Closing date: October 2026

HermeticaBlack specialises in the delivery and management of infrastructure assets, energy generation, and energy efficiency projects. We partner with project sponsors, investors, developers, and end users to deliver valuable outcomes - including increased security of critical infrastructure and energy supply.

For more information about this opportunity, please contact holly.anderson@hermeticablack.com

Closing date: 4.10.26

At Southern Housing, our residents are at the heart of everything we do. As one of the largest housing providers in the UK with over 77,000 homes across London, the Southeast, the Isle of Wight, and the Midlands, we give over 167,000 people somewhere affordable to call their own.

We’re looking for a motivated and capable individual to join our team as a Heat Network Lead. Reporting to the Heat Network & Energy Manager, you will play a key role in managing and enhancing Southern Housing's heat network portfolio. You'll analyse technical, operational and financial data to assess network performance and help deliver our heat metering and billing programme. You'll also act as a key point of contact for resident enquiries relating to heat networks and billing.

Salary: £46,000 per annum

Date added: 15.9.26

Closing date: 30.10.26

Insite are seeking a Compliance Analyst to support the provision of compliance services to Insite’s heat network clients regarding Ofgem’s consumer protection regulations (Heat Network (Market Framework) (Great Britain) Regulations 2025).

The Compliance Analyst will play a critical role in supporting Insite Energy’s clients to meet upcoming regulatory requirements for heat network heat suppliers and operators. As a member of the Compliance team, they will ensure Insite clients are fully prepared for or working towards the standards and conditions required under Ofgem regulation.

Salary: Competitive

Date added: 15.9.26

Closing date: 30.10.26

Insite Energy is looking for an
Operations and Maintenance Systems Owner to take end-to-end ownership of our BigChange platform and wider Operations & Maintenance (O&M) systems.

This is not a traditional software Product Owner role. We're looking for someone who has experience owning and improving business-critical operational systems that support field operations, maintenance, scheduling, compliance and reporting.

You will be responsible for ensuring our systems continue to meet the needs of the business, identifying opportunities for improvement, configuring and optimising workflows, and working closely with operational teams to solve real-world problems.

Salary: competitive

Date added: 15.9.26

Closing date: 30.10.26

Established in 2009, Insite Energy is a dynamic, fast-growing company that provides services to heat network suppliers in the UK.

The Technical Consulting Manager is responsible for leading and managing a team of survey specialists, overseeing the end-to-end delivery of compliance survey projects, ensuring operational excellence, quality assurance, and client satisfaction. The role acts as the primary client interface, providing expert interpretation of findings, strategic recommendations, and guidance on compliance improvement initiatives.

Salary: Competitive

Date added: 15.9.26

Closing date: rolling application

Hemiko are seeking a dynamic Asset Manager to work on existing and future district heating investment projects throughout the development, mobilisation, construction, operation and post construction expansion phases. We are looking for someone who is organised, self-motivated with an eye for the finer details.

The role of the Asset Manager involves taking a key role in the development,  construction, optimization, and growth of heat network assets.  Working closely with our internal teams and external stakeholders and customers the asset manager will play a key role in negotiating customer connections and overseeing and driving the performance of assets, to ensure we deliver safely, budget, on time and to meet customer service levels.

Salary: Competitive DOE

Date added: 10.9.26

Closing date: rolling application

As a Senior Connections Development Manager, you'll play a leading role in delivering the next generation of heat infrastructure and help to decarbonise towns and cities across the UK.

You’ll identify, develop and secure major building connections to Hemiko’s growing heat networks, working across a range of residential, commercial and public-sector estates. You’ll help shape some of the country’s most significant decarbonisation projects, influencing decisions that determine how entire communities are heated for decades to come.

This is a highly strategic role that combines business development, project management, and commercial deal-making. 

Salary: £60,000+ DOE

Date added: 10.9.26

Closing date: rolling application

Hemiko is a fast-growing innovative business which is looking to invest in and deliver over £1bn of heat network projects in the coming years. We fund, design, build, operate and maintain low carbon district energy networks and building energy systems.

The successful candidate will be responsible for ensuring Hemiko meets its obligations under its complaints policy, maintaining strong oversight of complaint handling across the business, and driving high-quality, compliant, and consistent customer communications.

We are looking for an organised, proactive and detail-oriented individual who is confident managing complaints, improving processes, and shaping customer communications across the business.

