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£60k - £150k per annum
...Crypto Developer Small Trading Firm £60,000-150,000 total comp United Kingdom – remote (Must be legally able to work in the UK and... ...). This is an environment like Google in the 2000’s or a startup where tech is number 1. The firm is known globally for its attitudes...SuggestedRemote- £49k - £66k per annumEstimated...academic or industrial settings. You will play a central role in developing and implementing advanced mathematical models that power the... ...the best in the industry. ToffeeX has recently been named in the Startups.co.uk ( 100 Index 2025! If you think this role is for you,...SuggestedFull-timeVisa sponsorshipOn-siteWork from home
- £78k - £102k 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...SuggestedFull-timeOn-siteShift work
£80k - £120k per annum
...Friday, you have shipped something that helps inventors protect world-changing ideas. That is the pace and energy here. This is a startup with serious momentum. In just a few months, it has gone from zero to seven-figure revenue; its products are already helping an industry...SuggestedPermanentOn-siteImmediate startMonday to Friday£100k - £130k per annum
...direct hand in shaping a company that’s scaling at breathtaking speed, keep reading. This is your chance to join an early stage AI startup that’s redefining how innovation is discovered, protected, and accelerated. The team is building systems that detect infringement,...SuggestedPermanentOn-siteImmediate start£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...SuggestedPermanentOn-site£90k - £120k per annum
...supercharged by AI. Scary, efficient, right? That’s exactly what this AI startup is doing and they’ve already made impressive headway. They’... ...who genuinely care about clean code, open source, and making developer experience better. Most importantly, there are no ego's, no red...SuggestedPermanentHybrid workingOn-siteFlexible hours£100k per annum
...Software Engineer - Up to £160,000 - London Title : Software Engineer Company : AI Startup Location : London Pay : Up to £160,000 Additional: Very strong stock options Company A recently funded AI start up, spun out from an elite academic institution...Suggested- ...We are Harper, a fast-growing Series A startup at the intersection of eCommerce and Fintech. Our mission is to keep personal service... ...partners. You’ll work closely with our CTO and product team to develop new features, improve system performance, and solve complex...SuggestedHybrid working
£60k - £80k per annum
...architecting a serverless backend for a global household name, the next you’re prototyping a sleek, interactive frontend for a disruptive startup. Tech-Forward Autonomy: While we lean heavily into the React and Node.js ecosystem, we believe in using the best tool for the job...SuggestedPermanent- £65k - £84k per annumEstimated...generate ideas and options and know how to decide which things can ship now and what things need time Focus. We’re a high-growth startup with a busy, remote team. You know how and when to engage or be heads down Collaboration. You know how to inspire, play, and negotiate...SuggestedRemote job
- £63k - £84k per annumEstimated...generate ideas and options and know how to decide which things can ship now and what things need time Focus. We're a high-growth startup with a busy, remote team. You know how and when to engage or be heads down Collaboration. You know how to inspire, play, and negotiate...SuggestedRemote
£50k - £65k per annum
...the technical challenges faced. You’ll work alongside experienced developers, enhancing your skills across both front-end and back-end... ...this are rare. A chance to be in the founding team of a VC funded startup with a three year runway who will change the industry. Room for...SuggestedPermanentRemote£220k per annum
...multiple asset classes and time horizons from seconds to years. The organisation combines the agility and entrepreneurial spirit of a startup with the stability and resources of an established firm, creating an environment where ambitious individuals can thrive. They are...SuggestedPermanent£75k - £85k per annum
...systems Ability to think critically about performance, trade-offs, and long-term maintainability Comfortable working in high-growth, startup environments Excellent problem-solving skills and a curious, pragmatic mindset Exposure to eCommerce, payments, or marketplace...SuggestedLong-term contractFull-timeHybrid workingFlexible hoursEdison Hill Search
Kentish Town, Greater Londona month ago- £64k - £83k per annumEstimated...backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies What You’ll Do Lead the design, architecture, and...Remote jobLong-term contractOn-site
£100k - £120k per annum
...This is not for everyone. Not everyone thrives in a startup environment where everyday is different. You might wake up with a plan of what your day looks like but accept that none of that may happen. You’re flexible, solution oriented and customer focused. You do what needs...PermanentOn-siteFlexible hours£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- £69k - £90k per annumEstimated...Research, Software Engineering and Trading. The team combines a startup mindset with extensive experience in proprietary Trading, Technology... ...across redundant data pathways. Price Aggregation Engine : Develop a high-performance aggregation engine in Rust to generate a...On-siteWeekend work
- £136k - £180k 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
- ...credibility of a market leader with the high-octane speed of a startup. The DNA: We hire "Hold Nothing Back" individuals - passionate... ...record of providing solutions and engaging with technical (e.g developer and architect) customer personas ~ Excellent communication skills...Hybrid workingOn-site
£70k - £80k per annum
...Senior Java/React Full Stack Developer - Appvia - Security Clearance eligibility required. Location: London, UK (Hybrid - ~1-2 days per... ...Why join Appvia? We are a self-funded, London based startup; providing businesses with a fast and secure way to deploy containerised...Long-term contractPermanentFull-timeHybrid workingOn-siteFlexible hoursNight shift£100k per annum
...Role: Software Developer Client: Start up / Scale Up Compensation: £100,000 P/A + Comps Location: London (Hybrid / Flexible... ...real-world AI innovation? Join one of London’s most exciting AI startups, scaling fast and solving complex problems at the intersection of...PermanentHybrid workingFlexible hours£62.89k - £74.13k per annum
...platform with the features and functionality needed to enable users to develop bankable scenarios that support energy investment decisions.... ...coworkers are a requisite. While we are a rapidly growing tech startup, we are also a non-profit, so a high level of adaptability and...Long-term contractFull-timeHybrid workingOn-siteImmediate startProbationary period- £95k - £128k per annumEstimated...large global hedge fund. This is an environment of google or a startup where tech is number 1 the firm is known globally for its attitudes... ...making serious money doing something you are passionate about. Developers will work as part of the 5 man team on all aspects of the...Live-inOn-siteWeekend work
- £64k - £85k 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
- £56k - £73k per annumEstimated...backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies. Overview The responsibilities of our Platform team include...Remote jobOn-siteShift work
- £75k - £99k per annumEstimated...with the performance, stability, latency and agility a fast-moving startup influencing multi-$m transactions requires. The Data Platform... ...through terabytes of data daily Passionate about coaching developers, helping them improve their skills and grow their careers...Hybrid workingRemoteWork from homeFlexible hours
£200k per annum
...Quant Developer Crypto Trading £200k Plus Bonus Quant Capital is urgently looking for a Quant Developer to join our high profile... ...over 100 countries. This is an environment of google or a startup where tech is number 1 the firm is known globally for its attitudes...Long-term contractOn-site5 days/week- £91k - £123k per annumEstimated...billion in liquid capital. This is an environment of google or a startup where tech is number 1 the firm is known globally for its... ...new trading architecture for model execution · Be designing, developing, testing and deploying micro services into the cloud (AWS) ·...On-site
