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Form3

Senior Full-Stack Engineer

Remote

London, United kingdom

Senior

Full Time

27-11-2025

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Skills

Communication JavaScript Go TypeScript HTML CSS SQL NoSQL PostgreSQL GitHub CI/CD Docker Kubernetes Test Programming Databases Azure react Front-end Development Back-end Development AWS Software Development cloud platforms JavaScript/TypeScript Vue.js GCP Full-Stack Development CI/CD Pipelines Terraform Microservices GitHub Actions

Job Specifications

THE ROLE

This role is specifically to join the UI team, helping to grow and extend the capabilities of our operational tooling. As a Senior Full-Stack Engineer, you’ll play a key role in evolving our suite of operational tools adding powerful features that drives efficiency, unlocks new capabilities, and creates value for both our internal teams and our customers.

You’ll be hands-on with development in Vue.js for the frontend and Go for the backend, while collaborating with cross-functional teams, influencing technical strategy, and driving projects from concept to production. This role is an exciting opportunity to make a tangible impact on the evolution of our UI and operational toolset, collaborating closely with our experienced UI lead and supporting him with back-end development expertise, while contributing ideas and best practices within the scope of the UI team.

Add new features and capabilities to our Operational toolset
Build secure and scalable backend services to support our operational UI
Collaborate with the UI lead and crossfunctional teams
Share knowledge and support backend development within the team
Deliver high quality, tested, and reliable code

WE’RE LOOKING FOR

Essential

5+ years’ experience in full-stack development
Proficiency in front-end development with Vue.js or React
JavaScript/TypeScript
Proficiency in back-end development with Go
Strong backend experience with SQL and NoSQL databases
Familiarity with cloud platforms (AWS, GCP, or Azure)
Knowledge of CI/CD pipelines and containerisation (Docker, Kubernetes)
Excellent communication and collaboration skills
Understanding of security best practices in software development

Desirable

Exposure to event-driven and microservices architectures
Experience with integrating Single Sign-On (SSO) via open standards (e.g., SAML, OAuth, OpenID Connect)

TECH STACK

Frontend: Vue.js, JavaScript, HTML, CSS

Backend: Go, PostgreSQL

Cloud & Infrastructure: AWS, GCP, Azure, Kubernetes, Docker, Terraform

CI/CD: GitHub Actions

THE TEAM

You’ll be joining a distributed team of passionate engineers and product managers. Collaboration is central to how we work - we value knowledge-sharing, pair programming, and mentoring.

The UI team is a small, focused group responsible for all UI products within Form3 including Operational tooling, documentation and the Form3 website.

INTERVIEW PROCESS

Stage 1: Screening Call with Talent team

Stage 2: Take home technical test

Stage 3: Technical interview with Engineering team

We always aim to stick to the above process, however there may be occasions when an additional interview stage is needed for us to be sure we’re hiring the right fit!

HIRING LOCATIONS

We are able to accept applications from the following countries; Germany, Netherlands, Portugal, Spain, UK.

All new joiners start their first day in our office to collect the equipment needed to work remotely. We'll also arrange for some of your team to come in to say hi, ensuring you're supported and have a positive first few days with Form3!

ABOUT FORM3

Revolutionising the world of payments with our cutting-edge technology and innovative solutions. For more information about life at Form3 check out the following pages:

What we do | Life at Form3 | Benefits | Flexa-verified employer | Podcasts

About the Company

Form3 develop payment technology. We offer a fully managed, payment technology platform for Financial Institutions as-a-Service. Our vision is to be the worlds most trusted provider of payment technology. We design, build and run the technology that powers the future of payments. Historically, banking leaders believed that infrastructure technologies were an asset for their financial institution because they were managed locally and could be customised. Form3 is changing this model and offering payments infrastructure as ... Know more