React/Node.js Full Stack Developer

Role Summary

Aubay UK is seeking a Full Stack Developer to join a high‐performing engineering team responsible for designing, building, and maintaining modern, scalable applications that support critical business operations. This role requires strong hands‐on experience across the full stack—front‐end, back‐end, cloud, databases, and automated testing.

The successful candidate will work closely with product managers, designers, and fellow engineers to deliver high‐quality features end‐to‐end, from initial design through production deployment. The ideal candidate has deep technical expertise, writes clean and maintainable code, and is comfortable owning features independently in a fast‐paced environment. This is an opportunity to help shape robust, secure, and high‐performing applications used across a global organisation.

Required Skills and Experience:

• Full stack development experience with strong understanding of end‐to‐end application architecture.
• TypeScript — strong hands‐on experience building production systems.
• React.js experience creating scalable, reusable UI components.
• Node.js experience building backend services and APIs.
• Automated testing experience writing and maintaining unit and integration tests.
• Database expertise with at least one of: Cosmos DB / Document DB / PostgreSQL.
• Strong understanding of REST APIs, application performance, and security best practices.
• Ability to work independently and own features from design to delivery.

Desired Skills and Experience:

• Experience with cloud platforms, preferably Azure and/or AWS.
• Experience working with or setting up CI/CD pipelines.
• Familiarity with modern DevOps principles and infrastructure‐as‐code tools.
• Strong communication and collaboration skills in cross‐functional environments.
• Ability to analyse complex technical problems and propose effective solutions.

Roles and Responsibilities:

• Design, develop, test, and maintain full‐stack applications.
• Own and deliver features end‐to‐end with minimal supervision.
• Collaborate closely with product managers, designers, and engineering peers.
• Write clean, maintainable, well‐tested code across the stack.
• Participate in code reviews and contribute to engineering best practices.
• Build and maintain automated test suites for high‐quality releases.
• Troubleshoot, debug, and optimise application performance.
• Contribute to continuous improvement across architecture, tooling, and workflows.

Our Client

Our client is one of the Super Major global energy companies with around 84,000 employees across 70+ countries who are working to power progress through cleaner energy solutions.

Specialities: Upstream/Downstream, Biofuels, Integrated Gas, New Energies, Chemicals, Energy and Trading.

You will have the opportunity to work in a challenging but rewarding environment that is fast-paced and changing fundamentally and work towards transforming the business of a Super Major energy company to meet the ambition to be a net-zero emissions energy business by 2050 whilst delivering a world-class business case that has a robust societal license to operate. In your role, you will be expected to enact change and deliver value globally across business lines and geographies.