About the Company

PhysicsX is a deep-tech company with roots in numerical physics and Formula One, dedicated to accelerating hardware innovation at the speed of software. We are building an AI-driven simulation software stack for engineering and manufacturing across advanced industries. By enabling high-fidelity, multi-physics simulation through AI inference across the entire engineering lifecycle, PhysicsX unlocks new levels of optimization and automation in design, manufacturing, and operations — empowering engineers to push the boundaries of possibility. Our customers include leading innovators in Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive.

About the Role

Job Title: Senior Software Engineer, Backend
Location: London, England, United Kingdom
Employment Type: Full-time
Department: Engineering
Workplace Type: Hybrid
Relocation: Relocation to the UK with full visa sponsorship and a relocation bonus

Responsibilities

• Build a platform used by Data Scientists and Simulation Engineers to create, train, and deploy Deep Physics Models.
• Work on a focused, stream-aligned, and cross-functional team (back-end, front-end, design) empowered to make implementation decisions.
• Gather and leverage domain knowledge and experience from Data Scientists and Simulation Engineers.
• Lead and own initiatives with a high degree of autonomy.

Qualifications

• A passion for the evolving craft of software engineering.
• Ability to work collaboratively and effectively in cross-functional teams.
• Proficiency in Python and/or Go.
• Willingness to take ownership from implementation to production, including testing, containerization, continuous integration and delivery, authentication/authorization, and telemetry/observability/monitoring.
• Working understanding of messaging in event-driven systems (e.g., NATS, RabbitMQ, Kafka).
• Some experience developing applications for Kubernetes; CKAD is a plus but not required.

Benefits

• Equity options – share in our success and growth.
• 10% employer pension contribution – invest in your future.
• Free office lunches – great food to fuel your workdays.
• Flexible working – balance your work and life in a way that works for you.
• Hybrid setup – enjoy our new Shoreditch office while keeping remote flexibility.
• Enhanced parental leave – support for life’s biggest milestones.
• Private healthcare – comprehensive coverage.
• Personal development – access to learning and training to help you grow.
• Work from anywhere – extend your remote setup to enjoy the sun or reconnect with loved ones.