The Role
Build and ship scalable full-stack product features across the platform using modern JavaScript and TypeScript technologies. Collaborate with Product, Design, and engineering teams on technical decisions, maintain and optimize cloud systems, write automated tests, and own features from concept through production. The role emphasizes product thinking, clear communication, continuous learning, and contributing to a collaborative engineering culture.
Summary Generated by Built In
We are expanding our engineering team to boost our development capacity and take our product to the next level. As a Fullstack Product Engineer, you'll play a hands-on role in building high-quality features across our platform, contributing to technical decisions, and helping us deliver a product that's efficient, robust, and a delight for thousands of customers to use.
You'll work closely with Product, Design, and more senior engineers to understand problems deeply, translate them into well-crafted solutions, and grow your ability to shape how we build for long-term success.
Key Responsibilities 🗝️
Building powerful features 🚀 – Design and deliver high-impact solutions that are clean, scalable, and built to last, delighting thousands of customers.
Contributing to the big picture 🎯 – Collaborate with Product, Design, and the wider engineering team to understand what we're building and why, and bring thoughtful input to technical decisions.
Keeping things running smoothly 🛠️ – Help maintain, optimise, and secure our systems so they perform at their best, even at scale.
Problem-solving like a pro 🧠 – Tackle tricky technical challenges with support from the team, building your ability to turn complex problems into elegant, maintainable solutions.
Growing and sharing 🤝 – Learn from senior engineers around you, share what you know, and contribute to a team culture of continuous improvement.
Staying ahead of the game 📚 – Keep up with new tools, trends, and best practices, and bring fresh ideas to how we evolve our stack and processes.
Owning your work end-to-end 🎨 – Take responsibility for features from initial idea to production, making sure every detail delivers value to users.
Skills, Knowledge and Expertise 🚀
Hard skills ⚡
Full Stack Development 💻 – Solid working experience with Node.js (Express/Nest.js) and modern frontend frameworks like Vue/Nuxt or React/Next, building reliable experiences end-to-end.
TypeScript & JavaScript 📜 – Good hands-on experience delivering production applications using modern JS/TS practices, with a desire to deepen your expertise.
System Design 🏗️ – An understanding of how to build scalable, maintainable systems, and an eagerness to develop stronger architectural instincts over time.
Database & Cloud ☁️ – Working familiarity with MongoDB and AWS services (Lambda, S3, API Gateway), comfortable building and shipping cloud-native features.
DevOps & CI/CD 🚀 – Some experience with deployment pipelines and automated processes, with appetite to grow your infrastructure skills.
Testing & Quality Assurance 🧪 – Comfortable writing tests using tools like Jest and Cypress to ship with confidence.
Soft skills ✨
Highly Collaborative 🤝 – Works well in cross-functional teams alongside engineers, designers, and product, and actively contributes to a positive team dynamic.
Product-Minded 🚀 – Thinks beyond the code, staying curious about how features improve the user experience and serve broader business goals.
Clear Communicator 🗣️ – Can explain technical thinking clearly, ask good questions, and engage constructively with feedback.
Kind & Supportive ❤️ – Contributes to a respectful, inclusive team culture and brings a collaborative, humble attitude to their work.
What we offer 🍉
Zinc offers a chance to work on a product that brings a fresh perspective on data ownership in hiring
- 24 days holiday + Bank Holidays + your birthday off 🎉
- £1200 annual benefits allowance (ThanksBen, from month 2)
- Early finish Fridays (16:00)
- Yearly company retreat abroad ✈️
- 30 days to work from anywhere 🌍
- Enhanced Maternity, Paternity, and Adoption Leave (2 months full pay, then statutory)
- Statutory pension with NEST (3% employer, 5% employee)
- Zinc shares, issued through the EMI Scheme
- Unlimited access to MoreHappi coaching
- Company socials, quarterly team socials, free Monday lunches
- Nursery workplace benefit scheme (Yellownest)
- Option to lease an electric car through Electric Car Scheme
- Celebrated Zinc anniversaries 🥳
About
Who are Zinc? ⚡️We believe in better background checking: making them easy, instant and delightful - for candidates and HR teams across the world 🌎. Founded in 2017, we've grown year-on-year, reaching the Times Top 100 fastest growing businesses, the Deloitte EMEA fast 500 and winning the 2026 HSBC x WIRED Award in the Trailblazers Category.But we're not all work, our founders Luke and Charlotte are hot on being a culture first business. By this, we don't just mean an active calendar of company and team events (although these are great! 🍻 🥂🍕🎯) - our culture is defined by respect, fostering support for new ideas, promoting flexible work environments and operating with autonomy and low ego. 🔥💥❤️It's not just us who think they've done a stellar job - we've won awards for being a Top Place To Work in 2025 and 2026 from Tembo and SeedLegals 💚What are our values? 🧩🧩🧩Our values are: Pragmatism, Integrity, Empathy, Collaboration, Empowerment and Speed. We call them the PIECES that make Zinc (see what we did there 😂).How do we work? 🧑🏽💻👩🏼💻👨🏿💻We operate on a hybrid working model, with everyone coming to our Shoreditch Offices on Mondays and Thursdays, and working from home on the others. We believe this is a great balance between having space for deep work and in-person collaboration ⚡️⚡️⚡️
Skills Required
- Solid working experience with Node.js using Express or Nest.js
- Experience with modern frontend frameworks such as Vue/Nuxt or React/Next
- Hands-on experience delivering production applications with TypeScript and JavaScript
- Understanding of scalable and maintainable system design
- Working familiarity with MongoDB
- Working familiarity with AWS services including Lambda, S3, and API Gateway
- Some experience with deployment pipelines and automated processes
- Experience writing tests with tools such as Jest and Cypress
- Ability to collaborate effectively with engineers, designers, and product teams
- Product-minded approach and clear technical communication
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The Company
What We Do
Zinc builds automated reference and background checking tools designed to improve candidate experience and set new industry standards, offering automated pre-screening employment software for HR and recruiting teams to verify candidates' backgrounds and hire at scale.
