Senior Full-Stack Engineer: Build Scalable, Customer‑Focused Platform

Zinc; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A fast-growing HRTech startup is seeking a Senior Full Stack Engineer to shape the technical direction of their platform. You will build high-quality features, work with cross-functional teams to understand customer problems, and lead technical challenges. The ideal candidate has advanced skills in Node.js, TypeScript, and cloud services. They offer flexible work arrangements and competitive benefits, enhancing employee well-being and satisfaction.

Benefits

24 days holiday + Bank Holidays + birthday off

£1200 annual benefits allowance

Early finish Fridays

Yearly company retreat abroad

30 days to work from anywhere

Enhanced Maternity, Paternity, and Adoption Leave

Statutory pension with NEST

Zinc shares through EMI Scheme

Unlimited access to MoreHappi coaching

Company and team socials

Nursery workplace benefit scheme

Option to lease an electric car

Qualifications

• Advanced skills with Node.js and modern frontend frameworks like Vue or React.
• Deep expertise delivering production-grade applications using modern JS/TS best practices.
• Proven ability to create scalable, maintainable, and high-performance systems.

Responsibilities

• Design and deliver high-impact solutions that are clean, scalable, and built to last.
• Work with Product, Design, and customers to define what to build and how to build it.
• Maintain, optimise, and secure systems for best performance.

Skills

Full Stack Development

TypeScript & JavaScript Mastery

System Design & Architecture

Database & Cloud

DevOps & CI / CD

Testing & Quality Assurance

Highly Collaborative

Product-Minded

Clear Communicator

Kind & Supportive

Job description

A fast-growing HRTech startup is seeking a Senior Full Stack Engineer to shape the technical direction of their platform. You will build high-quality features, work with cross-functional teams to understand customer problems, and lead technical challenges. The ideal candidate has advanced skills in Node.js, TypeScript, and cloud services. They offer flexible work arrangements and competitive benefits, enhancing employee well-being and satisfaction.