JavaScript Developers Requirements We are seeking JavaScript Developers with the following qualifications: Approximately 1 year of commercial experience Proficiency in Functional JavaScript Experience with Node.js Knowledge of React/Redux Familiarity with Express Candidates should have a keen eye for detail, experience with Test-Driven Development (TDD), and an understanding of good software design principles. Node.js Developer Position Blockchain Quant More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
senior, mid, junior). You'll have the scope to shape architecture and influence the company's broader technology direction. The role will involve: Leading backend development projects with Node.js Designing, developing, and maintaining scalable, efficient systems Overseeing code reviews, architecture discussions, and integration processes Collaborating with stakeholders to gather requirements and deliver solutions Coordinating with QA, Product, and Project … Office to ensure project delivery Mentoring and providing leadership to developers What you'll bring: Strong backend development experience with Node.js (5+ years) SQL experience; RabbitMQ/Kafka and MongoDB/NoSQL a plus Technical leadership or mentorship experience (line management beneficial but not essential) Background in small to medium-sized organisations preferred Ability to balance hands-on coding with More ❯
to the scaling up of Backend engineers in multiple squads. This will include conducting technical interviews to identify and onboard talented engineers. About your role as Staff Engineer, Backend (Nodejs) Design, build, and maintain features for domain applications Provide technical leadership and manage dependencies Conduct design and code reviews Support and help grow domain team members by helping them with … code to improve or extend applications Manage and provide assistance for current software applications Provide technical leadership and mentorship to others About your experience Solid backend engineering experience with Node.js and Go Strong foundation in programming fundamentals Excellent communication skills Proven problem-solving abilities and a willingness to help others achieve their goals Extensive experience with Git in a team More ❯
future. Currently looking for: Blockchain 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 stability of Bitfinex's blockchain … infrastructure Create good quality policies, 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, Rust or Golang skills are More ❯
Manchester, Lancashire, United Kingdom Hybrid / WFH Options
Bitfinex
future. Currently looking for: Blockchain 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 stability of Bitfinex's blockchain … Create good quality policies, 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, Rust or Golang skills are More ❯
company that's making a real impact in online education! This is a fantastic opportunity to work in a highly collaborative, flexible, and fast-paced environment, using React, TypeScript, Node.js, and MongoDB to build and enhance a platform that reaches millions. If you're looking to join a dynamic team where you can make a real difference and grow your … the company Skills and Experience Extensive experience with front-end technologies, including React and Redux, for building dynamic and scalable user interfaces. Strong expertise in back-end development using Node.js, ensuring efficient and high-performance applications. Proficient in working with non-relational databases, particularly MongoDB, for flexible and scalable data management. Proven experience in a product-led company, with a More ❯
Social network you want to login/join with: One of the UK's largest media distributors is looking for a Node Developer to be a key member of their development team. The team you'll be joining is quite small, making this a great opportunity to showcase your skills and make a significant impact at this Central-London-based … company. The ideal candidate will be able to: Create backend components for mobile applications using Node.js Learn and adapt to new technologies Be familiar with cloud platforms, preferably AWS The successful Node Developer will be rewarded with a salary of up to £80,000, along with benefits such as private pension, flexible working hours, and the option to work from More ❯
Node.JS Typescript on AWS Backend programmer required with a strong Computer Science academic background required to join a cloud services development team working on an industrial workflow and process management system that enables clients to monitor and proactively manage logistics. Skills Typescript expert with AWS NodeJS Computer Science Role You join an existing software team and bring Senior or Principal … level programming skills and leadership to the backend in Typescript, NodeJS and AWS. The ideal candidate will quickly progress into a senior technical leadership role managing software deliveries and resources. More ❯
