Senior Software Engineer in Saint Albans

This is a hands-on senior engineering role focused on designing, building, and operating the software platforms that power business-critical IoT services.

You'll take ownership of complex backlog items, translate requirements into robust technical solutions, and ensure software is production-ready, maintainable, and well-tested.

Working closely with Engineering Leads, Architects, and Product teams, you'll play a key role in delivering reliable outcomes while contributing to engineering standards and best practices., * Design and develop production-grade software for large-scale, complex systems

• Own features and improvements end-to-end, from design through to deployment
• Write clean, maintainable code with strong unit test coverage
• Review code and provide constructive feedback to other engineers
• Collaborate with product, architecture, and delivery stakeholders
• Ensure services are observable, supportable, and safely deployable
• Troubleshoot and resolve issues across the product lifecycle
• Contribute to continuous improvement of engineering standards and processes

• Strong experience building reliable software in complex or regulated environments
• Confidence working across the full software development lifecycle
• Proven backend development experience using PHP (Essential)
• Python or C# experience would be advantageous
• A quality-first mindset, including testing and operational awareness
• Experience guiding other engineers and influencing technical decisions
• Comfortable working with stakeholders outside of engineering

• The chance to work on mission-critical technology used in real-world scenarios
• A stable, growing organisation with long-term investment
• Strong engineering culture with high standards
• Competitive salary and benefits

Please note the employer is unable to offer any sponsorship.

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