Senior Python Engineer

Senior Python Engineer

Full-Time 90000 - 90000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Build and evolve backend services using Python while tackling real-world governance and compliance challenges.
  • Company: Join a leading SaaS business focused on information security and compliance.
  • Benefits: Competitive salary up to £90k, remote work, and opportunities for professional growth.
  • Other info: Remote-first culture with team meetups in England South for collaboration.
  • Why this job: Work on impactful projects with AI governance shaping the future of technology.
  • Qualifications: 5+ years of Python experience in modern SaaS environments and strong problem-solving skills.

The predicted salary is between 90000 - 90000 £ per year.

Some engineering roles are about building something entirely new. Others are about taking a product that already solves real problems at scale and helping shape what comes next. This sits firmly in the second category. We’re working with a SaaS business operating in the information security, compliance and governance space. Their platform helps organisations navigate complex standards and regulatory requirements, replacing fragmented spreadsheets and manual processes with something structured, auditable and scalable. They’ve already built a product with market traction, an established customer base, and a platform used by organisations where trust, security and compliance matter. Now the challenge becomes how that platform evolves technically as both regulation and technology continue to shift. AI is a big part of that. As organisations adopt AI more aggressively, the conversation moves beyond “can we use it?” towards “how do we govern it responsibly?”. Auditability, traceability, risk management and operational oversight are becoming core engineering and product challenges, not just compliance exercises. That creates an interesting environment for engineers.

You're joining a business already operating at scale, where the focus is now on evolving the platform, improving engineering capability, and building systems that support the next generation of governance and compliance challenges.

Why this role is interesting:

  • A product with real commercial traction → established SaaS platform already solving meaningful customer problems → giving you the opportunity to work on systems used in genuinely operational environments
  • Interesting technical and domain complexity → governance, auditability, workflow management and compliance at scale → creating engineering problems tied directly to real-world business risk
  • AI governance shaping future platform direction → rapidly evolving standards creating new product and engineering challenges → giving engineers influence over how the platform evolves technically
  • Engineering maturity without excessive bureaucracy → established enough to have meaningful scale and structure → while still being small enough for engineers to have visible impact
  • A business where technology is central to growth → product and engineering sit close to the core commercial strategy → rather than operating as a support function

You’ll:

  • Build and evolve backend services primarily using Python.
  • Work closely with product and engineering teams on how the platform develops.
  • Contribute to architectural and technical decision making.
  • Improve scalability, reliability and maintainability across the platform.
  • Help evolve engineering standards, tooling and development practices over time.
  • Work on problems tied to governance, compliance and increasingly AI-related operational challenges.

What we’re looking for:

  • Approx. 5 years+ Python engineering experience within modern SaaS environments.
  • Experience building scalable backend systems and APIs.
  • Solid understanding of relational databases, distributed systems and cloud environments.
  • Strong engineering fundamentals and a pragmatic approach to delivery.
  • Engineers who enjoy solving product and business problems, not just writing code in isolation.
  • Experience within compliance, security, governance or regulated environments beneficial but not essential.

Location: UK Remote-first, with periodic team meetups in England South.

Package: Up to £90k per annum + package.

If this looks like a role for you, please apply now.

Senior Python Engineer employer: Nixor

Join a forward-thinking SaaS company that prioritises innovation and employee growth in the information security and compliance sector. With a remote-first culture complemented by periodic team meetups, you'll enjoy a collaborative environment where your contributions directly impact the evolution of a platform that addresses real-world challenges. Benefit from competitive compensation, a focus on engineering maturity without excessive bureaucracy, and the opportunity to work on cutting-edge AI governance solutions.

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Contact Details:

Nixor Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Python Engineer

Tip Number 1

Network like a pro! Reach out to people in the industry, especially those already working in SaaS or compliance. A friendly chat can lead to insider info about job openings and even referrals.

Tip Number 2

Show off your skills! Create a portfolio or GitHub repository showcasing your Python projects, especially those related to governance or compliance. This gives potential employers a taste of what you can do.

Tip Number 3

Prepare for interviews by brushing up on common engineering challenges in SaaS environments. Be ready to discuss how you've tackled scalability and reliability issues in your past roles.

Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love hearing from passionate engineers like you!

We think you need these skills to ace Senior Python Engineer

Python
Backend Development
API Development
Scalability
Reliability
Maintainability
Relational Databases

Some tips for your application 🫡

Tailor Your CV:Make sure your CV reflects the skills and experiences that align with the Senior Python Engineer role. Highlight your experience in building scalable backend systems and any work you've done in compliance or governance, as these are key areas for us.

Craft a Compelling Cover Letter:Use your cover letter to tell us why you're excited about this role and how your background fits into our mission. Share specific examples of how you've tackled engineering challenges in the past, especially those related to AI or compliance.

Showcase Your Problem-Solving Skills:In your application, emphasise your ability to solve real-world business problems through engineering. We want to see how you approach challenges and contribute to architectural decisions, so don’t hold back on sharing relevant experiences.

Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it gives you a chance to explore more about our company culture and values!

How to prepare for a job interview at Nixor

Know Your Python Inside Out

Make sure you brush up on your Python skills, especially around backend services and APIs. Be ready to discuss your past projects and how you've tackled challenges in scalable systems. They’ll want to see that you can not only code but also understand the architecture behind it.

Understand the Business Context

Familiarise yourself with the SaaS landscape, particularly in information security and compliance. Knowing how their platform helps organisations navigate regulations will show that you're not just a techie but someone who understands the bigger picture and can contribute to meaningful solutions.

Prepare for Technical Discussions

Expect to dive deep into technical decision-making processes. Think about how you’ve contributed to architectural choices in your previous roles. Be ready to discuss your approach to improving scalability, reliability, and maintainability, as these are key aspects of the role.

Show Your Problem-Solving Skills

They’re looking for engineers who enjoy solving real-world problems. Prepare examples of how you've tackled complex issues, especially those related to governance or compliance. Highlight your pragmatic approach to delivery and how you’ve worked collaboratively with product teams.