Node.JS Typescript on AWS Backend programmer required with a strong Computer Science academic background required to join a cloud services development team working on an industrial workflow and process management system that enables clients to monitor and proactively manage logistics. Skills Typescript expert with AWS NodeJS Computer Science Role You join an existing software team and bring Senior or Principal … level programming skills and leadership to the backend in Typescript, NodeJS and AWS. The ideal candidate will quickly progress into a senior technical leadership role managing software deliveries and resources. More ❯
years in a technical leadership role. Strong experience building and deploying crypto wallets, DeFi protocols , and working with Web3 tech stacks (e.g., EVM, Solidity, ethers.js/web3.js) . Strong NodeJS and React Native mobile development experience with experience launching and maintaining successful applications. Good C++ development experience and understanding of OS, Cryptography and Networking primitives. Experience building Native addons in … NodeJS is great to have. Desirable to have experience in building peer-to-peer (P2P) applications or distributed systems and decentralized communication models. Solid grasp of software architecture principles, system design patterns , and API integrations. Excellent leadership, problem-solving, and communication skills. Experience working in a high-growth, fast-paced startup environment. Bachelor's or Master's degree in Computer More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Plexus Resource Solutions Ltd
a crucial role in integrating frontend elements with backend infrastructure, working closely with frontend engineers to define and develop smooth data exchange. Role: Support business applications and features within node.js and PHP Be in charge of curating prototypes and applications from scratch in an organized manner Be a source of communication with business users, translating requirements into proficient solutions Be … for developers and help to grow their skills Have a voice in recommending solutions that will benefit the company Challenge the status quo and push boundaries Requirements: Proficient in Node.js 2+ years experience in PHP Proficient in Mongo databases and PostgreSQL Confident with SQL Strong experience with GitHub benefits: Competitive salary International team ready to help you to push boundaries More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
senior, mid, junior). You'll have the scope to shape architecture and influence the company's broader technology direction. The role will involve: Leading backend development projects with Node.js Designing, developing, and maintaining scalable, efficient systems Overseeing code reviews, architecture discussions, and integration processes Collaborating with stakeholders to gather requirements and deliver solutions Coordinating with QA, Product, and Project … Office to ensure project delivery Mentoring and providing leadership to developers What you'll bring: Strong backend development experience with Node.js (5+ years) SQL experience; RabbitMQ/Kafka and MongoDB/NoSQL a plus Technical leadership or mentorship experience (line management beneficial but not essential) Background in small to medium-sized organisations preferred Ability to balance hands-on coding with More ❯
Employment Type: Full-Time
Salary: £90,000 - £100,000 per annum, Inc benefits
required, a Full Scope would be even better. • TS/SCI location Denver • General understanding of controlling and statusing equipment with experience in XML, JAVA, SNMP, noSQL databases, React, NodeJS, GEMS, Rest, SCPI. • Based on the roadmap experience with containers and helm charts for SW installation would be preferred. • Bonus points for RF knowledge or experience. • Same skills for the … air systems, including the B-2 Spirit stealth bomber and the E-2D Advanced Hawkeye Top Skills' Details: • Do you have exp with XML, Java, SNMP, noSQL Database, React, NodeJS, GEMS? • Do you have exp with Rest or SCPI - this is needed for controlling statusing of Hardware • Looking for any experience with containers and Helm charts - used for HW installation. More ❯
