Job title: Senior Engineer IILocation: London, Bristol - HybridReporting to: Engineering ManagerSalary Range: £78,000 - £93,5000This role is based in the UK and requires existing right to work in the UK.At this time, we are not able to offer visa sponsorship for this role. We are committed to building a diverse, global team and our sponsorship policy is evaluated on a role-by-role basis. We encourage you to keep an eye on our careers site to stay informed about future opportunities where we are able to offer visa sponsorship.Kaluza is the Energy Intelligence Platform, turning energy complexity into seamless coordination. We help energy companies overcome today’s challenges while accelerating the shift to a clean, electrified future.Our platform orchestrates millions of real-time decisions across homes, devices, markets and grids. By combining predictive algorithms with human-centred design, Kaluza makes clean energy dependable, affordable and adaptive to everyday life.With teams across Europe, North America, Asia and Australia, and a joint venture with Mitsubishi Corporation in Japan, we power leading companies including OVO, AGL and ENGIE, as well as innovators like Volvo and Volkswagen.At Kaluza we embrace a flexible, hybrid work model that balances autonomy with the power of in-person connection. Many of our teams find value in coming together regularly to collaborate, strengthen relationships, and accelerate progress. We’re focused on shaping thoughtful, team-driven approaches that support both business impact and individual well-being.Where in the world of Kaluza will I be working? You’ll be working on Kaluza’s Energy Retail platform. This is a SaaS technology platform that aims to revolutionise the operating platforms for energy retailers globally. This platform has been built with scale and technical quality in mind and is the foundation for decarbonisation efforts by Kaluza’s customers.  What will I be doing?You will be fully embedded in the Customer Care team, specifically working on KAE (Kaluza Agent Experience) and contact centre tooling, which is integral to building and enabling an energy specific agent product for servicing customers across multiple channels. Key responsibilities include:<ul><li>Providing technical guidance and mentorship to your team to ensure they can ship features quickly while ensuring quality and platform stability is kept to a high standard</li><li>Working closely with the engineering manager and product manager to help shape the future of the Customer Care and CCaaS (Contact centre as a service) tooling</li><li>Writing code to help the team meet their delivery goals</li><li>Reviewing code from your colleagues</li><li>Creating and delivering against the technical strategy for your team in partnership with the engineering manager</li><li>Promoting engineering and delivery best practices within the team</li><li>Championing progressive architecture and reviewing design solutions with other engineering leaders</li><li>Working within a team of other senior leaders responsible for designing and evolving the architecture of the Customer Care and CCaaS (Contact centre as a service) into a global product</li></ul>Is this the job for me?Ideally you’ll have:<ul><li>Strong communication skills</li><li>A bias to action and a ‘Can do’ approach to problem solving in the face of uncertainty</li><li>Deep experience working with Frontend components (ideally using React)</li><li>Strong experience working with integrations on AWS</li><li>Experience of mentoring, training and developing other engineers </li><li>An ability to deliver against a technical strategy iteratively, working through ambiguity to deliver change over longer periods</li><li>Experience of building and nurturing highly collaborative and engaged teams</li><li>An ability to collaborate  with people managers, product managers and agile practitioners to contribute to a high-performing culture</li></ul>Additionally, the following skills would be a bonus:<ul><li>Experience with event-driven architecture</li><li>Experience with implementing and deploying third-party LLMs</li><li>Experience building customer journeys within a contact centre environment (AWS Connect, Genesys Cloud etc)</li></ul>From us you’ll get<ul><li>Pension Scheme</li><li>Discretionary Bonus Scheme</li><li>Private Medical Insurance + Virtual GP</li><li>Life Assurance</li><li>Access to Furthr - a Climate Action app</li><li>Free Mortgage Advice and Eye Tests</li><li>Perks at Work - access to thousands of retail discounts</li><li>5% Flex Fund to spend on the benefits you want most</li><li>26 days holiday</li><li>Flexible bank holidays, giving you an additional 8 days which you can choose to take whenever you like</li><li>Progressive leave policies with no qualifying service periods, including 26 weeks full pay if you have a new addition to your family </li><li>Dedicated personal learning and home office budgets</li><li>Flexible working — we trust you to work in a way that suits your lifestyle</li><li>And more…</li></ul>Even better? You’ll have access to these benefits from day 1 when you join.We want the best peopleWe’re keen to meet people from all walks of life — our view is that the more inclusive we are, the better our work will be. We want to build teams which represent a variety of experiences, perspectives and skills, and we recognise talent on the basis of merit and potential.We understand some people may not apply for jobs unless they tick every box. But if you're excited about joining us and think you have some of what we're looking for, even if you're not 100% sure, we'd still love to hear from you.Find out more about working in <a href="http://kaluza.com">Kaluza</a> on our <a href="https://careers.kaluza.com/">careers page</a> and <a href="https://www.linkedin.com/company/kaluza/">LinkedIn</a>. You can also find our Applicant Data Protection Policy <a href="https://kaluza-careers.cdn.prismic.io/kaluza-careers/aNqkDZ5xUNkB1Owl_2025ApplicantDataProtectionNotice.pdf">here</a>.

Kaluza is the intelligent energy platform enabling the world&rsquo;s largest energy companies to lead the way in the energy transition. From revolutionising energy retail operations to smart electric vehicle charging, our software is empowering energy suppliers to deliver market-leading experiences for their customers and drive decarbonisation.&nbsp;
Launching in 2019, we&rsquo;ve grown rapidly to over 400 employees across the UK, Portugal and the US. We pride ourselves on technical excellence and building a platform that has a real, positive impact in a fast-evolving industry.&nbsp;
We&rsquo;re on the lookout for talented problem solvers, who are determined to make a difference to the world. Sound like you? Find out more about life at Kaluza&nbsp;<a class="body-text-link hyperlink" href="https://careers.kaluza.com/life-at-kaluza">here</a>.

