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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