{"id":1723763,"url":"https://alion.io/job/kaluza-principal-engineer","title":"Principal Engineer","company":{"id":51455,"name":"Kaluza","domain":"kaluza.com","url":"https://alion.io/company/kaluza","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":80,"open_postings":5,"ghost_share":0,"stale_share":0.8,"repost_share":0,"time_to_fill_p50_days":29,"computed_at":"2026-10-10T05:45:15Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Bristol, United Kingdom","London, United Kingdom","Edinburgh, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":75000,"max_usd":129000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":82},"experience_years_min":null,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"CI/CD","optional":false}],"status":"live","first_seen_at":"2026-10-02T09:25:56Z","employer_posted_date":"2026-10-02","last_verified_at":"2026-10-12T00:26:17Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"Job title: Principal Engineer\nLocation: London / Bristol / Edinburgh (Hybrid Office - 3+ days per week)\nTeam: Enterprise Architecture\nLevel: TL2 / TL3\nThis role is based in London, Bristol or Edinburgh and requires existing right to work in the UK.\nAt 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.\nKaluza 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.\nOur 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.\nWith 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.\nWhat will I be doing?\nAs a Principal Software Engineer at Kaluza, you will be the leading technical authority for a major global product area comprising multiple modules. You will lead innovation on some of the most complex, ambiguous, and large-scale solutions, aligning them with target architecture standards and contributing to the creation of a scalable platform.\nYou’ll have a broad sphere of influence, enabling multiple teams and serving as a strategic partner to our architecture leadership team and our community of principal and staff engineers.\nYour impact will come mostly from 'hands-off' work; you’ll not be expected to write code day-to-day. But for some challenges, you may need to dive into code-level design or help build a proof-of-concept.\nAbout You\nIdeally you’ll have/be\nArchitect modern distributed, cloud-based systems applying modern architecture and engineering practices in an enterprise software environment.\nShape and influence technical vision and product roadmaps to align with business goals.\nProvide hands-on leadership, making appropriate technical choices to satisfy requirements.\nMentor and guide engineers in delivering autonomous, loosely coupled distributed systems with proven architectural principles and patterns.\nLead technical due diligence and make high-stakes decisions with confidence.\nDeliver results, influence diverse audiences, and orchestrate cross-functional solutions spanning multiple product features.\nEngage effectively with both technical teams and executive leaders.\nWork independently and collaboratively, bringing strong opinions while respecting others, communicating openly, and maintaining self-awareness with a continuous growth mindset.\nWhat will set you apart \nExperience enabling engineering teams to use AI and delivering AI/ML powered solutions.\nDemonstrable experience in architecting solutions in complex business domains, particularly interface design and data modelling, ideally with experience in AWS and API design.\nProven track record delivering global B2B2CSaaS (energy or other mission-critical industries).\nSuccess driving adoption of modern engineering practices (e.g. DevOps, CI/CD).\nExperience leading teams through significant changes in ways of working.\nAbility to ramp up rapidly in new domains and technologies.\nWhere you'll work\n We offer flexible working, with an expectation of 3 days a week in the office. This gives us the best of both: real time together to collaborate and build relationships, with the flexibility to work in the way that suits you best the rest of the week.\nKaluza Values\nHere at Kaluza we have five core values that guide us as a business: Play to win, Solve the real problem, Build trust every day, Own the outcome, Go further together.\nOur Perks\nPension Scheme\nDiscretionary Bonus Scheme\nPrivate Medical Insurance + Virtual GP\nLife Assurance\nAccess to Furthr - a Climate Action app\nFree Mortgage Advice and Eye Tests\nPerks at Work - access to thousands of retail discounts\n5% Flex Fund - to spend on the benefits you want most\n26 days holiday\nProgressive Leave Policy - With no qualifying service periods, including 26 weeks full pay if you have a new addition to your family\nPersonal Learning Budget - Upskill, learn and grow!\nHome Office BudgetAnd more!\n\nWe want the best people\nWe’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.\nWe 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.\nFind out more about working inKaluza on ourcareers page and LinkedIn.","description_format":"text","description_chars":5129,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Flexible schedule","Health insurance","Home office"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Energy & Utilities"],"lifecycle":[{"event":"open","at":"2026-10-02T21:35:20Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Skilled Worker, Senior or Specialist Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Skilled Worker; Global Business Mobility: Senior or Specialist Worker","cap_exempt":false,"checked_at":"2026-10-10T06:21:00+00:00","sources":["UK Home Office: register of licensed sponsors (workers)"],"filings_for_role_12m":0}],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":7,"expected_fill_days":29,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/kaluza-principal-engineer","json_url":"https://alion.io/job/kaluza-principal-engineer.json","meta":{"generated_at":"2026-10-12T00:40:49Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":233,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":51455},"rest":"https://alion.io/mcp/rest/get_company?id=51455"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fkaluza-principal-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fkaluza-principal-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fkaluza-principal-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/kaluza-principal-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fkaluza-principal-engineer"}]}