HR Specialist

CompanySimpson Thacher & Bartlett LLP

LocationLondon, England, United Kingdom

Posted At1/9/2026

UK Visa Sponsorship Analytics

Occupation Type

Human resources and industrial relations officers

Occupation Code Skill LevelMedium Skilled

Sponsorship Salary Threshold

£41,700 (£21.38 per hour)

Standard minimum applies

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Description

The firm

Simpson Thacher & Bartlett LLP is one of the world’s leading international law firms. The Firm was established in 1884 and has more than 1,000 lawyers. Headquartered in New York with offices in Beijing, Brussels, Hong Kong, Houston, London, Los Angeles, Luxembourg, Palo Alto, São Paulo, Tokyo and Washington, D.C., the Firm provides coordinated legal advice and transactional capability to clients around the globe.

Description/Job Summary

To provide a comprehensive HR service to the firm’s European offices covering legal talent and professional staff. To act as an agent of change in the HR department and the firm, working across all aspects of the HR function’s remit.

To work in partnership with managers and partners to provide professional, client focused HR advice and solutions that support and build organisational and people capabilities and an excellent working environment for staff.

Responsibilities/Duties

Employee Relations

To support with formal employee relations matters including investigations, capability hearings, disciplinary hearings, probation review processes and flexible working requests.

To lead on informal ER issues including, absence management and informal performance reviews.

Performance Reviews

To support the annual review process for legal talent and professional staff.
Work with the HR Management team to assist with communications and materials for the annual review process for legal talent and professional staff.

HR Policies

To keep abreast of any developments in employment law and best practice in the firm’s European offices.
Work with the Senior HR Manager to review and update HR polices and procedures.
To provide guidance on the interpretation of HR policies to managers and partners in conjunction with UK, Belgian and Luxembourg employment law.
To assist with communicating and reinforcing policies and procedures, such as time recording, vacation tracking, overtime and expense claims.

Health and Wellbeing

To support the health and wellbeing of staff through identifying need for occupational health checks, flu jabs and ergonomic assessments.

Operational Human Resources

To continuously review HR processes and recommend efficiencies for the team.
To support the HR Assistants and Coordinators with written communication including contract variation letters, claw back letters and any ad hoc communication required.
To work with the HR Assistants and HR Coordinators to ensure that the payroll and HRIS team receive all required information in a timely manner.
To support the HR Assistants HR Coordinators with all HR queries.
To ensure all staff receive a probationary review and to following up on any issues where necessary.
To lead on all immigration matters for current employees.
To lead on all inbound secondments.
To support the HR Coordinators with all client secondments.
To support the HR Managers with the development of the HR assistants and HR Coordinators.

Other Duties/responsibilities

Contribution to any other office initiatives/projects as and when required or requested.

This is not an exhaustive list of duties and responsibilities which may be subject to change over time.

Required Skills

Proven HR generalist experience of five years is required;
A Bachelor’s degree is strongly preferred;
CIPD qualified is strongly preferred;
Knowledge of current employment legislation, best practice and potential developments;
Knowledge of employee relations and performance management;
Highly effective communications skills (both verbal and written) and the ability to communicate credibly and diplomatically at all levels;
Ability to manipulate and present qualitative and quantitative data in a meaningful and persuasive way;
Excellent time management and organisation skills, and the ability to simultaneously manage multiple highly detailed projects;
Ability to manage a very busy workload within deadlines;
Excellent attention to detail;
Ability to maintain professionalism under pressure;
Ability to keep confidential any information, observations or viewpoints regarding office personnel or matters;
Ability to solve problems on an immediate basis and work using initiative;
Ability to demonstrate a flexible and hands-on attitude;
Previous experience of working with Workday is preferred;

Previous experience of international visas and international mobility; and

Excellent IT skills including Microsoft Office Suite (Word, Excel and PowerPoint).

Equal Opportunities

Simpson Thacher is committed to ensuring that everyone can reach their full potential, irrespective of background, identity or circumstance. We recognise that in order to be successful we need to attract, retain and develop diverse talent at all levels. This means recruiting from the widest possible pool of talent and fostering a collegial environment which maximises collaboration and empowers everyone at Simpson Thacher to bring their whole selves to work. If there is anything we can do to accommodate you to participate fully in the recruitment or interview process, please let us know by emailing List-LondonRecruitment@lists.stblaw.com.