Senior Engineer II - Customer Care

Job title: Senior Engineer IILocation: London, Bristol - HybridReporting to: Engineering ManagerSalary Range:&nbsp;£78,000 - £93,5000This role is based in the UK and requires existing right to work in the UK.At this time, we are not able to offer visa sponsorship for this role. We are committed to building a diverse, global team and our sponsorship policy is evaluated on a role-by-role basis. We encourage you to keep an eye on our careers site to stay informed about future opportunities where we are able to offer visa sponsorship.Kaluza is the Energy Intelligence Platform, turning energy complexity into seamless coordination. We help energy companies overcome today’s challenges while accelerating the shift to a clean, electrified future.Our platform orchestrates millions of real-time decisions across homes, devices, markets and grids. By combining predictive algorithms with human-centred design, Kaluza makes clean energy dependable, affordable and adaptive to everyday life.With teams across Europe, North America, Asia and Australia, and a joint venture with Mitsubishi Corporation in Japan, we power leading companies including OVO, AGL and ENGIE, as well as innovators like Volvo and Volkswagen.At Kaluza we embrace a flexible, hybrid work model that balances autonomy with the power of in-person connection. Many of our teams find value in coming together regularly to collaborate, strengthen relationships, and accelerate progress. We’re focused on shaping thoughtful, team-driven approaches that support both business impact and individual well-being.Where in the world of Kaluza will I be working?&nbsp;You’ll be working on Kaluza’s Energy Retail platform. This is a SaaS technology platform that aims to revolutionise the operating platforms for energy retailers globally. This platform has been built with scale and technical quality in mind and is the foundation for decarbonisation efforts by Kaluza’s customers.&nbsp;&nbsp;What will I be doing?You will be fully embedded in the Customer Care team, specifically working on KAE (Kaluza Agent Experience) and contact centre tooling, which is integral to building and enabling an energy specific agent product for servicing customers across multiple channels.&nbsp;Key responsibilities include:<ul><li>Providing technical guidance and mentorship to your team to ensure they can ship features quickly while ensuring quality and platform stability is kept to a high standard</li><li>Working closely with the engineering manager and product manager to help shape the future of the Customer Care and CCaaS (Contact centre as a service) tooling</li><li>Writing code to help the team meet their delivery goals</li><li>Reviewing code from your colleagues</li><li>Creating and delivering against the technical strategy for your team in partnership with the engineering manager</li><li>Promoting engineering and delivery best practices within the team</li><li>Championing progressive architecture and reviewing design solutions with other engineering leaders</li><li>Working within a team of other senior leaders responsible for designing and evolving the architecture of the Customer Care and CCaaS (Contact centre as a service) into a global product</li></ul>Is this the job for me?Ideally you’ll have:<ul><li>Strong communication skills</li><li>A bias to action and a ‘Can do’ approach to problem solving in the face of uncertainty</li><li>Deep experience working with Frontend components (ideally using React)</li><li>Strong experience working with integrations on AWS</li><li>Experience of mentoring, training and developing other engineers&nbsp;</li><li>An ability to deliver against a technical strategy iteratively, working through ambiguity to deliver change over longer periods</li><li>Experience of building and nurturing highly collaborative and engaged teams</li><li>An ability to collaborate&nbsp; with people managers, product managers and agile practitioners to contribute to a high-performing culture</li></ul>Additionally, the following skills would be a bonus:<ul><li>Experience with event-driven architecture</li><li>Experience with implementing and deploying third-party LLMs</li><li>Experience building customer journeys within a contact centre environment (AWS Connect, Genesys Cloud etc)</li></ul>From us you’ll get<ul><li>Pension Scheme</li><li>Discretionary Bonus Scheme</li><li>Private Medical Insurance + Virtual GP</li><li>Life Assurance</li><li>Access to Furthr - a Climate Action app</li><li>Free Mortgage Advice and Eye Tests</li><li>Perks at Work - access to thousands of retail discounts</li><li>5% Flex Fund to spend on the benefits you want most</li><li>26 days holiday</li><li>Flexible bank holidays, giving you an additional 8 days which you can choose to take whenever you like</li><li>Progressive leave policies with no qualifying service periods, including 26 weeks full pay if you have a new addition to your family&nbsp;</li><li>Dedicated personal learning and home office budgets</li><li>Flexible working — we trust you to work in a way that suits your lifestyle</li><li>And more…</li></ul>Even better? You’ll have access to these benefits from day 1 when you join.We want the best peopleWe’re keen to meet people from all walks of life — our view is that the more inclusive we are, the better our work will be. We want to build teams which represent a variety of experiences, perspectives and skills, and we recognise talent on the basis of merit and potential.We understand some people may not apply for jobs unless they tick every box. But if you're excited about joining us and think you have some of what we're looking for, even if you're not 100% sure, we'd still love to hear from you.Find out more about working in <a href="http://kaluza.com">Kaluza</a> on our <a href="https://careers.kaluza.com/">careers page</a> and <a href="https://www.linkedin.com/company/kaluza/">LinkedIn</a>. You can also find our Applicant Data Protection Policy <a href="https://kaluza-careers.cdn.prismic.io/kaluza-careers/aNqkDZ5xUNkB1Owl_2025ApplicantDataProtectionNotice.pdf">here</a>.&nbsp;

Senior Engineer II - Customer Care

About the Job

About the Company

Kaluza

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