digiLab
Senior Software Engineer (Python)
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Senior Software Engineer (Uncertainty Engine)
digiLab is a formative AI company with world-leading specialists in uncertainty quantification. We apply our expertise where the stakes are highest and the margin for error is smallest.
Our customers are among the largest and most advanced engineering and science-led organisations globally. They use our technology to address critical challenges:
- Making fusion energy a commercial reality
- Driving down renewable energy costs and accelerating the transition to sustainability
- Supporting coral reef restoration
- Strengthening national security
At digiLab, the Uncertainty Engine – our trustworthy and explainable AI platform – enables customers to accelerate innovation, reduce risk, and make more confident decisions.
We’re seeking ambitious team members to shape our cutting-edge technology and tackle society’s most pressing problems.
About the Role ✨
We’re looking for an experienced Senior Software Engineer to design and build the Uncertainty Engine – the platform at the heart of everything we do. You’ll architect, develop, and maintain scalable, secure systems that empower our customers to solve high-impact challenges.
This is a hands-on, collaborative role, blending deep backend expertise with a product-driven mentality.
Key Responsibilities 🚀
- Lead software development from architecture to deployment, ensuring high-quality solutions
- Build scalable systems using AWS, Python, MongoDB, and modern technologies
- Embed security best practices across the software development lifecycle
- Own and optimise our CI/CD pipelines for fast, reliable, and repeatable deployments
- Apply SRE principles to enhance system performance and resilience
- Partner with Product Management to translate business needs into elegant technical solutions
- Design clean, RESTful APIs
- Provide technical support and lead incident investigations
- Champion Scrum and drive continuous improvement in team processes
- Foster collaboration and a learning culture where engineers thrive
- Support frontend work when needed (good to have versatility across the stack)
- Leverage AI tools to assist and streamline processes
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RolResponsibilities may evolve, and you’ll be expected to take on reasonable additional tasks as we scale.
What We’re Looking For 🔍
Core Requirements
- Significant industry experience in building production-grade software
- Deep Python expertise with clean, logical, self-explanatory code
- Proven experience in building production APIs using FastAPI (or similar async frameworks)
- Hands-on AWS deployment skills (Infrastructure as Code)
- Degree-level qualification in Computer Science or a related field
- Experience with DevOps and MLOps
- Strong understanding of software design patterns, SOLID, DRY, and architectural principles
- Comfortable with:
- Git & GitHub
- Docker & containerisation
- Linux, bash, and the command line
- Proficiency in the testing pyramid (unit, component, smoke, performance, load, and end-to-end testing)
- Familiarity with statistical AI/ML tooling (NumPy, SciPy, Pandas)
- Track record in agile teams, ideally using Scrum
Nice-to-Have Skills
- Master’s in a STEM field
- Frontend experience: HTML, CSS, React, JavaScript/TypeScript
- UI/UX awareness
- Experience with PyTorch or deep-learning libraries
- Foundational knowledge of Bayesian statistics
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Location 🌍
This role is on-site at our Exeter or Bristol office.
We’re a fast-growing startup, so we look for proactive, adaptable individuals who thrive in a dynamic environment. Standard hours are 9.00–5.30 PM (Monday–Thursday), though occasional flexibility may be required.
Our Culture and Values 🌟
At digiLab, we’re building a mission-driven company and want like-minded teammates.
Our core values guide everything we do:
- Creativity & Agility: Balancing innovation with adaptability
- Trust & Responsibility: Encouraging bold risks through mutual support
- Open & Honest Collaboration: Prioritising transparent communication
- High-Performance Standards: Continuously raising our bar
- Value-Driven Work: Aligning contributions with company goals
Benefits 🎁
- Competitive salary
- Personal and professional development
- BUPA private healthcare (via salary sacrifice)
- Company Cashplan
- Cycle-to-work scheme
- Employee referral programme
- Regular social events (pizza nights, kayaking, bouldering, bake-offs)
Equal Opportunities ✨
digiLab is an equal opportunity employer. We welcome applications from diverse backgrounds and remain fully committed to:
- Fair, inclusive, and compliant recruitment processes
- Enforcing equality, dignity, and non-discrimination standards
For a high-impact role where your technical skills and drive will make a real difference, apply today!
digiLab responds to all applicants, though high volumes may limit personalised replies. Your data is handled per our [Privacy Notice].
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