Similar) Knowledge of relational and non-relational databases Experience scoping/planning More ❯

creating powerful dapps and cryptocurrencies for startups and medium-level enterprises. Our in-house team of software engineers are experts in the MEAN and MERN technology stack and are up to date with all that is new and modern in the industry. We have worked with popular crypto … Binance Smart Chain. We pride ourselves on being the perfect solution to all your blockchain/cryptocurrency needs. Role Description: Backend pro efficient in Node.js or Golang Blockchain expert (Solidity, Rust) Good knowledge of cryptography Must have solid understanding of hashing and encryption algorithms Efficient knowledge of SNARKs, proofs generation … Multiple years of experience designing, developing, and implementing distributed systems with a focus on blockchain technologies Proficient in programming languages like Go, Python, and Node.js Strong understanding of blockchain architecture and consensus algorithms Experience in cloud platforms, like AWS and Azure Familiarity with smart contracts and Solidity programming is a More ❯