International Employee Relations Consultant, Human Resources - London

CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives.

Joining the International HR team at CoStar Group, you will contribute to the creation of a highly successful, fast‑paced, growth‑oriented, global organization. Our people vision and strategy are aligned with CoStar Group’s overall business objectives, centred on attracting, retaining, and developing diverse talent in the communities that we operate within.

CoStar Group is seeking an experienced International Employee Relations Consultant to support the International region (mainly the UK, France, Germany, Spain, Singapore, China, Japan, Indonesia), providing expert advice on complex Employee Relations matters and ensuring consistent, compliant, and fair people practices. This role will partner closely with the HR Business Partners, Legal, and business leaders to manage risk, support decision‑making, and contribute to positive employee outcomes across multiple jurisdictions. This position is in‑office, Monday through Friday.

• Act as a trusted advisor to HR Business Partners and business leaders on a wide range of Employee Relations matters across International.
• Manage complex and sensitive Employee Relations cases, including disciplinary, grievance, performance management, redundancy, consultation, and termination processes.
• Lead and support collective and individual consultation processes, ensuring legal compliance and best practice.
• Provide clear, pragmatic guidance aligned with local employment law requirements and company policies.
• Prepare and review Employee Relations documentation, including outcome letters, consultation materials, and settlement agreements.
• Support investigations and advise on appropriate risk mitigation strategies.
• Partner with the Legal team on high‑risk cases and claims management.
• Contribute to the development and continuous improvement of Employee Relations frameworks, processes, and manager capability.
• Track and analyse Employee Relations trends to proactively identify risks and improvement opportunities.
• Ensure a consistent approach to Employee Relations across countries while respecting local legal and cultural differences.

• Bachelor’s degree, or equivalent experience, with a strong track record of commitment to prior employers.
• Proven experience in Employee Relations supporting the UK and wider EMEA region.
• Strong UK employment law expertise (essential).
• Experience supporting France from an Employee Relations and employment law perspective (highly desirable).
• Exposure to Germany, Spain, and/or APAC employment frameworks is a strong advantage.
• Demonstrated ability to manage complex Employee Relations cases independently and operate with sound judgement.
• Confident delivering difficult or sensitive messages and influencing outcomes across multiple stakeholders.
• Ability to juggle multiple priorities in a fast‑paced, high‑volume environment, adapting quickly to change and ambiguity.
• Excellent written and verbal communication skills, with a consultative, trusted‑advisor approach.
• Experience working in a matrixed, international organization, balancing business needs with employee fairness and legal compliance.
• Fluency in English is required. French, Spanish or German language capability are beneficial.

Working at CoStar Group means you'll enjoy a culture of collaboration and innovation that attracts the best and brightest across a broad range of disciplines. As well as having an outstanding working environment based in the Blue Fin or one of our key UK‑wide hubs, other perks include full private medical cover, dental cover, Life Assurance and member rewards, 28 days annual leave, a competitive pension, season ticket loans, enhanced maternity and paternity pay and much more!

CoStar recognises the positive value of diversity and promotes equality. We aim at all times to recruit the person who is most suited to the job and welcome applications from people of all backgrounds including but not limited to; people of all genders, of all ages, sexual orientations, ethnicities, nationalities, religions and beliefs. CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug‑free workplace and perform pre‑employment substance abuse testing.