At Assembly, our mission is to find the change that fuels growth. We apply this principle to the work we do with our clients and to how we engage with our people. We’re a modern global agency bringing together media, data, technology and talent to make brands perform.

Our business is purpose driven. In March 2022, we were named Ad Age’s first ever Purpose-Led Agency of the Year, recognised for our mission to leave the world better than we found it. This year we became B Corp certified, the result of a two-year journey. We’re proud to have created a culture where diversity of thought, experience, and background are valued, within an environment that fosters continuous learning, adaptability, and a shared passion for meaningful impact.

When you join Assembly, you become part of an award-winning global community of digitally led experts, home to 1,500 talented people across 25 offices globally. Together we create unique data, technology and media solutions that enable faster and smarter problem solving within an inspired, collaborative workplace.

Assembly is poised for its next chapter of growth. We’re a meritocratic, high-performance business with a progressive outlook and a growth mindset in all that we do. To realise our potential we need some new skills and thinking.

The core DNA of Assembly lies in digital performance marketing. New and existing clients are asking us to extend this expertise across all media, connecting traditional channels with digital methods of execution, measurement and automation. We were born the right way to do this – we’re building out from a leading digital and technology capability and adding the rest, rather than trying to reverse engineer a legacy business into a more modern version of itself. At Assembly we ask our people to embody three core values:

Show Up: actively contribute to a space of personal and collective growth

Make Change: embrace obstacles as opportunities, taking intentional steps to drive positive change

Win Well: approach success with integrity, responsibility, and a commitment to collaboration, understanding that the journey is as important as the destination.

We look forward to meeting you and to discussing how we can grow together.

As a Client Partner, you will set the strategic and operational vision for one of the agency’s flagship accounts, establishing the benchmark for excellence in client delivery, communication, and team leadership. You will be accountable for driving client satisfaction, retention, and growth by proactively shaping plans that unlock business impact for our clients and incremental revenue for the agency. Acting as a trusted senior partner, you will build and nurture strong relationships with senior client stakeholders, whilst leading and empowering a high-performing team to deliver best-in-class work that exceeds expectations.

• Client Leadership: Build and maintain trusted relationships with senior client stakeholders, acting as a strategic advisor and escalation point to navigate complex or sensitive conversations.
• Commercial Growth: Proactively identify and convert opportunities that drive incremental revenue for the agency, with a clear understanding of the client’s commercial landscape, priorities, and challenges.
• Strategic Vision & Delivery: Define and oversee the long-term strategic and operational vision for the account, ensuring seamless coordination across teams and consistent delivery of excellence.
• Team Leadership & Development: Lead, inspire, and mentor a multidisciplinary team to deliver best-in-class work, setting clear direction, empowering ownership, and fostering a high-performance culture.
• Client Satisfaction & Retention: Monitor and improve client satisfaction scores, implementing measures to protect and grow accounts while ensuring delivery consistently exceeds client expectations.
• Agency Representation: Champion the agency both internally and externally, ensuring our standards, values, and ways of working are represented at the highest level.

• Strong client leadership skills, with a track record of building trusted relationships with senior stakeholders and influencing at C-suite level.
• Demonstrated ability to lead, develop, and inspire teams, fostering collaboration, accountability, and delivery of best-in-class work.
• Proven expertise in media planning and strategy, with the ability to translate client objectives into effective, data-driven campaigns.
• Deep understanding of digital planning and performance channels, with the ability to integrate across offline and online to drive measurable business outcomes.
• Strong commercial acumen, with the ability to identify growth opportunities, optimise account performance, and understand client P&L dynamics.
• Extensive experience working with B2B and SaaS brands, and/or leading international planning and multi-market campaign delivery.

Assembly is an advocate for equal opportunity in the workplace. We are committed to ensuring equal opportunities regardless of race, colour, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability and gender identity. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you have a disability or special need that requires accommodation, please let us know.