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TMX

HR Assistant

London - 2 Gresham Street

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hirly's read of this role

Seniority
Mid level
Country
GB
Work mode
On-site / unstated
First seen by hirly
8 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

The HR Assistant delivers high-quality administrative, operational, and HRIS support across our European region. This role ensures data accuracy, smooth joiner/mover/leaver execution, and seamless daily HR service delivery as the first point of contact for employee queries.

Responsibilities

  • Serve as the first point of contact for general employee HR queries
  • Coordination of employee life cycle processes (joiners, movers, leavers)
  • Support monthly HR payroll inputs in collaboration with the Global Payroll and Total Rewards teams
  • Support in ER cases (note taking, file notes, documentation preparation etc.)
  • Maintain employee records, HRIS platforms and compliance documentation
  • Assist with regional audit reporting and policy documentation updates
  • Preparing BAU HR documentation (e.g. reference letters, change to employment letters)
  • Supporting the HR team on requests & HR annual projects (performance cycle, year-end, compliance, HRIS testing etc.)
  • Essential:
  • Proven administrative experience within a fast-paced environment
  • High attention to detail and strong organisation
  • Excellent written and verbal communication
  • Confidence handling confidential and sensitive information
  • Drive to make process improvements
  • Enjoys stakeholder management and building strong working relationships
  • Proficiency with HRIS tools and standard office software
  • Teamplayer, with the ability to also manage work independently
  • Ability to prioritise tasks and strong time management
  • Basic understanding of UK Employment Law

Desirable:

  • Prior exposure to working within an international HR shared service operations
  • Proven experience in a customer / client facing role
  • Experience with G-Suite and Workday
  • Interest in wider HR community and career opportunities (for example, currently undertaking or interest in completing CIPD Qualification)

Trayport is committed to creating and sustaining a collegial work environment in which all individuals are treated with dignity and respect and one which reflects the diversity of the community in which we operate. We provide accommodations for applicants and employees who require it.

Original posting on TMX's site ↗

Listed on hirly, a job board. hirly is not the employer: TMX is hiring for this role.

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