Senior Full stack Developer / Tech Lead (Java & React)

Permanent
Glasgow (Hybrid)

Join an innovative, fast‑moving technology team building modern SaaS solutions that drive meaningful impact across complex business environments. As a Principal Engineer / Tech Lead, you'll work with cutting‑edge technologies, collaborate across multidisciplinary teams, and contribute to the development of scalable, cloud‑ready applications.

What You will do in the Principal / Teal Lead role

• Design, develop, and maintain robust, scalable backend services using Java, Spring, Hibernate, and related technologies.
• Define database structures, write efficient SQL queries, and ensure best‑practice data management.
• Build complex, high‑performing frontend applications using React and modern UI patterns.
• Integrate frontend and backend components through RESTful APIs, ensuring seamless interaction and performance.
• Conduct code reviews and uphold high standards for code quality, performance, and security.
• Use GitHub for version control and contribute to CI/CD pipelines supporting automated builds, testing, and deployments.
• Work with cloud and container technologies; AWS experience is a strong advantage.
• Leverage emerging AI technologies.
• Collaborate with cross‑functional teams, including developers, product managers, and domain experts, to deliver high‑quality software solutions.
• Participate in Agile ceremonies including sprint planning, stand‑ups, and retrospectives.

 

What we require to progress candidates for the Principal / Tech Lead opportunity

• 7+ years of professional experience with Java and React, with a proven track record of delivering successful projects.
• Strong expertise in full‑stack Web development, including object‑oriented programming, design patterns, and data structures.
• Deep understanding of scalable system architecture and modern development best practices.
• Ability to solve complex problems with creativity, ownership, and critical thinking.
• Strong collaboration and communication skills with a proactive, positive approach.
• Ability to act as a technical leader in a fast‑moving environment, (prior start-up / scale‑up experience is highly desired)
• Ability to learn quickly and understand complex business requirements with minimal guidance.
• Bachelor’s degree in computer science, Engineering, or equivalent experience.
• Have practical experience or personal passions to engage further with AI experience of Anthropic / OpenAI is a strong plus

 

Why Join Us

• Work with passionate, mission‑driven professionals focused on delivering meaningful, real‑world impact.
• Joining a fast-moving start-up who are already shifting products and continuing to on-boarding new clients
• Build modern, cloud‑based solutions using cutting‑edge technologies across the stack.
• Thrive in a dynamic, innovative environment with significant opportunities for professional growth, leadership, and technical contribution.
• Contribute to products that empower businesses to drive measurable change and operate more responsibly.
• Strong salary depending on experience in the £65,000 - £75,000 range
• Equity and ownership options
• A growing benefits package
• Hybrid working in Glasgow City centre (typical 3 days a week in the office)

 

Keywords

Senior Developer, Full stack Developer, Tech Lead, Principal Engineer, Java Developer, Java, Spring, Spring Boot, Hibernate, React, React Developer, Frontend, Backend, Full-stack, AWS, Cloud, SQL, REST APIs, GitHub, CI/CD, Agile, Containers, AI Integration, OpenAI, Anthropic, Software Engineer, Scalable Systems, Hybrid, Glasgow

Would you like to work for one of the top 100 trading companies in the world?

Would you like to work in a role that will directly impact their trading strategy success?

Are you looking for a role that will compensate you exceptionally well and also offer you a chance to work in a highly motivated and smart team of engineers?

 

You'll work as a Full Stack Developer building technology and tooling that's providing world class insights, analytics and reporting for all trading activity. This software is giving their traders an edge on the market making them one of the top funds in the world.

You'll join at a time where the fund are diversifying into new markets. You'll play a crucial part in all aspects of the developement of new features and maintainance of their existing capabilities, with lots of new data coming into the platform and large volumes of trading information to be processed and visualised.

You'll work extremely closely with Portfolio Managers / Quants - You'll work with them to understand exactly what they need from the data and work fully end to end to create solutions that present data in a way that can be used effectively by them

Their tech stack includes the following + more:

• React / TypeScript (You must be strong on front end development)
• Java
• Hybrid On-Prem and AWS deployments.

 

Salary is from £65,000 - £90,000 dependent on experience, plus very strong bonus.

For immediate consideration, apply now.