HR Business Partner

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Smartly.io is seeking an HR Business Partner in London to partner with senior functional leaders, align people priorities with business objectives, coach managers across levels, manage employee relations, support organizational design and workforce planning, and use data and AI enabled tools to drive smarter, faster people decisions while fostering a high-trust, high-performance culture. The role blends strategic partnership with hands on execution and requires 4–7 years of HR experience in a global, fast paced environment, strong ER and coaching skills, a data informed mindset, proficiency with Excel or Google Sheets, and a Bachelor’s degree in HR or business, with Workday, tech or startup experience and AI tool familiarity as preferred qualifications. To apply effectively, tailor your CV to show measurable impact partnering with leaders, examples of workforce planning and org design, successful ER outcomes, leadership development initiatives, and concrete data driven improvements; highlight your comfort using analytics and AI tools, your ability to balance strategy with execution, and your alignment with Smartly’s inclusive culture, then demonstrate willingness to work onsite in London and collaborate with a global team, optionally including links to dashboards or case studies that illustrate your impact.

At Smartly, we’re building high-performing teams in a fast-moving, global environment. As an HR Business Partner, you will partner with senior functional leaders to strengthen team effectiveness, elevate manager capability, and ensure our people practices scale with growth.

This role blends strategic partnership with hands-on execution. You will coach leaders, manage employee relations matters, support organizational changes, and use data and AI-enabled tools to drive smarter, faster people decisions. You will play a key role in fostering a high-trust, high-performance culture.

As an HR Business Partner at Smartly you will…

• Partner with senior functional leaders to align people priorities with business objectives
• Coach managers at multiple levels on performance, feedback, engagement, and effective team leadership
• Manage employee relations matters, exercising sound judgment and appropriate escalation
• Design and facilitate occasional manager enablement or leadership development sessions to strengthen capability across your function
• Support organizational design, team structure evolution, and workforce planning to enable scalable growth
• Use people data, engagement insights, and AI-enabled tools to identify trends, improve efficiency, and drive practical business actions
• Serve as a trusted resource for employees, providing guidance on workplace concerns, development questions, and career growth
• Collaborate with the broader People team to deliver talent, learning, and engagement initiatives
• Partner closely with HR Operations to ensure seamless delivery of core HR processes and employee lifecycle support
• Ensure compliance with employment laws and company policies, handling sensitive matters with discretion and care
• Champion Smartly’s values and contribute to an inclusive, forward-thinking workplace

We are looking for you if you have…

• 4-7 years of HR experience, including experience in an HRBP or similar role
• Experience partnering with leaders in a global, fast-paced organization
• Strong employee relations experience and confidence navigating complex situations
• Excellent coaching and influencing skills across multiple levels of the organization
• A data-informed mindset, with comfort using analytics and AI tools to improve decision-making
• The ability to balance strategic thinking with hands-on execution
• Strong business judgment and a solutions-oriented approach
• Proficiency in Excel or Google Sheets
• A Bachelor’s degree in Human Resources, Business Administration, or a related field

Preferred Qualifications

• Experience with Workday 
• Experience in tech, startup, or scaling environments
• Exposure to AI tools or automation to improve HR workflows
• SHRM-CP, PHR, or similar certification

What we offer you...

At Smartly, we offer a place where you can advance your career. Here, you'll find:

• An Inclusive Global Culture: Join a team of over 750 Smartlies, representing more than 60 nationalities across 24 locations in 13 countries. We cultivate a culture built on trust, transparency, and open feedback, where diverse perspectives are valued and encouraged.
• Global Impact: Contribute to a company making a global impact, directly influencing our customers' success and business growth.
• Focus on Wellbeing: We prioritize your health with healthcare packages, mental health services, and a commitment to work-life balance through paid holidays and family leave.
• Comprehensive Rewards: Benefit from equity options, performance-based rewards, competitive compensation, and career development opportunities.
• Flexible Hybrid Workplace: Experience a hybrid work model, balancing office collaboration with remote work, and the option to work abroad for up to 30 days annually.

Smartly is committed to being a great place for growth-minded individuals to thrive. Explore more in our Culture Handbook!

About Smartly

Smartly is the AI-powered advertising technology company transforming ad experiences for brands and their consumers. Our comprehensive advertising platform seamlessly integrates the capabilities of media, creative, and intelligence to power more than 800 billion impressions and generate more than 300 billion creatives annually, delivering tangible business outcomes for brands and advertisers.

Smartly is the only company in the industry recognized as a Leader in The Forrester Wave: Creative Advertising Technologies with PwC validating the results it delivers for brands. We manage creative and media for 700+ brands worldwide and $6B in ad spend across the largest media platforms, including Facebook, Google, Instagram, Pinterest, Snap, and TikTok. Our end-to-end technology, unmatched access to media platforms and exceptional customer service help Fortune 500 brands to reach and engage consumers and learn what performs best.Smartly is a multinational and diverse team of 750+ Smartlies from 60+ nationalities, working in 13 countries. Together, we want to create and maintain an inclusive environment where everyone feels respected and heard. Our Diversity, Equity & Inclusion approach is at the heart of it.

Visit Smartly to learn more.


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