Senior FullStack Engineer - TypeScript - Python

Experian; Greater London; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Hybrid work

Bonus plan

Pension & healthcare

25 days leave

Job summary

Experian is seeking a Fullstack Engineer to join a product-driven, TDD-first engineering team. You will design, test, and deploy features across frontend and backend, work with AI-assisted tooling, and help scale our verification platform in a hybrid London-based role.

You’ll collaborate with product, design, and engineering to shape architecture, run end-to-end features, and improve security and reliability of core services while enjoying a strong compensation package and pension/health

Qualifications

• Experience building full stack applications across frontend and backend.
• Strong testing discipline with TDD.
• Experience with CI/CD in agile teams.
• Ability to translate user needs into intuitive UI/UX.

Responsibilities

• Design, test, and deploy new features across stack.
• Collaborate with product and design to shape architecture.
• Build and deploy APIs for interconnected services.
• Improve front-end design and performance.
• Contribute to system security and reliability.

Skills

Full stack engineer

TDD

CI/CD

UX awareness

Tools

AWS

Terraform

Next.js

React

TypeScript

Python

Docker Compose

Job description

Role Overview

At Experian, we're redefining employment and income verification, and we need a Fullstack Engineer who thrives in a TDD-first, product-driven environment. Reporting into our Engineering Director you'll work across frontend and backend, pair-programming with a collaborative team to ship high-quality, impactful features.

Although no two days are the same, you will be expected to:

• Work with the Head of Engineering to meet clear milestones
• Communicate trade-offs to other areas of the business
• Collaborate with the whole development team to influence system architecture and feature design
• Design, test, and deploy new features
• Work with product and design to manage features end-to-end. You build it, you run it.
• Build and deploy APIs for interconnected services
• Help improve front-end design
• Use AI-assisted development tools to enhance frontend workflows.
• Enhance the availability of our main services
• Strengthen the security and reliability of our entire system

Our stack

• Infrastructure: AWS, Terraform
• Frontend: Vercel, NextJS, React / Redux, Testcafe (or similar, Cypress, Playwright)
• Backend: TypeScript, Vitest, TypeORM, Python, FastAPI, SQLAlchemy, pytest, Docker Compose

Experience and Skills

• Experience as a full stack engineer
• An end-to-end systems-mindset; we are building a product that should grow itself and require minimal intervention from our team
• Experience working in a close knit, collaborative, rapidly growing team
• The ability to work in a highly agile environment, using CI/CD practices
• A passion for creating products that are user-friendly and contribute to our product-led growth strategy
• A knack for identifying good UX
• Strong testing practices, especially Test Driven Development
• Nice to have: experience with Continuous Deployment, Feature flags, E2E testing, AWS SQS, and AWS Lambda

About Experian

Experian is a global data and technology company, powering opportunities for people and businesses around the world. We operate across a range of markets, from financial services to healthcare, automotive, agribusiness, insurance, and many more. Experian invests in people and new advanced technologies to unlock the power of data. We have an amazing team of 25,200 people in 32 countries.

Benefits include

• Hybrid-based role 40% office base
• Great compensation package and discretionary bonus plan
• Core benefits include pension, BUPA healthcare and more
• 25 days annual leave plus bank holidays

Our uniqueness is that we celebrate yours. Experian's people first, inclusive and purpose driven culture is multi award-winning; World's Best Workplaces™ 2025 (Fortune Global Top 25), Great Place To Work™ in 26 countries to name a few. Check out Experian Life on social or explore our Careers Site to understand why. Experian is also proud to be an Equal Opportunity and Aff? employer. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity.

This is a hybrid remote/in-office role.