Lead Full Stack Developer

Description
Founded in 1981, our client is a leading global omnichannel retailer of sports fashion and outdoor brands, operating over 4,500 stores across 36 countries with a strong presence in the UK, Europe, North America, and Asia-Pacific.

Guided by a vision to connect globally, inspire locally, and empower individuals, the company engages a new generation of consumers through the universal culture of sport, music, and fashion, while continuously setting global standards for retail excellence.

Our team supports this international growth by designing, building, and evolving a custom eCommerce platform that underpins the client's core e-commerce and retail systems within a global omnichannel ecosystem.

Requirements
We are looking for a skilled Full Stack Developer who can take ownership of designing, building, and evolving scalable web applications. This role combines strong hands-on development with technical leadership, decision-making, and team mentorship across the full development lifecycle.

• Strong hands-on experience with ReactJS and for building modern, scalable web applications
• Solid backend experience with
• Advanced proficiency in TypeScript and modern JavaScript (ES6+)
• Experience designing and integrating GraphQL and REST APIs
• Practical knowledge of unit and integration testing (e.g., Jest)
• Ability to drive technical decisions, enforce best practices, and review code
• Advanced English, sufficient for daily communication with international stakeholders Nice-to-have
• Experience with serverless and event-driven architectures
• Familiarity with Agile / Scrum development processes
• Understanding of performance optimization and security best practices
• Exposure to Infrastructure as Code (Terraform or CloudFormation)
• Previous experience mentoring developers or acting in a technical leadership role Key Responsibilities
• Lead the design and development of complex, scalable, and high-performance applications.
• Define and enforce coding standards, best practices, and architectural guidelines.
• Collaborate with architects, product managers, and business stakeholders to design system solutions.
• Development & Technical Leadership:
• Build end-to-end features using (frontend) and (backend).
• Design and implement APIs using GraphQL and REST where appropriate.
• Ensure test coverage and reliability through unit/integration testing with Jest.Mentorship & Team Collaboration:
• Mentor and guide engineers, ensuring continuous technical growth within the team.
• Collaborate with cross-functional teams including UX/UI, QA, and DevOps.
• Lead technical discussions, proof of concepts, and design reviews.

Job responsibilities

• Work with the team to ensure that the initiatives are lead and delivered to closure
• Collaborate with the product managers , challenge them in terms of features and keep the delivery time line intact
• Ensure that the solution is technically robust and scalable to meet all the fascia needs
• Have Unit tests, integration tests, mocks as part of the solution
• Direct the teams in terms of development, testing and integration
• Be hands-on and write code, review code of the team before it goes to the client
• Zero tolerance towards bad coding practices and lack of tests
• Look at the features to be indedependtly deployable and release independently
• Look at the cost optimization and scale optimization for the features deployed
• Guide the team with the implementation in terms of tech, design and be accountable for the work package delivery

What we offer

Culture of caring.
At GlobalLogic, we prioritize a culture of caring. Across every region and department, at every level, we consistently put people first. From day one, you'll experience an inclusive culture of acceptance and belonging, where you'll have the chance to build meaningful connections with collaborative teammates, supportive managers, and compassionate leaders.

Learning and development.
We are committed to your continuous learning and development. You'll learn and grow daily in an environment with many opportunities to try new things, sharpen your skills, and advance your career at GlobalLogic. With our Career Navigator tool as just one example, GlobalLogic offers a rich array of programs, training curricula, and hands-on opportunities to grow personally and professionally.

Interesting & meaningful work.
GlobalLogic is known for engineering impact for and with clients around the world. As part of our team, you'll have the chance to work on projects that matter. Each is a unique opportunity to engage your curiosity and creative problem-solving skills as you help clients reimagine what's possible and bring new solutions to market. In the process, you'll have the privilege of working on some of the most cutting-edge and impactful solutions shaping the world today.

Balance and flexibility.
We believe in the importance of balance and flexibility. With many functional career areas, roles, and work arrangements, you can explore ways of achieving the perfect balance between your work and life. Your life extends beyond the office, and we always do our best to help you integrate and balance the best of work and life, having fun along the way

High-trust organization.
We are a high-trust organization where integrity is key. By joining GlobalLogic, you're placing your trust in a safe, reliable, and ethical global company. Integrity and trust are a cornerstone of our value proposition to our employees and clients. You will find truthfulness, candor, and integrity in everything we do.

About GlobalLogic
GlobalLogic, a Hitachi Group Company, is a trusted digital engineering partner to the world's largest and most forward-thinking companies. Since 2000, we've been at the forefront of the digital revolution – helping create some of the most innovative and widely used digital products and experiences. Today we continue to collaborate with clients in transforming businesses and redefining industries through intelligent products, platforms, and services.