Software Engineer in London

Founded in 2018 to solve the challenge of delivering clean energy security to our customers using waterborne nuclear power, CORE POWER is the OECD’s leading developer of advanced nuclear technologies for maritime applications. As pioneers in our field, we are not just adapting to change – we are driving it. Through LIBERTY, the world’s first complete end-to-end maritime civil nuclear program, CORE POWER will combine our development of advanced new nuclear technologies with maritime manufacturing and shipyard construction to build floating nuclear power plants and marine civil nuclear propulsion for commercial ships.

We foster a culture of curiosity, encouraging the team to continuously learn and develop their understanding, share ideas and explore new technologies. Curiosity fuels our innovation, expertise, and creative solutions. We are reimagining energy. Delivering the future!

The role will play a key role in delivering both customer-facing and internal systems, combining web development with automation projects that strengthen company operations. This includes leading enhancements to the company website, developing and maintaining internal tools, and collaborating with IT to deliver automation that improves reliability, compliance, and efficiency.

• Contribute to enhancing the company's website by refining visuals, optimising performance, introducing new functionality, and resolving technical issues.
• Design, deliver, and maintain internal tools and automation in collaboration with IT, ensuring efficiency, scalability, and reliability across business operations.
• Ensure quality through automated testing using tools like pytest and Playwright, respond to user feedback, and maintain system stability.

• Assist in the development and implementation of the continued development of the company website, focusing on user experience, performance, and reliability.
• Work closely with the senior software engineer, IT, and other stakeholders to scope, design, and deliver robust software and automation solutions.
• Maintain, enhance, and troubleshoot both customer-facing applications and internal tools to ensure smooth functionality.
• Proactively participate in meetings, discussions, and cross-functional workshops to identify opportunities for improvement and propose technical solutions.
• Conduct comprehensive testing to ensure reliability, accessibility, and optimal performance across systems.
• Identify and implement opportunities for performance, scalability, and process automation improvements.
• Contribute to full-stack development, utilising React and TypeScript for frontend and Django with Django REST Framework for backend.
• Build and maintain internal automations and integrations with 3rd party services.
• Collaborate with designers to maintain and evolve the design system, ensuring consistency and reusability of UI components.
• Utilise Git for version control and actively contribute to code reviews to uphold coding standards.
• Develop automated tests for backend (pytest) and frontend (Playwright) applications.
• Use logging and monitoring tools to track system health and ensure performance stability.
• Proactively monitor and resolve bug reports and error logs to ensure reliability and scalability of systems.

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.

• At least 2 years’ work experience, with exposure to both web development and internal tooling or automation projects.
• Exposure to full-stack development, including React and Django (or similar frameworks).
• Experience building automation scripts, dashboards, or integrations that improve workflows or operations.
• Familiarity with Git and version control practices.
• Proficiency in Python and familiarity with Django or similar web frameworks.
• Understanding of testing practices, including pytest and Playwright or similar.
• Familiarity with working with APIs, webhooks, and third-party integrations.
• Interest in AI/LLM-based tools and their practical application is desirable.

• Is organised and self-disciplined, with an ability to multi-task and consistently hit deadlines.
• Is proactive and committed to developing their knowledge and skills.
• Can problem-solve and bring solutions to the table with a can-do attitude.
• Agility to adapt in a small, dynamic organisation.
• Takes pride in the high-quality nature of their work.
• Is innovative and delivers creative solutions to challenges.
• Ability to work as part of a team and individually.
• Ability to work effectively with cross-functional teams.
• Ability to adapt to changing priorities and work under pressure.
• Has an evolutionary mindset, helping evolve our brand and our assets to the next level.

• Performance-based bonuses.
• Health and wellness benefits.
• Pension plan.
• A highly committed, dynamic, and challenging environment.

If you are interested in joining CORE POWER, please submit your CV and a cover letter by Friday, 5 September 2025, outlining your experience and motivation to join our team!