term solutions. Manage high-impact incidents to ensure minimal business disruption. Server & Application Support: Troubleshoot server issues across cloud (AWS), on-premise, and embedded environments. Support applications written in Node.js and manage FreeSwitch systems. Apply over-the-air firmware updates and monitor system performance. SIP, VoIP & Network Management: Maintain and troubleshoot SIP-based communication systems including VoIP and VoLTE. Configure … knowledge of Linux and Windows systems, and experience with FreeSwitch. Experience with AWS infrastructure and cloud services. Deep understanding of SIP, VoIP, VoLTE, STUN, and firewall bridging. Proficiency in Node.js application support and server diagnostics. Hands-on experience using tools for SIP analysis, such as Wireshark, SIP Traces, or packet analysers. Excellent problem-solving and communication skills. Bachelor's degree More ❯
term solutions. Manage high-impact incidents to ensure minimal business disruption. Server & Application Support: Troubleshoot server issues across cloud (AWS), on-premise, and embedded environments. Support applications written in Node.js and manage FreeSwitch systems. Apply over-the-air firmware updates and monitor system performance. SIP, VoIP & Network Management: Maintain and troubleshoot SIP-based communication systems including VoIP and VoLTE. Configure … knowledge of Linux and Windows systems, and experience with FreeSwitch. Experience with AWS infrastructure and cloud services. Deep understanding of SIP, VoIP, VoLTE, STUN, and firewall bridging. Proficiency in Node.js application support and server diagnostics. Hands-on experience using tools for SIP analysis, such as Wireshark, SIP Traces, or packet analysers. Excellent problem-solving and communication skills. Bachelor's degree More ❯
term solutions. Manage high-impact incidents to ensure minimal business disruption. Server & Application Support: Troubleshoot server issues across cloud (AWS), on-premise, and embedded environments. Support applications written in Node.js and manage FreeSwitch systems. Apply over-the-air firmware updates and monitor system performance. SIP, VoIP & Network Management: Maintain and troubleshoot SIP-based communication systems including VoIP and VoLTE. Configure … knowledge of Linux and Windows systems, and experience with FreeSwitch. Experience with AWS infrastructure and cloud services. Deep understanding of SIP, VoIP, VoLTE, STUN, and firewall bridging. Proficiency in Node.js application support and server diagnostics. Hands-on experience using tools for SIP analysis, such as Wireshark, SIP Traces, or packet analysers. Excellent problem-solving and communication skills. Bachelor’s degree More ❯
term solutions. Manage high-impact incidents to ensure minimal business disruption. Server & Application Support: Troubleshoot server issues across cloud (AWS), on-premise, and embedded environments. Support applications written in Node.js and manage FreeSwitch systems. Apply over-the-air firmware updates and monitor system performance. SIP, VoIP & Network Management: Maintain and troubleshoot SIP-based communication systems including VoIP and VoLTE. Configure … knowledge of Linux and Windows systems, and experience with FreeSwitch. Experience with AWS infrastructure and cloud services. Deep understanding of SIP, VoIP, VoLTE, STUN, and firewall bridging. Proficiency in Node.js application support and server diagnostics. Hands-on experience using tools for SIP analysis, such as Wireshark, SIP Traces, or packet analysers. Excellent problem-solving and communication skills. Bachelor’s degree More ❯
is peer-to-peer by default. We've started demonstrating what this future will look like with Keet, our P2P communications app. Holepunch is built on a battle-hardened, Node.js-based technology stack we've built called Hypercore, which provides the basic machinery for establishing peer-to-peer connections and replicating data in a fashion similar to BitTorrent. Currently looking … for: P2P Node.js Engineer (Remote) We're big fans of Node.js - Holepunch is built on it. During this next growth phase, we could use your help to expand and strengthen our core P2P networking and storage primitives. Our P2P technology covers a wide surface area, so if the parts of this following tech profile fits you, we'd love to … characteristics Experience with libuv and asynchronous I/O in C Contributions to open-source P2P projects or networking libraries Experience building reliable systems on unreliable networks Experience with Node.js native addons and bridging between JS and C More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
rendering pipelines for 3D, video, and infinite canvas environments Lead or support the export and compression of animations and visual assets Collaborate across a cross-functional team (Rust, C++, Node.js) What We're Looking For: Strong hands-on experience with Rust and graphics/rendering systems Proven experience in real-time rendering , game engines, or animation pipelines Background in video … 2D/3D graphics, or visualisation tools Bonus: Experience with WebAssembly , Node.js , C++ , or compression/export tooling Leadership or ownership experience is a strong plus More ❯
