Staff Software Engineer

JR United Kingdom; United Kingdom; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading company in the UK is seeking a Staff Front-End Engineer with expertise in React and AWS. In this role, you'll shape the front-end architecture of a product used by thousands, delivering high-performance user experiences. You'll lead development efforts, mentor engineers, and collaborate with cross-functional teams to drive improvements in front-end performance and user experience. Join a supportive environment that values innovation and offers competitive salary and benefits.

Benefits

Flexible working options

Strong benefits package

Qualifications

• Strong experience with AWS and cloud-native environments.
• Proficient in front-end architecture design and performance optimisation.

Responsibilities

• Lead development of scalable, performant front-end applications using React.
• Define front-end engineering best practices and collaborate with teams.

Skills

Leadership

Communication

Performance Optimisation

Front-End Architecture Design

Tools

AWS

Jest

React Testing Library

Cypress

CI/CD

Job description

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Staff Front-End Engineer – React | AWS | Product Environment

Do you want to shape the front-end architecture of a product used by thousands? Are you passionate about delivering high-performance, elegant user experiences at scale?

My client is looking for a Staff Front-End Engineer with deep expertise in React to lead the development of their customer-facing applications. This role is ideal for someone who thrives in a product-led environment, enjoys solving complex UI challenges, and is comfortable influencing front-end architecture and engineering practices across multiple teams.

Key Responsibilities:

• Lead the development of scalable, performant, and accessible front-end applications using React.
• Define and uphold front-end engineering best practices, design patterns, and architectural principles.
• Collaborate closely with product managers, designers, and back-end engineers to deliver seamless, high-quality user experiences.
• Provide technical leadership across multiple teams, mentoring senior engineers and contributing to strategic decisions.
• Work with DevOps and platform teams to ensure efficient, secure, and maintainable deployment pipelines and infrastructure on AWS.
• Drive improvements in front-end performance, observability, and testing.

Essential Skills and Experience:

• Strong experience with AWS and deploying front-end applications in cloud-native environments (e.g., S3, CloudFront, Lambda@Edge, Amplify).
• A background in building and scaling product-focused applications, ideally in a fast-paced or SaaS environment.
• Proficient in front-end architecture design, performance optimisation, and state management.
• Experience with testing frameworks and tools such as Jest, React Testing Library, or Cypress.
• Strong communication and leadership skills, with a proven ability to mentor and influence at a staff level.
• Familiarity with design systems and component libraries (e.g., Storybook, Tailwind, Chakra).
• Understanding of back-end integration and REST/GraphQL APIs.
• Experience with CI/CD pipelines, monitoring tools, and web security best practices.

Why Join?

• Define the future of front-end architecture in a modern, fast-moving product organisation.
• Work with cutting-edge technologies in a supportive and collaborative environment.
• Influence product direction and user experience at scale.
• Competitive salary, flexible working options, and a strong benefits package.

If you have any further questions on the role, please feel free to reach out to Brendan McCrory directly.