Lead Software Engineer - Customer Lifecycle

kraken; Greater London; On-site; GBP 90,000 - 125,000; Full time

Job summary

Kraken is seeking a Senior Software Engineer to lead a development team and own the technical direction while contributing code. You will work on backend systems and client-facing sites for UK-based energy operations, with a strong focus on reliability and scalable design.

You will mentor engineers, perform code reviews, and collaborate with UK market teams to deliver value. This role is based in London and requires right-to-work in the UK, with visa sponsorship not offered.

Qualifications

• Senior Software Engineer or higher with backend focus.
• Strong Python and Django development experience.
• Experience with domain modelling in complex industries.
• Proficient in HTTP/REST APIs and scalable systems.
• Proven track record as a technical leader and mentor.

Responsibilities

• Lead a team of engineers and set technical direction.
• Hands-on coding and code reviews to ensure quality.
• Build and maintain backend systems and client sites for UK-based clients.
• Collaborate with UK market teams and client deliveries.
• Monitor production systems and incident management.

Skills

Python

Django

Domain modelling

HTTP APIs

Asynchronous processing

PostgreSQL

Celery

Technical leadership

Code review

Mentoring

Tools

Django

PostgreSQL

Celery

Job description

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.

Customer Lifecycle makes sure the right customer, account, property, product, contract, and operational actions stay connected as the customer’s relationship with the energy provider changes. Commercials generally handles choosing and pricing the product; Customer Lifecycle takes over once the customer’s intent needs to become an active account, journey, or contract in Kraken.

What you’ll own

• 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.
• 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.
• Your team will be building and maintaining the backend systems and support site for UK-based clients to support their electricity and gas operations.
• You will gain a deep understanding of the inner workings of how the UK energy market operates and help shape our systems to improve them for our clients with a product mindset.
• Work with other market teams, primarily the UK market teams to support their operations.
• 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.
• Help mentor, guide your team

What you bring to the party

• We’re looking for someone with a general interest in technology and problem-solving; someone diligent and thoughtful
• Your level will be Senior Software Engineer or above and we expect you to have experience/expertise in the following (in rough priority order):
• Python and Django (or equivalent web framework) web development experience, as you will be asked to work on some full-stack projects
• Domain modelling, and ability to quickly absorb information about a complex industry
• HTTP and REST APIs
• Writing robust and fault-tolerant software
• Celery and async processing
• Postgres
• Experience being a technical leader in a team
• We’re after someone who’s passionate about code, curious, and eager to learn. You’ll be solving problems with technology to help make us, and the industry, smarter and better for customers.
• You’ll be part of a talented tech team, working on meaningful solutions to real-world problems in an industry that needs innovation, care, and efficiency.

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 [e-mail]. 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.

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.