Kaluza
Open positions
UX Researcher
UX Researcher on Kaluza's Global UX team: runs mixed-methods research (qualitative plus Mixpanel behavioural data) in a B2B2C energy-platform setting, coaches non-researchers to run studies, and leads research ops including tooling. Hybrid, 3 days a week in Bristol or London; salary £58,000–£70,000.
Security GRC Lead
Owns Kaluza's security governance, risk and compliance capability: building a Common Control Framework, leading SOC 2 Type 2 / ISO 27001 / ISO 22301 readiness, automating control evidence with GRC tools like Vanta, and acting as the security bridge to the central Risk & Compliance team. Based in London or Bristol; no visa sponsorship.
Pre-Sales Engineer - Energy Retail
Location: London or Bristol, UK (hybrid, three days a week in the office) Level: Senior Engineer C3 Team: Growth Salary: £60,000 - £70,000 + discretionary bonus Contract: Permanent Reporting To: Head of Sales…
Software Engineering Manager
People-focused engineering manager at Kaluza (energy intelligence platform) leading up to 10 engineers in a client-facing domain team, guiding technical and product vision and unblocking delivery. Hybrid role (3 days/week in office) based in London, Bristol or Edinburgh; expects familiarity with modern tech including Kafka and agile/lean practices.
Staff Release Engineer
Location: Bristol or London, UK (hybrid, three days a week in the office) Level: Staff Engineer TL2 Team: Release Engineering Salary: £97,600 - £125,000 + discretionary bonus Contract: Permanent Reporting To: Software…
Product Manager - Products & Pricing
Product Manager - Products and Pricing Location: London, UK (hybrid, three days a week in the office) Salary: £50,000 – £60,000 Team: Energy Commerce Contract: Permanent Please note: This role requires an existing…
Product Manager - Agent Experience (Fluency in French & English required)
Product Manager - Agent Experience Location: Paris, France preferred, open to London applicants (hybrid, three days a week in the office) Team: Customer care Salary: €46,000 – €55,000 / £47,000 – £59,000 Language:…
Software Engineer
Location: Bristol, London, Edinburgh, UK (hybrid, three days a week in the office) Level: Engineer C2 Team: Engineering Salary: £45,000 – £62,000 + discretionary bonus Contract: Permanent Reporting To: Software…
Head of Platform Foundations
Location: London or Bristol, UK (hybrid, three days a week in the office) Level: Head of Engineering Team: Platform Foundations Salary: £115,200 - £144,000 + discretionary bonus Contract: Permanent Reporting To:…
Senior Software Engineering Manager (Global Billing, Payments & API )
Senior engineering manager leading two domains of Kaluza's shared global billing, payments and API core platform used by major energy retailers. Owns technical/product strategy, cross-functional stakeholder alignment, and full people-leadership (hiring, performance, pay) for two teams, applying AI/LLMs to customer-facing impact.
Business Development Manager
Location: London, UK (hybrid, three days a week in the office) Level: Business Development Manager C3 Team: Commercial Salary: £55,000 – £75,000 + discretionary bonus Contract: Permanent Reporting To: Director of…
Senior Software Engineer
Location: Bristol, London or Edinburgh (hybrid, three days a week in the office) Level: Senior Engineer I C3 Team: Engineering Salary: £60,000 – £80,000 + discretionary bonus Contract: Permanent Reporting To: Software…
Security Operations Lead
Kaluza, an energy intelligence platform company, is hiring a Security Operations Lead (Engineering Manager level) in Bristol or London (hybrid, 3 days in office) to build and lead a security operations team spanning the UK and Australia — owning incident response, threat hunting, and SIEM/EDR detection tooling, with a focus on AI-related security risks. £70k–£87k plus bonus; existing UK right to w
AppSec Staff Engineer
Staff-level application security engineer joining Kaluza's Security Engineering team in Bristol (hybrid, 3 days/week on-site). Day to day they embed security across the SDLC — integrating tooling and AI to detect threats, guiding secure architecture, mentoring engineers, and managing risk — for Kaluza's energy intelligence platform.
Principal Software Engineer
Location: London, Bristol or Edinburgh (hybrid, three days a week in the office) Level: Principal Engineer TL2 / TL3 Team: Enterprise Architecture Salary: £120,000 – £160,000 + discretionary bonus Contract: Permanent…
Product Manager - Energy Billing (Fluent French & English)
Kaluza is hiring a Product Manager to lead the French localisation of its energy billing platform, translating French energy market regulations into detailed product requirements from meter read to bill. The hands-on role involves working with clients, engineers, UX and QA teams, and requires fluent French and English, based in London 3 days a week.
Director, Quality & Release Engineering
Location: London or Bristol, UK (hybrid, three days a week in the office) Level: Director Team: Quality & Release Salary : £150,000 - £180,000 + discretionary bonus Contract: Permanent Reporting To: VP Engineering…
Head of Product (Flex)
Head of Product Location: London (Hybrid Office - 3+ days per week) Salary: £112,000 - £140,000 Team: Product (Flex) Level: HoD Please note: This role requires an existing right to work in the UK. We can’t offer visa…
Delivery Manager (12 month FTC)
Kaluza is hiring a Delivery Manager on a 12-month fixed-term contract (Bristol/London hybrid) to shepherd product and tech roadmap delivery: managing capacity plans, tracking milestones, resolving dependencies, transparent risk reporting, and embedding Agile/Lean ways of working across cross-functional teams.
Platform Engineer
Job title: Platform Engineer (Senior level) Location: London or Bristol (Including Hybrid) Salary: £56,000 - £84,000 Team: Platform Engineering Reporting To: Engineering Manager This role is based in the UK and…