Fuse Energy

Senior HR Specialist

Fuse Energy
onsite senior full-time London
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First indexed 9 Mar 2026

Description

Your job is to own and improve core people operations across the employee lifecycle at Fuse Energy, a forward-thinking renewable energy startup. As a Senior HR Specialist, you'll be the go-to person for HR operations, policy and process execution, HRIS data integrity, and employee support. You'll partner closely with leadership and hiring managers to deliver a high-trust, high-quality employee experience at scale.

Responsibilities ----------------

  • Own end-to-end HR operations across onboarding, offboarding, employee changes, documentation, and record management.
  • Be the HR operations lead, ensuring smooth execution, high accuracy, and strong employee experience across all touchpoints.
  • Own HRIS administration (data quality, workflows, reporting, audits), and continuously improve how we use systems and tools.
  • Draft, review, and manage contracts, letters, policy documentation, and HR communications, ensuring accuracy and consistency.
  • Drive HR process improvement: identify gaps, redesign workflows, implement SOPs, and standardise scalable processes.
  • Support and strengthen compliance practices (right-to-work, employment documentation, internal controls, data privacy, and local requirements as applicable).
  • Payroll coordination/ownership (depending on structure): ensure inputs are accurate (attendance, leave, changes), liaise with payroll vendors/finance, and troubleshoot issues.
  • Act as a first-line owner for employee relations and employee queries, resolving independently when possible and escalating complex matters appropriately.
  • Lead key people cycles such as performance reviews, probation confirmations, annual processes, and related documentation/training for managers.
  • Provide HR analytics and reporting (headcount, attrition, absences, compliance metrics), and turn insights into operational improvements.
  • Partner with recruiting/ops teams to support hiring operations when needed (offers, pre-boarding, background checks, ATS/HRIS handoffs).

Requirements ------------

  • 2-5 years of experience in HR/People Operations (startup or high-growth environment strongly preferred).
  • Proven ability to own HR operations independently, manage multiple priorities, and deliver high-quality execution with minimal oversight.
  • Strong knowledge of core HR processes (employee lifecycle, documentation, HRIS, payroll coordination, performance cycles, compliance basics).
  • Excellent organisational skills and extreme attention to detail; able to build systems that scale.
  • Strong written and verbal communication skills; confident working with employees and managers across all levels.
  • Experience with HRIS/ATS tools, spreadsheets, reporting, and process documentation (SOPs, workflows, templates).
  • High discretion and sound judgement when handling confidential and sensitive information.
  • Comfortable in ambiguity; proactive mindset with a track record of improving processes rather than only running them.
  • Bonus: experience supporting multi-country teams, visas/relocation coordination, or working with external payroll/HR vendors.

Benefits --------

  • Competitive salary
  • Biannual bonus scheme
  • Fully expensed tech to match your needs
  • Paid annual leave
  • Deliveroo breakfast and dinner allowance
This listing is enriched and indexed by YubHub. To apply, use the employer's original posting: https://jobs.workable.com/view/oEDd9u6PffEvXxyNW1AgFn/senior-hr-specialist-in-london-at-fuse-energy