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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... 
    Suggested
    Remote

    Quant Capital

    London
    more than 2 months ago
  • £66k - £86k per annumEstimated
     ...will pick the best candidates from Jacks network. The next step is to speak to Jack. Senior Developer Company Description: Early-stage IoT and energy startup Job Description: We are seeking a seasoned developer to join our young startup as a core... 
    Suggested
    Full-time
    Remote

    Jack & Jill/External ATS

    London
    6 days ago
  • £63k - £84k 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,... 
    Suggested
    Full-time
    Visa sponsorship
    On-site
    Work from home

    ToffeeX

    London
    13 days ago
  • £80k - £100k per annum

     ...guiding principle in handling peak loads. If you're an enthusiastic Rust developer with an insatiable passion for innovation, and if you yearn for the extraordinary opportunities that lie within the startup realm, seize this chance. Embrace the potential for life-changing... 
    Suggested
    Remote job
    Permanent

    LinuxRecruit

    Remote
    more than 2 months ago
  •  ...recruitment solutions, serving fortune 100 companies globally. We have many global accolades to our credit – UK Enterprise Awards - HR Tech Startup of the year- Europe - 2022, UK IT Awards - Leading Talent & Digital Solutions of the Year 2022, Titan Awards- Entrepreneur of the... 
    Suggested
    Part-time
    Casual work
    City of London, Greater London
    6 days ago
  •  ...workforce. Whether it’s building a new department at a creative startup or building an enterprise solution for the world’s largest communications...  ...mistakes are treated as learning opportunities and one where developers own their code all the way through to production. Our team is... 
    Suggested
    Long-term contract
    Full-time
    Freelance
    On-site
    Remote
    Probationary period

    YunoJuno

    London
    more than 2 months ago
  • £22k - £28k per annumEstimated
     ...Unity Developer Intern  Location: Edinburgh (In-Person, Minimum 3 Days/Week) Start Date: Flexible | Duration: 3–6 months   Are...  ...will work closely with our Fullstack and Design teams in a dynamic startup environment, with exposure to the full development lifecycle—... 
    Suggested
    Full-time
    Part-time
    Relief staff
    Internship
    On-site
    Flexible hours
    3 days/week

    Humanitarian Operations

    Edinburgh
    more than 2 months ago
  • £63k - £83k per annumEstimated
     ...software company with team members spread across the globe. We help startups and scaling companies build products and grow their engineering...  ...they’ve ever experienced in a workplace. To be surrounded by developers who they can learn from. We are truly excited to be creating... 
    Suggested
    Full-time
    Freelance
    Remote

    Harris BPO

    Europe
    a month ago
  • €60k - €70k per annum

     ...Are you a talented and ambitious developer looking to make a significant impact in the AI space? We have an opportunity for you to join a dynamic and rapidly growing startup that is at the forefront of innovation in app development. The company formed in 2020, has already... 
    Suggested
    Permanent

    LinuxRecruit

    Spain
    more than 2 months ago
  • $141.35k - $175.73k per annum

     ...Manager. As the Senior Software Engineer, you will be responsible for developing and executing on the long-term engineering strategy in...  ...explore, experiment, and embrace technologies. We act sort of like a startup within the Wikimedia Foundation: we build quickly, deploy often,... 
    Suggested
    Long-term contract
    Full-time
    Remote

    CIMA Staffing

    Europe
    16 days ago
  • £70k per annum

     ...Full-time, permanent Modern Milkman isn’t just another delivery startup. We’re a Certified B Corporation designing the milk round for...  ...own critical migrations from .NET into Rust while simultaneously developing new features and integrations that expand the capabilities of... 
    Suggested
    Long-term contract
    Permanent
    Full-time
    Immediate start
    Remote
    Work from home
    Flexible hours
    Shift work

    Modern Milkman

    London
    17 days ago
  • £60k - £76k per annumEstimated
     ...Jack's network. The next step is to speak to Jack. Full Stack Engineer Company Description: Maze – AI-native cybersecurity startup backed by industry leaders Job Description: Join Maze as an early engineering member building at the intersection of generative... 
    Suggested

    Jack & Jill

    London
    14 days ago
  • £72k - £91k per annumEstimated
     ...Backend Engineer Company Description: fast-growing consumer tech startup Job Description: As a Backend Engineer, you will play a...  ...long-term engineering roadmap. What you will do: Design, develop, and maintain robust APIs and microservices using modern backend... 
    Suggested
    Long-term contract

    Jack & Jill

    London
    13 days ago
  • $35k - $50k per annum

     ...We’re the leading provider of automated legal solutions for startups in the UK, with offices in London, New York and Paris, and a team...  ...driven by customer success. We're seeking talented frontend developers to join one of our three scrum teams. You'll play a pivotal... 
    Suggested
    Freelance
    Hybrid working
    On-site
    Remote
    Work from home
    Flexible hours

