Climate & Environment Full-time

Software Engineer II (Flex)

Kaluza

Posted

Apr 29, 2026

Location

UK

Type

Full-time

Compensation

$46000 - $60000

Mission

What you will drive

  • Design and deliver scalable features for the Flex platform, integrating technologies like electric vehicles and enabling customer offerings such as 'Charge Anytime'.
  • Work closely with data scientists and backend engineers on core optimisation problems, taking ownership of features from early idea through to ongoing improvement.
  • Write high-quality, well-tested code and contribute to a strong engineering culture, building software that decarbonises transport and home energy use at scale.

Impact

The difference you'll make

This role directly contributes to decarbonising transport and home energy use at scale by building software that enables a flexible, dynamic energy system, integrating renewable energy and electric vehicles.

Profile

What makes you a great fit

  • Hands-on engineer with expertise in at least one programming language; strong engineering fundamentals valued over specific language experience.
  • Experience building or contributing to a variety of systems across different technologies.
  • Knowledge of modern engineering best practices, including test automation and continuous delivery.
  • Collaborative mindset with a passion for developing products that positively impact people and the environment.

Benefits

What's in it for you

Salary: £46,000 - £60,000 per year. Benefits include pension scheme, discretionary bonus, private medical insurance, life assurance, 26 days holiday plus flexible bank holidays, 26 weeks full pay for new parents, personal learning and home office budgets, flexible working, and more.

About

Inside Kaluza

Kaluza is the Energy Intelligence Platform that helps energy companies accelerate the shift to a clean, electrified future by leveraging data, AI, and real-time decision-making to turn energy complexity into growth opportunities.