Front-End Engineer

Smarkets runs one of the world’s most sophisticated prediction markets, handling over £29 billion in volume since 2010 and engaging 200,000+ traders globally. We’re a technology company that revolutionises betting - from sports to political markets, delivering the sharpest prices and the fairest odds. Our stack is designed for scale, reliability, and speed: Linux, Kafka, Postgres, Kubernetes, with Python 3, C++17, and React powering our platform.

As a Front‑End Engineer within our Engineering org, you will play a pivotal role in designing, developing, and maintaining the user‑facing applications and interfaces that power Smarkets' products. You will collaborate closely with engineering managers, technical leadership, product managers, and designers to deliver intuitive, high-performing web and mobile experiences aligned with the Smarkets product roadmap.

Responsibilities:

• Design, implement and maintain complex features and interfaces across web and mobile (iOS & Android), built with React, React Native and TypeScript.
• Work closely with Product, Design and other engineering teams to scope and lead business goal‑aligned projects.
• Translate designs and prototypes from Figma into polished, functional and pixel‑perfect interfaces.
• Implement monitoring and error tracking to ensure the stability and performance of our user‑facing applications.
• Help reinforce the standard for code quality, by writing tests and reviewing merge requests.
• Continuously improve engineering processes including CI/CD.
• Be the champion of the stack by demonstrating first‑hand how to implement functionality the right way.

Role Requirements:

• 4+ years of experience as a software engineer, with a strong focus on front‑end development.
• Strong proficiency in TypeScript and React.
• A track record of collaborating closely with Designers and Product Managers.
• Familiarity with DevOps tools and practices, including GitLab and Kubernetes.
• A solid understanding of distributed systems in a modern cloud environment.
• Experience profiling front‑end performance to identify and resolve bottlenecks.
• Familiarity with Figma and Design‑to‑Code workflows.
• Excellent written and spoken communication skills in English.
• The ability to collaborate effectively across cross‑functional teams.
• Proficiency with AI‑driven development tools to accelerate coding, debugging, and documentation.

Nice to have:

• Hands‑on experience with Next.js and React Native.
• Experience with state management tools such as Redux or React Query.
• Experience in the Sports Betting or Finance industries.
• Experience writing and maintaining end‑to‑end tests (Maestro, Playwright).
• A user‑centric mindset and a genuine interest in UX.

Our Values:

• Push to Win: We set ambitious goals and relentlessly pursue them, always striving for excellence.
• Make Others Better: We lift each other up, share knowledge, and celebrate team success over individual achievement.
• Give a Shit: We care deeply about our work, our users, and the impact we make.
• Be a Pro: We take ownership, act with integrity, and consistently deliver to a high standard.
• Bring the Energy: We bring positivity, curiosity, and enthusiasm to everything we do, inspiring those around us.

Culture Fit: These values define how we succeed as a team. If this isn't you, this may not be the right place. We hire people who thrive in a fast‑paced, collaborative, and ambitious environment.

Perks & Benefits:

• Competitive salary and benefits package.
• Stock Options: Vest over 4 years - your success is our success.
• Pension Scheme: Competitive plan via Aviva, with up to 6% matched contributions if you opt in.
• Health Insurance: Comprehensive coverage to keep you and your family healthy.
• Enhanced Parental Leave: Enhanced maternity and paternity leave to support you through life's most important moments.
• Stay Fuelled: Enjoy fresh, chef‑made breakfast and lunch every day, plus a constant supply of fruit, snacks, tea, coffee and soft drinks.
• Cycle‑to‑Work Scheme: Support for sustainable commuting and staying active.
• Learning & Development: £1,000 annual education budget for courses, conferences, books, or training.
• Holiday: 25 days paid leave + bank holidays, with the option to carry over 5 days.
• Flexible Working: Hybrid model with 3 days in the office and 2 days from home.
• Team Energy: Regular socials, hackathons, and events.

Diversity & Inclusion: We’re an equal opportunities employer and celebrate diversity in all its forms. If you need any adjustments during the recruitment process, please let us know — we’re happy to accommodate your needs.