    SeedLegals

    London
    more than 2 months ago
  • $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... 
    Suggested
    Remote job

    Jerry

    Georgia, Cornwall
    more than 2 months ago
  • $10 per hour

    &##128663; Why us? ~ Join a pre-IPO startup with capital, traction and runway ($240M funded | 60X revenue growth in 5 years | $2T+ market...  ...Team at Propelix , where you'll be at the forefront of developing a platform that empowers businesses to create, deploy, and optimize... 
    Remote job
    Full-time

    Jerry

    London
    more than 2 months ago
  • £95k - £115k per annum

    This is a job that Jill our AI Recruiter is recruiting for on behalf of one of our customers. She will pick the best candidates from Jacks network. The next step is to speak to Jack. Senior Software Engineer Salary: Equity Job Description You will help...
    Full-time

    Jack & Jill/External ATS

    London
    10 days ago
  • £43k - £58k per annumEstimated
     ...is transforming the way electronics are designed and built. From startups to worlds technology giants our digital platforms give more...  ...interfaces including Part Searching and Exploration. You will also develop web services implementing the business logic powering these features... 
    Full-time
    Hybrid working
    On-site
    Remote
    Work from home
    5 days/week
    Flexible hours

    Altium

    Cambridge, Cambridgeshire
    5 days ago
  • $140k - $200k per annum

     ...speak to Jack. 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... 
    Full-time

    Jack & Jill/External ATS

    London
    10 days ago
  • £68k - £89k per annumEstimated
     ...owning accounts and sales campaigns in the assigned territory. Develop territory plans participate in sales calls lead technical deep...  ...intersection of customer-facing roles and engineering in a dynamic startup on its journey to become an international leader in SaaS... 
    Full-time
    Hybrid working
    Flexible hours

    Parloa

    London
    8 days ago
  • £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... 
    Full-time

    Jack & Jill/External ATS

    London
    10 days ago
  • £81k - £108k per annumEstimated
     ...are considered for this role and help you find others if you ask. Software Engineer Company Description: Fast-growing AI startup Job Description: Join an early-stage AI startup building groundbreaking systems to redefine innovation discovery and protection... 
    Full-time
    Immediate start

    Jack & Jill/External ATS

    London
    a month ago
  • £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... 
    Full-time
    Remote

    Jack & Jill/External ATS

    London
    11 days ago
  • £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-time
    Remote

    Jack & Jill/External ATS

    London
    10 days ago
  • £53k - £70k per annumEstimated
     ...productivity. Contributing to our platform evolution and improving developer experience. Contributing to our engineering culture of...  ...recently Lottie was the acclaimed winner of LinkedIn and Top Startup awards. As of today Lottie offers three core products and services... 
    Full-time
    Hybrid working
    On-site
    Remote

    Lottie

    London
    5 days ago
  • £122.4k - £136k per annum

     ...team is responsible for two innovative products in the capital formation space; Echo and Sonar. We are a small team that operate as a startup within the larger org, and we’re committed to shipping impactful product at a fast pace. Echo, our marketplace for private... 
    Remote job
    Long-term contract
    Full-time

    Coinbase

    Remote
    a month ago
  • £57k - £77k per annumEstimated
     ..., we’ve: Cultivated a community of more than 650,000 active developers and builders Earned 145k+ GitHub stars, making us one of the...  ...Been ranked as one of Europe’s most promising privately held SaaS startups (4th in Sifted’s 2025 B2B SaaS Rising 100) Raised $240m to... 
    Long-term contract
    Permanent
    Full-time
    Temporary
    Hybrid working
    Visa sponsorship
    Remote

    Stonehill

    Remote
    a month ago
  • £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 job
    Permanent
    On-site
    Immediate start
    Remote
    11 days ago
  • £42k - £53k per annumEstimated
     ...Full-stack Engineer Company Description: Fast-growing EdTech startup Job Description: We are looking for a motivated Junior...  ...exceptional opportunity for a recent graduate or early-career developer to get stuck into a high-growth startup environment. You will work... 
    Full-time
    Immediate start
    Relocation

    Jack & Jill/External ATS

    London
    9 days ago
  • £70k - £91k per annumEstimated
     ...Engineer Company Description: Well-funded AI collaboration startup Job Description: You will build end-to-end features for...  ...founders from Oxford and MIT you will shape core architecture and develop agentic AI tools. This role offers a unique opportunity to join... 
    Full-time

    Jack & Jill/External ATS

    London
    4 days ago