The Role
Build end-to-end product features using Node.js and modern frontend frameworks, collaborate with Product and Design, maintain and optimize systems, write tests, and contribute to technical decisions and long-term architecture.
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 (Express or Nest.js)
- Experience with modern frontend frameworks such as Vue/Nuxt or React/Next.js
- Production experience with TypeScript and JavaScript
- Working familiarity with MongoDB
- Experience building cloud-native features using AWS (Lambda, S3, API Gateway)
- Some experience with deployment pipelines and CI/CD
- Comfortable writing tests with Jest and end-to-end tests with Cypress
- Understanding of system design and scalable, maintainable architectures
- Strong collaboration and communication skills (cross-functional teamwork)
- Product-minded approach and ability to own features end-to-end
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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.
