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- £55k - £75k per annumEstimated...a community of more than 650,000 active developers and builders Earned 145k+ GitHub stars... ...Europe’s most promising privately held SaaS startups (4th in Sifted’s 2025 B2B SaaS Rising 100... ..., primarily focused on building web applications or SaaS products. ~ Strong...SuggestedLong-term contractPermanentFull-timeTemporaryHybrid workingVisa sponsorshipRemote
- £85k - £115k per annumEstimated...great place for those looking for both impact and a fast-paced tech startup environment. Read more about the journey in Reid Hoffman’s... ...processes and norms. Taptap Send is a cross-platform mobile app developed with React Native and TypeScript, which talks to a backend...SuggestedRemote jobShift work
$10 per hour
&##128663; Why us? Jerry is a fast-growing, pre-IPO startup on a mission to revolutionize the $2T car ownership industry in the U.S. With... ...and architecture to ensure robust and scalable solutions Develop and optimize stream processing applications using Kafka and Flink...SuggestedRemote job- £68k - £87k per annumEstimated...Company Description: Fast-growing AI tech startup Job Description: As a Full Stack... ...pivotal role in architecting and scaling modern web applications. You will collaborate closely... ...from day one. What you will do: Develop and maintain responsive front-end...SuggestedFull-timeRemote
- £83k - £104k per annumEstimated...Jacks network. The next step is to speak to Jack. Senior Frontend Engineer Company Description: VC-backed AI security startup Job Description: As the first dedicated frontend engineer you will own the UI/UX for a systems-heavy AI security platform....SuggestedFull-time
$220k per annum
...Voici un poste à distance. A leading provider and Developer of DeFi infrastructure and software building the next generation of on-chain... ...- Excellent communication and collaboration skills in startup environments. Nice to have: - Experience with...SuggestedPermanentFull-timeHybrid workingOn-siteRemote€60k - €70k per annum
...Are you a talented and ambitious developer looking to make a significant impact in the AI space... ...you to join a dynamic and rapidly growing startup that is at the forefront of innovation in... ...encompass designing and developing mobile and web applications, creating high-quality code...SuggestedPermanent- £63k - £83k per annumEstimated...members spread across the globe. We help startups and scaling companies build products and... ...experienced in a workplace. To be surrounded by developers who they can learn from. We are truly... ...experience of developing and maintaining web-based applications using modern...SuggestedFull-timeFreelanceRemote
$35k - $50k per annum
...provider of automated legal solutions for startups in the UK, with offices in London, New... ...success. We're seeking talented frontend developers to join one of our three scrum teams. You... ...● Passion for building high-performance web applications (mobile and desktop) ●...SuggestedFreelanceHybrid workingOn-siteRemoteWork from homeFlexible hours$10 per hour
&##128663; Why us? ~ Join a pre-IPO startup with capital, traction and runway ($240M funded... ...Propelix , where you'll be at the forefront of developing a platform that empowers businesses to... ...with distributed systems or large-scale web applications ~ Startup experience at a high...SuggestedRemote jobFull-time- £136k - £180k per annumEstimated...Energy is a forward-thinking renewable energy startup on a mission to deliver a terawatt of... ...creating a fully integrated energy company: from developing solar, wind and hydrogen projects to real-... ...Build and maintain responsive, performant web applications using React, TypeScript, Next...SuggestedFull-timeOn-siteShift work
- £67k - £84k per annumEstimated...network. The next step is to speak to Jack. Founding Full-Stack Engineer Company Description: Fast-growing AI healthtech startup Job Description: As a founding engineer you will build the AI-powered operations layer for the veterinary industry. You will...SuggestedFull-timeRemote
- £43k - £58k per annumEstimated...transforming the way electronics are designed and built. From startups to worlds technology giants our digital platforms give more power... ...including Part Searching and Exploration. You will also develop web services implementing the business logic powering these features...SuggestedFull-timeHybrid workingOn-siteRemoteWork from home5 days/weekFlexible hours
- £56k - £76k per annumEstimated...Description: Orkestro - Last-mile delivery infrastructure startup Job Description: Join Orkestro to build the programmable... ...PostgreSQL databases and RabbitMQ messaging. Design and develop consumer-facing web applications using React to create a seamless experience...SuggestedFull-timeRemoteFlexible hours
