Software Architect, Systems Engineer

Fynity Greater Bristol Area, United Kingdom

Fynity Greater Bristol Area, United Kingdom

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Software Architect

Salary: Up to £80,000 + bonus and benefits

Location: Hybrid – typically 3–4 days on site in Bristol

Join a leading government-linked organisation at the forefront of national security and defence technology. This is a unique opportunity to shape mission-critical software solutions that protect the UK and its allies. We’re seeking a Software Architect (or an experienced software engineer ready to step up) who can define and lead innovative architectures for complex systems.

Due to the nature of the work, you must be eligible for UK Security Clearance (SC) – British citizens or dual nationals with British citizenship only.

The Role

You’ll be at the heart of software design, defining the architecture that underpins secure, reliable and scalable systems. From identifying design drivers like performance, safety and usability, through to ensuring long-term architectural integrity, you’ll set the direction and provide technical leadership.

Key responsibilities include:

• Designing and documenting robust software architectures that balance real-world constraints.
• Leading on requirements capture and design rationale, ensuring clarity and traceability.
• Guiding development teams, acting as a mentor and sounding board for technical decisions.
• Collaborating with other architects and engineering specialists to deliver integrated solutions.
• Influencing the future – shaping tools, frameworks, methods, and emerging technologies.

What We’re Looking For

We’re seeking someone who is both a thinker and a doer, comfortable making high-level design decisions but also able to roll up their sleeves and mentor others.

You should bring:

• Strong experience in software development (ideally across multiple languages).
• A solid grasp of software architecture methods, design patterns and abstraction layers.
• Model-based engineering experience.
• Excellent communication skills, with the ability to influence, inspire and explain complex ideas.
• A passion for best practice in software engineering, from continuous integration to scalable design.

Why Join Us?

This isn’t just another architect role, you’ll be working on advanced technology with long-term impact, alongside talented engineers who share your passion for innovation.

You’ll also benefit from:

• Rewarding package: competitive salary, bonus up to 21% and pension up to 14%.
• Work–life balance: hybrid working and flexibility built in.
• Inclusive culture: thriving employee networks supporting diversity and wellbeing.
• Enhanced family policies: including parental leave, neonatal leave, and support for fertility treatments.
• Fantastic facilities: subsidised meals, free parking and more.

Eligibility: Applicants must be SC clearable – UK citizens or dual nationals with British citizenship only. Security checks will apply.

• Seniority level
  
  Mid-Senior level

• Employment type
  
  Full-time

• Job function
  
  Information Technology, Engineering, and Other
• Industries Software Development, IT Services and IT Consulting, and Government Administration

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