Software Engineer

Role: Software Engineer (.NET, C#, C++)

Salary: £55,000-£65,000 DoE

Location: London hybrid - 1-2 times per month

The Opportunity:

Our client, an established engineering business specialising in water efficiency technology, is looking for an experienced Software Engineer to take ownership of a business-critical IoT software platform.

This is a fantastic opportunity to join a company that designs and delivers innovative water management solutions for large-scale commercial and industrial environments across the UK and Europe.

You'll play a key role in the ongoing development, support and enhancement of the company's smart monitoring platform, working closely with customers, partners and internal teams to ensure the solution continues to evolve and deliver an excellent user experience.

This role would suit someone who enjoys combining software development with technical problem-solving and customer interaction, while taking ownership of a product that has a direct impact on both the business and its customers.

Key Responsibilities:

Software Development & Platform Ownership

• Maintain, support and enhance their core software platform
• Monitor system performance, implement upgrades and resolve technical issues
• Drive continuous improvements across the software stack

Technical Support & Customer Engagement

• Act as the primary technical contact for customers and external partners
• Provide first-line technical support and troubleshoot software-related issues
• Support field engineers remotely during system commissioning across the UK and Europe

Cross-Functional Collaboration

• Work closely with Operations to assess new customer and partner requirements
• Collaborate with internal teams to ensure the correct hardware is configured and supplied for new installations
• Contribute technical expertise to customer proposals and project planning

Hardware & System Configuration

• Configure and test IoT controllers before deployment
• Ensure systems are fully validated prior to customer handover

What We're Looking For:

Essential Experience

• Proven experience in a senior Full Stack .NET Software Engineering position
• Strong experience developing applications within a Windows Server environment
• Commercial experience with:
• C#
• JavaScript
• Microsoft SQL Server
• C or C++
• Windows Services
• Strong troubleshooting and problem-solving skills
• Experience providing remote technical support
• Excellent communication skills with the ability to work directly with customers and stakeholders
• Ability to manage multiple projects and priorities simultaneously

Desirable

• Experience working with IoT or industrial control systems
• Experience with AWS or other cloud platforms
• An understanding of electronics or electrical systems

If you're an experienced Software Engineer looking for a role where you can take ownership of a specialist software platform while working on innovative IoT technology, we'd love to hear from you.

Important Notice:

We are expecting a high volume of applications for this role and while we do our best to respond to as many applicants as we can, it isn't always possible to get back to everyone. With this in mind, if you've not heard from a member of our team within 2 weeks of submitting your CV, please assume that your application has not been successful on this occasion.

Both Leo Technology and the companies we partner with are incredibly passionate about building environments where people from all backgrounds and walks of life are embraced. Our mission is to welcome everyone and create inclusive teams. We celebrate difference and encourage people from all backgrounds to apply.

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