Senior Full Stack Engineer

Zinc; Greater London; Híbrido; GBP 90.000 - 130.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

EMI options for real ownership in the

£1200 annual benefits allowance

Birthday off

Apple laptop and latest tech

Annual retreat

Descripción de la vacante

Zinc is seeking a Senior Full Stack Engineer to drive architectural direction and deliver high-quality features for our platform. You will partner with Product, Design, and customers to translate problems into robust technical solutions and to shape the product's trajectory.

You will mentor teammates, keep systems secure and scalable, and continuously evolve the stack while delivering value to thousands of users in a hybrid London-based role.

Formación

• Senior Full Stack Engineer with end-to-end ownership and system design experience.
• Experience building scalable, cloud-native platforms for thousands of users.
• Strong collaboration with product, design, and customers to translate problems into technical solutions.
• Ability to lead technical decisions and mentor teammates.

Responsabilidades

• Build high-impact features and robust end-to-end experiences.
• Shape the architectural direction and maintain scalable systems.
• Keep infrastructure reliable, secure, and performant at scale.
• Lead complex technical challenges with elegant, maintainable solutions.
• Mentor and uplift other engineers, raising the technical bar.
• Stay current with tools, trends and best practices to evolve stack and processes.
• Own work from idea to production with clear value delivery to users.

Conocimientos

Full Stack Development

System Design & Architecture

Product-Minded

Clear Communicator

Collaborative

Problem-Solving

Maintaining quality

Technology leadership

Herramientas

Node.js (Express/Nest.js)

Vue/Nuxt

React/Next

MongoDB

AWS

Jest

Cypress

Descripción del empleo

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.

Skills, Knowledge and Expertise

• 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.
• System Design & Architecture – Proven ability to create scalable, maintainable, and high-performance systems that stand the test of time.
• Database & Cloud – Strong experience with MongoDB and AWS services (Lambda, S3, API Gateway) for robust, cloud-native solutions.
• DevOps & CI/CD – Skilled at creating and managing pipelines, automated deployments, and infrastructure-as-code to keep things shipping smoothly.
• Testing & Quality Assurance – Proficient with tools like Jest and Cypress to ensure quality, reliability, and confidence in every release.
• Highly Collaborative – Thrives in cross-functional teams, working closely with engineers, designers, and product to deliver exceptional results.
• Product-Minded – Always focused on customer impact, thinking beyond code to how features improve the user experience and meet business goals.
• Clear Communicator – Able to explain technical decisions simply, provide constructive feedback, and make complex ideas accessible to all stakeholders.
• Kind & Supportive – Builds a positive, respectful team culture, lifting others up and working with humility and empathy.

Company Benefits

• Hybrid working (2 days per week in London)
• EMI options for real ownership in the business
• £1200 annual benefits allowance
• Thanks Ben prepaid card — spend on what matters to you (wellbeing, learning, food, travel, and more)
• Early finish Fridays
• Apple laptop and the latest tech for your home setup
• 24 days holiday + your birthday off (+ bank holidays)
• Enhanced Maternity, Paternity & Adoption Leave
• Access to Spill - free coaching or therapy for work and personal goals
• Regular team socials
• Annual retreat (this year we’re heading to Italy)