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.
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 we are ⚡Zinc builds automated reference and background checking tools designed to improve candidate experience and set new industry standards. Founded in 2017 by a team with extensive HRTech experience, Zinc is an early-stage startup rapidly growing as it redefines efficiency, transparency, and fairness in background checks.📚Read more about our story here: https://zincwork.com/missionWe're a culture first company, by this we don't just mean an active calendar of both company and team organised events 🍔🍻🎯 (which we do have 🤩),Zinc's culture is defined by a respectful and autonomous approach to all employees, fostering support for new ideas, promoting a flexible work environment, and operating within a flat structure. While socials, lunches, and events enhance the experience, the core of Zinc's culture drives employees to embrace innovation, share successes, and feel motivated about the company's future.🪴We recently redefined our company values:🧩The pieces that make Zinc: Pragmatic, Integrity, Empathy, Collaborate, Empowered, Speed.
Similar Jobs
Artificial Intelligence • Machine Learning • Security • Software
Build and operate Watcher, a full-stack coding-agent security product. Develop backend APIs, ingestion and grading pipelines, agent hooks, CLI tooling, monitoring dashboards, enterprise integrations, and real-time blocking systems. Own features from customer discovery through production deployment, while ensuring reliability, scalability, tenant isolation, encryption, access controls, and flexible cloud, on-premises, and local deployments. Collaborate with customers and security teams to improve the product and productionize monitoring research.
Top Skills:
Access ControlsAlertingAPIsClaude CodeCloud InfrastructureCodexCursorDatabasesEncryptionInspectLlmLoggingMessage QueuesMetricsMonitoringObservabilityPythonSIEMStreaming PipelinesTracingTypescript
Artificial Intelligence • Real Estate • Software
Build end-to-end web features, automate operational workflows, create internal tools and integrations (Airbnb, Stripe, Twilio, OpenAI), deploy AI-powered capabilities, and scale a reliable platform while working closely with founders and operations.
Top Skills:
AWSFastapiGithub ActionsOpenai ApisPostgresPythonReactStripeSupabaseTwilioTypescript
HR Tech • Information Technology • Software
Lead design and delivery of scalable full-stack features, influence system architecture, maintain and optimize cloud systems, guide and mentor engineers, drive product-focused technical decisions, and ensure high quality through testing and CI/CD practices.
Top Skills:
Aws Api GatewayAws LambdaAws S3Ci/CdCypressExpressInfrastructure-As-CodeJavaScriptJestMongoDBNest.JsNext.JsNode.jsNuxtReactTypescriptVue
What you need to know about the London Tech Scene
London isn't just a hub for established businesses; it's also a nursery for innovation. Boasting one of the most recognized fintech ecosystems in Europe, attracting billions in investments each year, London's success has made it a go-to destination for startups looking to make their mark. Top U.K. companies like Hoptin, Moneybox and Marshmallow have already made the city their base — yet fintech is just the beginning. From healthtech to renewable energy to cybersecurity and beyond, the city's startups are breaking new ground across a range of industries.
