GAIN HR Manager (12 month FTC Maternity Cover)

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Team: HR

Reporting to: Head of HR Business Partners

Location: London (office / hybrid)

ABOUT:
GAIN is a creative-led, insight-driven company that blends data, tech and creativity. We believe the best ideas emerge where intelligence and creativity unite, where insight sparks imagination, and where innovation turns possibility into progress.

We are explorers of new frontiers, shaping bold strategies that move people, brands, and businesses forward. Individually and together, our specialist teams provide the vision, data, and confidence brands and organisations need to make braver, more impactful decisions.

Today as GAIN, we work as a united force, using data to fuel creativity, and technology to unlock new possibilities. As imagineers we don't just embrace innovation - we engineer it, transforming information into action, and ideas into breakthroughs.

This is where rebel thinking, smart technology, and data-driven creativity shape the future.

Through our five specialist teams: Creative Studio, Conversion, Customer Science, Experience and Performance. Individually, and together, we work to fuel growth, and deliver measurable impact.

THE ROLE:As the HR Manager (12 month FTC Maternity Cover), you'll work closely with the CEO and SLT of one of our Business Units to align people strategies with business goals. Reporting into the Head of HR Business Partners, you'll be a trusted advisor, helping drive organisational effectiveness, foster a high-performing and inclusive culture, and support the end-to-end employee lifecycle.

This is a hands-on, strategic role ideal for someone who thrives in a fast-paced, creative, and data-informed environment. You must be able to work independently, but with the knowledge there is a supportive wider team in place.

RESPONSIBILITIES:

Strategic Partnership

• Serve as a strategic advisor to senior leaders within the assigned business unit, building a deep understanding of their objectives and challenges.
• Partner with leadership to identify workforce needs and implement people strategies that support business goals.
• Support the implementation of the People Operating Model at a business unit level.

Talent Management & Development

• Partner with the Talent Acquisition and Learning teams to attract, retain, and develop top talent.
• Facilitate performance management processes, leadership development, and succession planning efforts.
• Coach managers on building high-performing teams and developing leadership capabilities.

Employee Experience & Culture

• Champion initiatives that promote an inclusive, engaging & high-performance culture
• Support leaders in navigating change, driving employment engagement and leading with empathy
• Equip managers with tools to foster inclusive leadership and handle sensitive employee relations issues

Operational HR Excellence

• Support implementation of core HR processes and policies within the business units (e.g. performance reviews, compensation cycles, promotions).
• Ensure compliance with employment laws and internal HR standards.
• Use data and insights to inform decisions, identify trends, and drive continuous improvement.
• Collaboration & Influence
• Work closely with HR departments (e.g., Talent, Rewards, HR Operations) to deliver consistent and scalable people solutions.
• Collaborate with other HRBPs to share best practices, drive consistency, and support cross functional initiatives.
• Provide day-to-day coaching and guidance to managers on a wide range of HR issues.

Requirements

• Education: Bachelor's degree in Human Resources, Business Administration, or CIPD

• 5+ years of progressive experience in HR, including at least 2 years in a business partnering or HR generalist role.
• Experience supporting fast-paced, creative, digital, or tech-driven environments is highly desirable.
• Demonstrated ability to influence senior leaders and manage complex stakeholder relationships.

Skills

• Strong business acumen with the ability to align HR strategies with organizational goals.
• Excellent communication and interpersonal skills; able to build trust quickly.
• Proficient in employment law, HR best practices, and core HR systems.
• Analytical and data driven mindset with experience using data to inform decisions.
• High emotional intelligence and a commitment to fostering diverse and inclusive workplaces.
• Comfortable working through ambiguity and change with a proactive, solutions-oriented mindset.
• Strong Conflict Management skills, navigating sensitive issues with discretion and fairness.

HOW YOU'LL WORK:

Constant curiosity: You can think critically and understand the data, knowing where you need to take action. You're analytical with the ability to investigate and resolve
Pushing boundaries: You'll make the most efficient use of technology, suggesting process improvements
The power of our imagination: You're a problem solver who goes the extra mile. You'll know the best approach to take with clients to get results.
Making it happen: You're proactive and you know you can make a difference. You use your sound judgement when making decisions and you take responsibility for your decisions and actions.
Putting people first: You'll build effective relationships with people, internally and externally, understanding both business and client needs.

Benefits

Our benefits for UK employees include:

• Private Medical Insurance
• BUPA Life Assurance
• Income protection
• Employee Assistance Programme
• Cycle to Work salary sacrifice scheme
• Tech & Wearables salary sacrifice scheme
• Octopus EV Scheme
• Discounts and deals on a range of items from hotels, holidays and hormone testing to cinema, gyms and will writing

GAIN is an equal opportunities employer and positively encourages applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, or pregnancy and maternity