Senior Human Resources Business Partner in London

When you join Exclaimer you will join a global award-winning SaaS provider with an exceptional revenue rate, ambitious growth plans, and an inclusive and outcomes-driven culture. Exclaimer is a high-growth SaaS company with 300+ colleagues across the UK, US, Europe, and Asia-Pacific. We promote a people-first culture built on fairness, inclusion, psychological safety, and continuous learning. As we evolve into a multi-channel platform for branded business communications, we offer employees the opportunity to shape the future of global communication—while growing their careers in a culture where curiosity, creativity, and accountability thrive. We’re officially Great Place To Work Certified. Exclaimer has been recognised by Great Place To Work for our culture of collaboration, trust, and growth. This certification reflects our commitment to creating an environment where every voice matters and people genuinely enjoy coming to work.

Responsibilities

• Act as the primary People Partner to Sales & Marketing leadership, building strong, trusted relationships and serving as a thought partner on organizational and people strategy.
• Embed the People function within the GTM organization, ensuring people priorities are tightly aligned to commercial goals and growth plans.
• Coach and influence senior leaders to drive high performance, accountability, and effective leadership behaviours across Sales & Marketing teams.
• Lead the design, evaluation, and ongoing evolution of sales commission and incentive structures, ensuring they are fair, motivating, scalable, and aligned to business objectives.
• Partner closely with Sales Leadership, Finance, and RevOps to ensure commission plans drive the right behaviours and support sustainable revenue growth.
• Support the implementation and governance of sales performance frameworks, including quota setting, role clarity, and performance expectations.
• Design and implement career pathways, progression frameworks, and competency models across Sales & Marketing roles.
• Partner with GTM Leadership to define what “great” looks like at each level and ensure clear development routes for high performers.
• Enable talent reviews, succession planning, and targeted development plans for critical GTM roles.
• Lead and support organizational design initiatives within GTM, including role design, team structures, and capacity planning.
• Partner with leaders through periods of growth, change, and transformation, ensuring clear communication and strong change management.
• Support workforce planning across regions (UK, USA, ROW including Netherlands & Australia), ensuring the GTM organization scales effectively.
• Embed performance enablement processes that drive clarity, accountability, and results within Sales & Marketing teams.
• Support leaders in setting effective goals and OKRs aligned to GTM strategy.
• Use people data and insights to diagnose performance challenges and inform interventions that improve sales outcomes.
• Act as a trusted advisor on complex employee relations matters within GTM and Sales, ensuring pragmatic, commercial, and values-led outcomes.
• Foster a high-performance, feedback-rich culture while maintaining strong engagement and retention across revenue-generating teams.
• Partner with leaders to role model Exclaimer’s values and embed them into day-to-day Sales leadership practices.
• Work closely with Talent Acquisition to ensure GTM hiring aligns with capability needs, role clarity, and long-term growth plans.
• Collaborate with central People teams to deliver key people programmes and ensure consistency while allowing for GTM-specific nuance.

Skills, knowledge, and expertise

• Deep experience as a Senior HRBP or People Partner, ideally within high-growth, B2B, SaaS, or commercial environments.
• Proven experience partnering with Sales and Marketing teams, with a strong understanding of how people practices impact revenue performance.
• Hands-on experience designing or restructuring sales commission and incentive plans.
• Demonstrated success in implementing GTM career pathways, progression frameworks, and performance enablement processes.
• Strong commercial acumen, with the ability to balance people-first principles with business outcomes.
• Experience managing performance effectively, including the design and execution of Performance Improvement Plans (PIPs) that are fair, data-driven, and outcome-focused.
• Global experience as a HRBP including UK, US and ideally EMEA/APAC.
• Confidence influencing and challenging senior leaders with credibility and pragmatism.
• Excellent communication, coaching, and stakeholder management skills.
• Comfort working with ambiguity, change, and pace.

Benefits and equal opportunity

At Exclaimer, we’re proud to offer a benefits package that reflects our commitment to supporting you professionally, personally, and wherever life takes you. Alongside competitive pay, you’ll have access to generous paid time off, flexible working options including our XFlex programme and a “work from anywhere” allowance - plus enhanced leave for all new parents, regardless of gender, family structure, or path to parenthood. Our wellbeing offering includes comprehensive healthcare coverage, fully funded insurance and income protection, access to 24/7 virtual care, and mental health, legal and financial support through employee assistance programmes. We help you plan for the future with contributory retirement plans and savings support, and back your day-to-day wellbeing with perks like subscriptions to Calm and Blinkist, fitness and lifestyle credits, global travel assistance and a wide range of discounts. Wherever you’re based, you’ll find that Exclaimer’s benefits are designed to help you thrive: at work and beyond.

At Exclaimer, inclusion is more than a policy - it’s part of who we are. We’re proud to be an equal opportunity employer and welcome applications from people of all backgrounds, experiences, and identities. We consider all candidates fairly and without discrimination irrespective of ethnicity, race, religion, nationality, age, gender, marital status, disability, neurodivergence, caring responsibilities, sexual orientation, or gender identity. We’re building a culture where everyone feels they belong and can thrive, and we’d love for you to be part of it. If you require any reasonable adjustments or support through the application or hiring process, please email the team in confidence to let us know.