Junior Software Engineer Jobs in UK 2026 Quick Hiring

Kickstart your engineering career by building real-world systems that power high-value trading and logistics operations. This role offers early exposure to impactful projects within a fast-growing, technology-driven startup environment.

The Junior Software Engineer role focuses on developing systems that support stock matching, logistics, and trading operations efficiently. You will work closely with the founder, CTO, and trading teams to build scalable and reliable backend solutions. Additionally, you will contribute to billing systems, infrastructure, and tools required to support rapid business growth.

The role also involves solving complex technical challenges while navigating real-world trading and operational constraints effectively. Furthermore, you will gain hands on experience across the full development lifecycle within a small, highly collaborative team. This position is based in London, offering exposure to a dynamic startup ecosystem.

Dirac Trading Group is an innovative company building a market making platform for the global excess stock industry. The firm leverages artificial intelligence and advanced software systems to connect buyers and sellers efficiently. Additionally, the company achieved a 1 million revenue run rate within its first month of operations, demonstrating strong market traction.

Backed by leading venture capital firms and angel investors, Dirac Trading Group continues to scale rapidly. The organization fosters a fast paced, entrepreneurial culture where engineers directly influence product development and business growth.

• Develop and maintain backend systems supporting stock matching, logistics operations, and trading workflows efficiently.
• Collaborate with technical and trading teams to design scalable and reliable software solutions consistently.
• Contribute to building billing systems, infrastructure, and tools required for business expansion.
• Solve technical challenges by implementing efficient algorithms and optimizing system performance regularly.
• Participate in code reviews, testing, and deployment processes to ensure high quality software delivery.
• Work across the full software development lifecycle from design to implementation and ongoing improvements.
• Document systems and processes to support knowledge sharing and long term maintainability effectively.

• Strong foundation in software engineering principles with experience building practical projects or applications.
• Familiarity with programming languages, backend development, and system design concepts is highly desirable.
• Demonstrated ability to build and showcase projects, including those using AI tools like Claude or Codex.
• Problem solving mindset with the ability to work on complex and evolving technical challenges effectively.
• Strong communication skills and ability to collaborate within a small, fast paced team environment.
• Willingness to learn quickly and adapt to changing priorities in a startup setting consistently.
• Eligibility for UK work authorization, with visa sponsorship available for qualified candidates.

This role offers a unique chance to build impactful systems while learning directly from experienced founders. Join the Dirac Trading Group to accelerate your growth and contribute to scaling a high potential technology business.