Senior Frontend Engineer

1 week ago


Greater London, United Kingdom Jack & JillExternal ATS Full time

This is a job that Jill is helping to recruit for on behalf of one of our customers. To apply, speak to Jack. Title: Senior Frontend Engineer (Competitive + Equity) at Fast-growing adtech platform Salary: Competitive + Equity Company Description: Fast-growing adtech platform Job Description: Architect and scale the frontend for a platform managing hundreds of thousands of ads monthly. This senior role involves designing features that directly impact top advertisers, collaborating with experienced founders, and shaping the frontend architecture. You'll implement robust state management, build production-grade testing frameworks, and ship end-to-end features for a profitable, fast-moving adtech startup. Location: London, UK Why this role is remarkable: Design and deliver features directly impacting top advertisers on a high-scale platform. Join a profitable, well-funded adtech startup backed by experienced founders. Shape frontend architecture, raise the bar for state management, testing, and performance. What you will do: Architect and scale the frontend for an app launching 450,000+ ads/month. Implement robust state management to handle complex, async, and data-heavy workflows. Build production-grade testing frameworks to support safe continuous deployment. The ideal candidate: 5+ years building production React/Next.js apps, with explicit Zustand expertise. Skilled at state management in large, complex, data-heavy applications. Believes testing is paramount and thrives in a fast-paced startup culture. How to Apply: To apply for this job speak to Jack, our AI recruiter. Step 1. Visit our website. Step 2. Click 'Speak with Jack'. Step 3. Login with your LinkedIn profile. Step 4. Talk to Jack for 20 minutes so he can understand your experience and ambitions. Step 5. If the hiring manager would like to meet you, Jack will make the introduction. #J-18808-Ljbffr



  • Greater London, United Kingdom Tangible Full time

    Tangible is a fast-growing tech-driven platform providing liquidity solutions to LPs and GPs in the private-markets secondaries space. By combining deep sector expertise with modern infrastructure we unlock liquidity across private equity private credit and real assets transforming the industry and enabling investors to move faster and smarter.OverviewWe are...


  • Greater London, United Kingdom Attest Full time

    Senior Frontend Engineer – Attest This range is provided by Attest. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range We can offer between £85-105K depending on experience. Opportunity We have an exciting opportunity for a Frontend Engineer to join Attest and help us build the future of...


  • Greater Portsmouth Area, United Kingdom Myn Full time £60,000 - £120,000 per year

    Senior Frontend EngineerLocation:UKType:ContractDuration:12 MonthsMyn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched contract and permanent positions.Our Recruitment Partners all have extensive industry experience, and work with a select group of...


  • Greater London, United Kingdom ? Summary Deducta Full time

    📝 Summary Deducta is looking for a Senior Frontend Engineer to join our fast-growing team in London. Our mission is to set the gold standard for trusted, high-quality enterprise data. You will be responsible for: Shipping excellent code, fast Influencing product direction by working with the design team to solve complex problems with simple technical...


  • Greater London, United Kingdom Attio Full time

    Senior Product Engineer [Frontend] – Attio Join to apply for the Senior Product Engineer [Frontend] role at Attio. Attio is on a mission to redefine CRM for the AI era. We’re building the first AI‑native CRM designed for the most ambitious go‑to‑market teams. We recently announced our $52M Series B, led by GV (Google Ventures), with support from...


  • Greater London, United Kingdom Startup Talents Full time

    Job Description Voici un poste à distance. A leading provider and Developer of DeFi infrastructure and software, building the next generation of on-chain finance and DeFi liquidity infrastructure on Solana, and offering a dual-protocol system designed to help safeguard traders from major market events for the safety and growth of crypto worldwide. Their...


  • London, United Kingdom Bright Purple Resourcing Full time

    Senior Frontend Engineer London (Hybrid) Bright Purple are delighted to partner with an innovative, sustainability-focused technology company that is transforming how major organisations understand and reduce their environmental impact. Due to continued growth and enterprise demand, theyre looking for a Senior Frontend Engineer to help shape the next...


  • Greater London, United Kingdom Dojo Full time

    Join to apply for the Senior Frontend Engineer role at Dojo. We’re reinventing payments. In less than four years, Dojo disrupted the market to become the largest and most loved acquirer in the UK. Our payments infrastructure, purpose‑built for in‑person commerce, is game changing. Now, over 150,000 customers across four countries choose to transact...


  • City Of London, United Kingdom Tourism Marketing Agency Full time

    The RoleSenior Frontend Engineer role at Tourism Marketing Agency. This position sits on the team interfacing with most of the products the company offers, building a new home for the products and enabling customers to discover and engage with them.What You Will DoTechnically design and develop new product features using modern frontend technologiesWrite...


  • Greater London, United Kingdom Pleo Full time

    At Pleo, we’re on a mission to revolutionise the way businesses manage company spending. No more outdated processes, clunky spreadsheets, or frustrating delays - we believe spend management should be seamless, empowering, and surprisingly effective for finance teams and employees alike. We’re creating tools that promote autonomy, foster trust, and let...