Salary: up to £33,000 DOE

Date added: 10.9.26

Closing date: rolling application

Hemiko are seeking to recruit a Legal Counsel to support the delivery of our portfolio of large-scale district heating schemes.

This exciting new role is ideal for a construction lawyer with a minimum of circa 4 years of post-qualification experience and a strong interest in infrastructure and clean / renewable energy projects.

The successful candidate will work with stakeholders across the business and will support on all construction related legal matters and will be responsible for providing effective and timely advice to project teams. They’ll have the opportunity to be part of a business that is looking to scale its operations, with genuine opportunities for progression as the organisation expands.

Salary: Competitive DOE

Date added: 10.9.26

Closing date: rolling application

Hemiko are looking for a customer service champion to join our growing team.

The successful candidate will be responsible for providing excellent service to customers by answering enquiries, resolving billing issues and handling complaints. You'll also work on improving customer service processes and ensure customers are informed about the district heating services that we offer.

This role is perfect for someone with experience in customer service, ideally in a call centre or helpdesk environment. You'll be using your strong communication skills to answer questions, troubleshoot issues, and ensure customer satisfaction and company's success. You have a genuine interest in the field and want to contribute to a growing department.  

Salary: £26,228

Date added: 10.9.26

Closing date: rolling application

Hemiko’s vision is to be a UK leader in town and city-scale decarbonisation. We are seeking people who are proactive, solutions-focused, and committed to innovation—both commercially and technically—as we continue to grow.

The successful Site Manager candidate will be responsible for overseeing the day-to-day delivery of our district heating installation works at Worthing, a live, publicly accessible seafront and conservation site. This is a HIGH RISK project under Hemiko’s HEM-GEN-PRO-HS-008 framework, so the role requires full-time, on-site presence to manage safety, quality and programme across all active work zones, from installation through to commissioning.

Salary: up to £79,000 DOE

Date added: 10.9.26

Closing date: rolling application

Hemiko are seeking a dynamic Asset Manager to work on existing and future district heating investment projects throughout the development, mobilisation, construction, operation and post construction expansion phases. We are looking for someone who is organised, self-motivated with an eye for the finer details.

Working closely with our internal teams and external stakeholders and customers the asset manager will play a key role in negotiating customer connections and overseeing and driving the performance of assets, to ensure we deliver safely, budget, on time and to meet customer service levels. They will also be expected to produce and communicate regular performance and KPI’s reports for the asset and explore opportunities to add value.

Salary: Competitive DOE

Date added: 10.9.26

Closing date: rolling application

Switch2 Energy Ltd are a leading operator of residential communal heating infrastructure in the UK and a pioneer in the growing sector to decarbonise the UK economy. We are looking for a motivated and talented individual to join our Consultancy Team as a Junior Heat Network Engineer, contributing to the delivery of low carbon heat network solutions.

This is an exciting opportunity to play a key role in supporting the design, analysis, and delivery of heat network consultancy projects. You will work alongside experienced engineers on a range of projects from feasibility studies through to detailed design and implementation support.

It is preferable that you are familiar with the heat networks industry; and a minimum 1-2 years’ experience.

Salary: not specified

Date added: 3.8.26

Closing date: rolling application

Hemiko is a fast-growing, UK based, innovative business which is looking to invest in and deliver over £1bn of heat network projects in the coming years. They fund, design build, operate and maintain low carbon district energy networks and building energy systems for communities, towns and cities. They work with local authorities, developers, house builders and property owners.

Hemiko are seeking a highly flexible, self-starting, Electrical Engineer with a building services design experience to join the design team as a Design Support Engineer (Electrical).

This position will differ from conventional design responsibilities in that you will be given the opportunity to help ‘own’ design projects from inception through to operation. Following the handover to their Operations Team, you will continue to monitor and evaluate feedback from the Operations Team to help refine and improve the design and all future designs.

Salary: £37,000-£51,000 DOE

Closing date: rolling application

Insite Energy is looking for a motivated and curious Heat Network Compliance Consultant to join our growing team. If you’re eager to apply your knowledge in the field, develop specialist expertise and work directly with clients on innovative heat network projects, this role gives you the perfect platform to grow.

This is a field‑based, client‑facing position where you’ll gain exposure to the full lifecycle of heat network metering, from early scoping and technical surveys through to installation oversight, compliance assurance and ongoing system optimisation.

Salary: competitive

Date added: 29.6.26