Human Resources Manager or Officer

Human Resources Manager or Officer Duration: 12 month FTC Location: Any of our European offices, we work a Hybrid working model. Hours : Part-time 22.5 hours (flexible how these are done over the week) Start date: No later than October 2026 Role Overview We are looking for an experienced and proactive Part-Time HR Manager or Officer to join our team. This role provides key support to the Senior HR Manager, with a focus on employee relations across Europe and the effective management of payroll processes. This is a high-impact, varied role at an exciting moment for our team. We are looking for someone who thrives in a dynamic environment, who can build credibility and develop relationships quickly, and brings a willingness to get things done. In return, we offer a genuinely collaborative team spirit, where every day flexibility is supported, but high standards and the willingness to go the extra mile is asked in return. Key Responsibilities Support the Senior HR Manager on employee relations (ER) matters across multiple European jurisdictions, from routine queries through to more complex cases Line managing two payroll administrators (job share), providing day-to-day support, direction, and quality oversight Managing payroll and benefit processes, ensuring accuracy and compliance, and supporting ongoing integration and process improvement Assist with the development and implementation of HR policies and procedures Act as a trusted, knowledgeable point of contact for employees and managers with HR queries What We Are Looking For Proven hands-on experience in a broad HR generalist or HR management role A strong employee relations background, with the confidence to advise and manage cases independently and an understanding of European employment considerations Experience managing payroll, ideally across multiple countries Strong organisational skills with a capability to juggle multiple priorities and to work independently Comfort with change, ambiguity, and being part a function that is actively evolving Excellent communication and interpersonal skills, and motivation to build relationships Experience managing or mentoring others within an HR or payroll function Strong verbal and written English language skills, additional European languages a benefit Oxera is an equal opportunities employer and values diversity at all levels of the organisation. We encourage applications from all qualified candidates regardless of race, gender, disability, religion/belief, sexual orientation or age. Department Human Resources Locations Multiple locations Remote status Hybrid Employment type Contract Job Type Fixed Term Contract