Senior Full Stack Engineer

We are expanding our engineering team to boost our development capacity and take our product to the next level. As a Senior Full Stack Engineer, you’ll play a central role in shaping the technical direction of our platform, building high-quality features, influencing system architecture, and ensuring we deliver a product that’s efficient, robust, and a delight for thousands of customers to use.

You’ll work closely with Product, Design, and customers to deeply understand problems, translate them into elegant technical solutions, and help decide not only _what_ we build but _how_ we build it for long-term success.

Building powerful features 🚀 – Design and deliver high-impact solutions that are clean, scalable, and built to last, delighting thousands of customers.

Shaping the big picture 🎯 – Work with Product, Design, and customers to define _what_ we build and _how_ we build it for long-term success.

Keeping things running smoothly 🛠️ – Maintain, optimise, and secure our systems so they perform at their best, even at scale.

Problem-solving like a pro 🧠 – Lead the charge on tricky technical challenges, turning complex problems into elegant, maintainable solutions.

Mentoring and leading 🤝 – Support and guide other engineers, sharing knowledge and raising the technical bar for the team.

Staying ahead of the game 📚 – Keep up with new tools, trends, and best practices, helping us continuously evolve our stack and processes.

Owning your work end-to-end 🎨 – Take full responsibility from initial idea to production, making sure every detail delivers value to users.

**Hard skills ⚡

Full Stack Development 💻** – Advanced skills with Node.js (Express/Nest.js) and modern frontend frameworks like Vue/Nuxt or React/Next, building smooth, scalable experiences end-to-end.

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TypeScript & JavaScript Mastery 📜** – Deep, hands-on expertise delivering production-grade applications using modern JS/TS best practices.

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System Design & Architecture 🏗️** – Proven ability to create scalable, maintainable, and high-performance systems that stand the test of time.

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Database & Cloud ☁️** – Strong experience with MongoDB and AWS services (Lambda, S3, API Gateway) for robust, cloud-native solutions.

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DevOps & CI/CD 🚀** – Skilled at creating and managing pipelines, automated deployments, and infrastructure-as-code to keep things shipping smoothly.

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Testing & Quality Assurance 🧪** – Proficient with tools like Jest and Cypress to ensure quality, reliability, and confidence in every release.

Soft skills ✨

Highly Collaborative 🤝 – Thrives in cross-functional teams, working closely with engineers, designers, and product to deliver exceptional results.

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Product-Minded 🚀** – Always focused on customer impact, thinking beyond code to how features improve the user experience and meet business goals.

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Clear Communicator 🗣️** – Able to explain technical decisions simply, provide constructive feedback, and make complex ideas accessible to all stakeholders.

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Kind & Supportive ❤️** – Builds a positive, respectful team culture, lifting others up and working with humility and empathy.

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](https://www.thanksben.com/), 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](https://morehappi.com/employee/)
• 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 🥳