HR Assistant

TMX Group; City Of London; On-site; GBP 24,000 - 34,000; Full time

Job summary

Trayport, based in London, is seeking an HR Assistant to deliver high-quality administrative, operational, and HRIS support across our European region. You will be the first point of contact for employee queries and help ensure accurate data and timely lifecycle processing in joiners, movers, and leavers.

You will support payroll inputs with Global Payroll and Total Rewards, assist with ER cases, maintain records in HRIS, and contribute to audits and policy updates.

Qualifications

• Proven administrative experience in 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.
• Team player, with the ability to also manage work independently.
• Ability to prioritise tasks and strong time management.
• Basic understanding of UK Employment Law.

Responsibilities

• Serve as the first point of contact for general employee HR queries.
• Coordinate 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).
• 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).
• Support the HR team on requests & HR annual projects (performance cycle, year-end, compliance, HRIS testing).

Skills

Administrative experience

Attention to detail

Communication skills

Confidentiality

Process improvement

Stakeholder management

HRIS proficiency

Team player

Time management

UK Employment Law understanding

Education

Interest in CIPD qualification

Tools

Workday

G-Suite

Job description

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.

Our Culture:

At Trayport, our people power our success. We are a place where talented people never stop learning, innovating and working together to make an impact! We offer you more than a job - we offer you the opportunity to work with, and learn from the most respected industry and thought leaders in the business. We’re always pushing the boundaries, rapidly expanding our global presence across London, Vienna, Singapore, Bremen and North America. At Trayport, we understand that our people are crucial to our future. We strive to provide a challenging and inspirational atmosphere; employing intelligent, enthusiastic, adaptable individuals and giving them the freedom, training, and guidance to allow them to consistently achieve their potential.

If you share our vision and are motivated to challenge the status quo - we want to hear from you!