- £72k - £91k per annumEstimated...candidates from Jacks network. The next step is to speak to Jack. Backend Engineer Company Description: Well-funded fintech startup Job Description: As a Backend Engineer you will play a pivotal role in building and scaling the core infrastructure of our...SuggestedFull-time
- £51k - £68k per annumEstimated...proactive engineer eager to make a significant impact in a dynamic startup environment. Location: Remote (UK) Why this role is... ...robust secure and scalable back-end services using PHP/Laravel. Develop and maintain high-performance REST APIs to power our platform...Full-timeRemote
- £74k - £102k per annumEstimated...Stack Founding Engineer Company Description: Early-stage AI startup Job Description: As the first engineering hire you will... ...prototype into a scalable production-grade product using modern web technologies. Architect and manage custom backend systems and...Full-timeOn-site
$140k - $200k per annum
...if you ask. Founding Frontend Engineer Salary: $140k$200k Equity Company Description: Fast-growing early-stage tech startup Job Description: Lead frontend development at an early-stage tech startup shaping the technical architecture and building user...Full-time£120k - £140k per annum
...A stealth startup, three visionary founders, and AI technology. Have you ever wondered what it would be like to cascade with founding... ...on track to become the next tech unicorn.... with an enterprise developer platform featuring interactive graphical interfaces, robust natural...PermanentOn-site- £69k - £92k per annumEstimated...brands in China, built by a team of China experts, technologists, and startup operators. We provide a plug-and-play solution that manages the... ...: ~5-8 years as a full-stack engineer building production web applications ~2+ years at early-stage startups (seed to Series...Flexible hours
- £58k - £73k per annumEstimated...the best candidates from Jacks network. The next step is to speak to Jack( Stack Engineer ( Equity) at fast-growing healthcare AI startup Fast-growing healthcare AI startup You will join an expert team of five building a cutting-edge agentic OS designed to redefine...Full-time
- £64k - £84k per annumEstimated...Backend Engineer Company Description: Well-funded green energy startup Job Description: You will architect the core digital... ...of renewable generation assets and customer demand patterns Develop robust messaging interfaces with third-party providers to ensure...Full-time
- £37k - £50k per annumEstimated...transforming the way electronics are designed and built. From startups to worlds technology giants our digital platforms give... ...A Day in the Life of our Backend Engineer ~ Design develop and maintain scalable web services using Go Python and related technology. ~...Full-timeHybrid workingOn-siteRemoteWork from home5 days/weekFlexible hours
- £35k - £45k per annumEstimated...scale-up program and named by Bloomberg as one of the UKs 25 Startups to Watch 2024. About the role As a core member of our... ...with UX designers product managers and fellow engineers to develop production-ready web applications which include sophisticated data visualisation...Full-timeRemoteFlexible hoursNight shift
- £77k - £97k per annumEstimated...customers. She will pick the best candidates from Jacks network. The next step is to speak to Jack( Engineer at a fast-growing fintech startup As a Backend Engineer you will join an agile team building high-performance systems for a modern financial platform. You will...Full-time
£50k - £80k per annum
...React, Typescript, Node. Fast-growing Climate Tech startup. Exciting projects, collaborative mission-driven team. We’re looking for a full-stack developer with React, Typescript skills to join one of the region’s most exciting Climate Tech companies. They’ve built...Remote jobPermanentOn-siteImmediate start- £76k - £101k per annumEstimated...find others if you ask. Founding Full Stack Engineer at cepter Company Description: cepter - Fast-growing AI infrastructure startup Job Description: Build the core infrastructure that powers Cepters platform. Youll architect data pipelines design...Full-time
- £61k - £84k per annumEstimated...pick the best candidates from Jacks network The next step is to speak to Jack. Senior Frontend Developer Company Description: Fast-growing AI startup Job Description: As a Senior Frontend Developer you will lead the creation of intuitive high-performance...Full-time
£70k - £90k per annum
...automate their revenue on Booking.com. Unlike most "early-stage" startups, we are already at £100k ARR, growing month-on-month and have... ...experience with Python. Data Scraper: You understand the nuances of web scraping, proxies, and browser automation (Playwright)....Full-timeNo agencyRemote- £67k - £89k per annumEstimated...Fuse Energy is a forward-thinking renewable energy startup on a mission to deliver a terawatt of renewable energy - fast. We're combining... ...more. We’re creating a fully integrated energy company: from developing solar, wind and hydrogen projects to real-time power trading and...Full-timeOn-siteShift work