Senior Software Engineer

Portsmouth | Hybrid Working (Typically 1 Day Per Week in the Office)

Up to £85,000 + Bonus + Share Scheme + Excellent Benefits

Not every engineering role offers the chance to influence products used internationally.

This opportunity sits within a highly successful UK technology business that forms part of a larger global technology group, with a significant customer base and operational presence across the United States. Backed by substantial investment and long-term growth plans, the company is modernising its platform and expanding its engineering capability to support the next phase of innovation.

As a Senior Software Engineer, you’ll help design, build and scale products that support thousands of users across multiple markets, while working in an environment that genuinely values engineering excellence, collaboration and technical leadership.

You’ll be joining a growing software organisation with the stability, resources and investment of a larger international technology group. With strong operations throughout the US and expanding global reach, there is significant opportunity to influence products on a large scale.

Your opinion matters here. Engineers play a key role in technical decision‑making, architecture discussions and product evolution.

The business is investing heavily in its technology estate, creating opportunities to introduce new approaches, modern tooling and scalable engineering practices.

Enjoy the benefits of a hybrid environment designed around outcomes rather than presenteeism.

Whether your ambitions lie in technical leadership, architecture or people leadership, you’ll find genuine opportunities to develop and progress.

You’ll become a senior member of a collaborative engineering team responsible for delivering business‑critical software solutions and driving platform improvements.

Working closely with Product Managers, Engineers and wider stakeholders, you’ll take ownership of key initiatives from design through to deployment.

• Develop and enhance modern web‑based applications and services
• Deliver high‑quality, scalable software solutions
• Contribute to technical architecture and design decisions
• Lead development initiatives from concept to production
• Collaborate with technical and non‑technical stakeholders
• Review code and champion engineering best practice
  
  Troubleshoot complex technical challenges
• Mentor and support other software engineers
• Drive continuous improvement across development processes and tooling
• Contribute to the long‑term technical roadmap

You’ll be working within a modern Microsoft ecosystem, including:

• C#
• ASP.NET
• React
• SQL Server

• System integrations
• Performance optimisation
• Scalability and resilience
• Modern software engineering practices

The company actively encourages engineers to evaluate new technologies and bring fresh ideas to the team.

We’re looking for a technically strong engineer who enjoys solving complex problems and influencing the direction of products and platforms.

You’ll likely have:

• Strong commercial experience with C# and ASP.NET
• A background building and maintaining scalable web applications
• Experience contributing to system and solution design
• Strong communication and stakeholder engagement skills
• Experience mentoring or supporting junior developers
• A proactive, improvement‑focused mindset
• A passion for high‑quality software engineering

In return, you’ll join a business where engineering is viewed as a strategic function rather than a support service.

You’ll have the opportunity to:

• Influence architecture and technical strategy
• Work on…