Frontend Engineer II - React & TypeScript for Commerce

Commerce; United Kingdom; On-site; GBP 65,000 - 90,000; Full time

Job summary

Commerce is hiring a frontend software engineer to join the Payment integrations team, building high-quality UI features with React and TypeScript on the BigCommerce platform. You will tackle complex, long-lived codebases and collaborate with product, design, and other engineers to deliver reliable checkout experiences.

We value maintainable code, thoughtful reviews, and a culture of continuous improvement.

Qualifications

• At least 3 years of hands-on front-end development with React and TypeScript.
• Bachelor's degree in CS, EE, SW, CE, MIS, or equivalent experience.
• Maintainable, well-tested code; ability to simplify and refactor.
• Comfortable working in existing systems and building new ones.
• Clear communicator who can explain technical details to engineers and non-engineers.
• Ownership mindset with reliability and accountability.
• Mentoring others and contributing to team growth.
• Curious, proactive, and able to work independently or with a team.

Responsibilities

• Build high-quality front-end features using React and TypeScript, with a focus on clarity, performance, and maintainability
• Refactor legacy or complex areas of the codebase to improve readability, testability, and long-term health
• Identify and fix issues across the stack, ensuring solutions are robust and scalable
• Collaborate closely with product managers, designers, and other engineers to define requirements, refine stories, and deliver predictable outcomes
• Provide thoughtful code reviews, offer technical guidance to less experienced engineers, and contribute to a culture of continuous improvement
• Help shape the technical direction of the team through practical suggestions, hands-on implementation, and identifying opportunities to reduce friction or complexity
• Contribute to improving our front-end developer experience, including building tools, testing practices, and performance optimisations
• Ensure technical decisions support our goals of quality, performance, reliability, and security
• Work with and contribute to open source codebases, including evaluating, extending, and maintaining shared libraries and tools where appropriate

Skills

React

TypeScript

Frontend dev

Code quality

Mentoring

Education

Bachelor’s degree in CS/EE/SW/CE/MIS

Job description

Commerce is hiring a frontend software engineer to join the Payment integrations team, building high-quality UI features with React and TypeScript on the BigCommerce platform. You will tackle complex, long-lived codebases and collaborate with product, design, and other engineers to deliver reliable checkout experiences.

We value maintainable code, thoughtful reviews, and a culture of continuous improvement.