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Lead Software Engineer – Kraken Utilities (OSS / Telco Integrations)

KrakenLondon, UKPosted 30 Sept 2026

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About this role

Help us use technology to make a big green dent in the universe! Kraken powers some of the most innovative global developments in energy. We create the technology that redefines utilities and unlocks a new energy system of the future. By optimising renewable generation, building a more intelligent grid, and empowering utilities to deliver an exceptional customer experience, our operating system is transforming the industry worldwide.

It’s an incredibly exciting time to work in energy. Join us on our mission to improve the lives of ONE BILLION humans within the decade and shape a cleaner, better future for everyone. About Kraken Utilities Kraken is a globally proven technology platform, already licensed to support over 55 million customer accounts , with a target of 100 million by 2027 . It is one of the most advanced, AI-driven platforms for utility management—covering billing, CRM, meter data, and intelligent customer communications.

We are now extending Kraken beyond energy into water and broadband , forming a new division: Kraken Utilities . Over the past three years, this team has been built from the ground up to re-architect and evolve Kraken for new industries—solving complex challenges like water leak detection , customer experience transformation , and high-volume data processing . We are in a rapid growth phase, with clients including: Severn Trent, Leep, Portsmouth Water, Essential Energy, TalkTalk, and Cuckoo , and a global team of 120+ people .

🏡 Where you'll fit in This is not a “business-as-usual” engineering role. You will play a key role in shaping how Kraken integrates with telecom and utility ecosystems—designing systems that are scalable, resilient, and developer-friendly. You’ll act as a systems thinker and architect , solving multi-team challenges and building platforms that other engineers (internal and external) rely on. 🚀 What you’ll own Design and develop new components of the Kraken platform for broadband utilities You will work closely with (and help shape) the OSS & Integrations function, which is responsible for: Partner Integrations Build and maintain integrations with telecom network providers, CPE (router) providers, and call record systems Handle a mix of REST and SOAP APIs to provision and query network state API & Platform Development Develop robust APIs connecting Kraken to external telco infrastructure Improve integration reliability and scalability Automation Create workflows to streamline operations between Kraken and partner systems Drive Architectural Improvements Reduce tight coupling between integrations and core business logic (e.g.

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Order Management, Quoting, Charging) Improve system stability and developer productivity Lead on microservice design , contract testing , and integration patterns Build facades and emulators to simulate integrations Treat internal developers as first-class customers Design and build an SDK layer for third party developers Team & Culture Impact Help scale Kraken Utilities by embedding a strong engineering and customer-first culture Influence how teams are structured and how systems evolve Take ownership of architectural direction and execution 🧠 What you bring to the party We’re looking for an empathetic leader who enjoys solving complex system problems.

You’ll be responsible for leading a team of engineers, making decisions on how the team operates and setting the technical direction of the team. You'll be curious about AI developer workflows, ready to experiment and introduce new ways of working This role will involve line management duties, as well as being hands on and close to the code. You’ll be responsible for ensuring the quality of the code being delivered through thoughtful code review.

Work with other engineering teams and external engineering teams regularly Work with client delivery to help prioritize, deliver and maintain work required by clients. Be responsible for monitoring and alerting of production systems and where required, lead and manage incidents. Core Technical Skills Experience with Python stack and Web frameworks Strong domain modelling skills HTTP & REST APIs Building robust, fault-tolerant systems ⭐️ Bonus points Experience building SDKs or APIs for other developers What Makes This Role Different You’ll work on platform-level architecture , not just features You’ll design systems that impact multiple teams and external partners You’ll help redefine how developers interact with Kraken via SDKs and abstractions You’ll have real ownership in shaping both technology and team structure Kraken is a certified Great Place to Work in France, Germany, Spain, Japan and Australia.

In the UK we are one of the Best Workplaces on Glassdoor with a score of 4.7. Check out our Welcome to the Jungle site ( FR / EN ) to learn more about our teams and culture. Are you ready for a career with us? We want to ensure you have all the tools and environment you need to unleash your potential. If you have any specific accommodations or a unique preference, please contact us at ----- and we'll do what we can to customise your interview process for comfort and maximum magic! Studies have shown that some groups of people, like women, are less likely to apply to a role unless they meet 100% of the job requirements.

Whoever you are, if you like one of our jobs, we encourage you to apply as you might just be the candidate we hire. Across Kraken, we're looking for genuinely decent people who are honest and empathetic. Our people are our strongest asset and the unique skills and perspectives people bring to the team are the driving force of our success. As an equal opportunity employer, we do not discriminate on the basis of any protected attribute.

We consider all applicants without regard to race, colour, religion, national origin, age, sex, gender identity or expression, sexual orientation, marital or veteran status, disability, or any other legally protected status. U.S. based candidates can learn more about their EEO rights here. Our (i) Applicant and Candidate Privacy Notice and Artificial Intelligence (AI) Notice , (ii) Website Privacy Notice and (iii) Cookie Notice govern the collection and use of your personal data in connection with your application and use of our website.

These policies explain how we handle your data and outline your rights under applicable laws, including, but not limited to, the General Data Protection Regulation (GDPR) and the California Consumer Privacy Act (CCPA). Depending on your location, you may have the right to access, correct, or delete your information, object to processing, or withdraw consent. By applying, you acknowledge that you’ve read, understood and consent to these terms Are you ready for a career with us? We want to ensure you have the right tools and environment to unleash your potential.

If you have any accommodation requests, please contact us at ----- We’ll do our best to tailor the experience to your needs so you can feel comfortable, confident and be at your best! Studies have shown that some groups of people, like women, are less likely to apply to a role unless they meet 100% of the job requirements. Whoever you are, if you like one of our jobs, we encourage you to apply as you might just be the candidate we’re looking for! At Kraken, we're creating a team of genuine, honest, empathetic people.

Our people are our strongest asset and the unique skills and perspectives people bring to the team are the driving force of our success. As an equal opportunity employer, we do not discriminate on the basis of any protected attribute. We consider all applicants without regard to race, colour, religion, national origin, age, sex, gender identity or expression, sexual orientation, marital or veteran status, disability, or any other legally protected status.

*Our (i) Applicant and Candidate Privacy Notice and Artificial Intelligence (AI) Notice , (ii) Website Privacy Notice and (iii) Cookie Notice govern the collection and use of your personal data in connection with your application and use of our website. These policies explain how we handle your data and outline your rights under applicable laws, including, but not limited to, the General Data Protection Regulation (GDPR) and the California Consumer Privacy Act (CCPA).

Depending on your location, you may have the right to access, correct, or delete your information, object to processing, or withdraw consent. By applying, you acknowledge that you’ve read, understood and consent to these terms Please note that, in line with our current recruitment policy, we are unable to offer visa sponsorship for this position; applicants must have the right to work in the country that they're applying to, at the time of application.* Find Jobs in United Kingdom on Arbeitnow

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