Software Engineer (Frontend)

GSS UK Services Limited; Greater London; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A growing tech startup in the UK is seeking a frontend Software Engineer to join their Software Engineering team. You will work closely with senior engineers to build Next.js applications and establish best practices in frontend development. The ideal candidate has over 3 years of experience in React and strong communication skills. This role offers a hybrid working environment and generous benefits.

Benefits

30 days of holiday plus bank holidays

Generous pension scheme

Private medical insurance

Access to Udemy courses

Holistic wellbeing programs

Virtual GP

Qualifications

• 3+ years of professional frontend development experience.
• Experience building production-grade applications with React.
• Strong understanding of state management approaches.

Responsibilities

• Work closely with Senior Software Engineers to bootstrap Next.js/React applications.
• Establish and evolve a reusable component library/design system.
• Define and enforce frontend best practices and engineering standards.

Skills

React

Next.js

State management (Redux, Zustand, Recoil)

API integration

Communication skills

Tools

ESLint

Prettier

GitHub Actions CI/CD

Job description

About GSS

Hello. Welcome to GSS! We are a Network-Driven Managed Service transforming the global financial system with cutting-edge technology, including AI/Machine Learning and collaboration with top financial institutions. GSS will become the industry default for screening transactions for sanctions risk – through a consistent, standardised, and scalable model. Supported by regulators, trusted by the market. Join us in revolutionising the industry and making a real impact!

About the Role

This is an exciting opportunity to join our growing Software Engineering team as a frontend focussed Software Engineer.

What You’ll Do

Key responsibilities in this role will include (but not be limited to):

• Work closely with our Senior Software Engineers to bootstrap our first Next.js/React frontend applications from scratch, ensuring we meet our Software quality standards
• Establish and evolve a reusable component library/design system and documentation to scale consistency across squads
• Help define and enforce frontend best practices and engineering standards
• Partner with backend engineers and solution architects to shape API contracts, data models, and integration patterns that are reliable, performant, and maintainable
• Work closely with Product Owners to provide accurate estimates, communicate trade-offs and risks, and deliver iteratively with clear milestones
• Champion frontend developer experience and productivity: fast local workflows, tooling, templates, and onboarding documentation

Ideal Experience

• 3+ years professional frontend development of building production grade applications with React
• Next.js experience (App Router, Server Components, API Routes, middleware, SSR/SSG/ISR, data fetching)
• Strong understanding of state management approaches (Redux, Zustand, Recoil, or similar).
• Tooling and DevEx: ESLint & Prettier, Husky/lint-staged, GitHub Actions CI/CD, environment promotion, feature flags, and release automation
• Experience integrating APIs
• Strong communication and ownership skills

What You Get in Return

Impactful Work: Be part of a growing startup where your contributions make a real difference.

Generous Leave: Enjoy 30 days of holiday (plus bank holidays).

Comprehensive Benefits: Including a generous pension scheme, private medical insurance, and life assurance.

Wellbeing Perks: Access to EAP, YuLife, holistic wellbeing programs, and a Virtual GP for your health and happiness.

Flexibility: Hybrid working environment (we are open to remote working for some roles, please check with us at application) with a ‘work abroad’ policy for up to 4 weeks a year.

Learning: Access to Udemy, a learning platform with thousands of top-rated courses to develop both tech and business skills.

Ready to revolutionise finance and have fun doing it? Join GSS where we live by our values: Respect, Ownership, Synergy, Efficiency. Come join us and take your career to new heights!

Diversity statement

We are an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to, among other things, race, religion, gender, sexual orientation, gender identity, national origin, age or disability.