Self Service Lead - Client Services (UK & INTL)

We are seeking a dynamic Client Services Lead to spearhead our Self-Serve business unit, supporting advertisers and agencies using our platform directly across the UK and International markets. This individual will play a pivotal role in driving adoption, optimization, and growth of programmatic revenue through our DSP, serving as both a strategic partner and technical consultant.

As a team lead, you’ll manage a small, high-performing group of client service specialists while also owning relationships with high-value self-serve clients. You’ll ensure platform adoption, campaign success, and client satisfaction through best-in-class support, insights, and training.

Key responsibilities

• Lead the Client Services function for Self-Service, acting as the go-to expert on our DSP for internal teams and clients.

• Manage and coach a team of 2 direct reports, ensuring excellence in client support, campaign troubleshooting, and account growth.

• Plan Strategic initiatives to achieve Self Serve business goals, complementing the wider UK strategy

• Own relationships with high-priority self-serve clients, including enterprise agencies and direct clients

• Provide consultative onboarding, enablement, and advanced training to empower clients to succeed on our platform.

• Monitor campaign performance directly within Blis DSP and offer proactive insights and optimisation guidance.

• Partner with Sales, Product, Ops, and Insights teams to ensure smooth activation, measurement, and delivery.

• Champion the voice of the client within the organisation, identifying friction points and collaborating with Product to resolve.

• Lead Quarterly Business Reviews (QBRs), post-campaign analysis (PCAs), and strategic planning sessions with clients.

• Identify account expansion opportunities through deeper platform adoption, new feature usage, or cross-channel strategy support.

• Maintain a strong understanding of evolving programmatic trends including cookieless solutions, identity, and channel innovation (CTV, Audio, DOOH).

• Commitment to Blis' Inclusion initiatives & 5 step sustainability plan.
  

Skills and requirements

• 5+ years of experience in programmatic advertising, preferably in a client-facing DSP environment (e.g., The Trade Desk, StackAdapt, Xandr).

• Proven track record of supporting or managing self-serve clients and growing programmatic revenue.

• Strong working knowledge of DSP campaign setup, pacing, targeting, reporting, and troubleshooting.

• Demonstrated leadership ability — either in team management or project ownership.

• Highly analytical with the ability to interpret performance data and recommend strategic actions.

• Excellent communication skills with the ability to simplify the complex and educate clients at all levels.

• Detail-oriented, solutions-driven, and thrives in a fast-moving environment.

• Comfortable engaging with both hands-on practitioners and senior-level stakeholders.
  

Preferred:

• Experience managing a pod or small team.

• Familiarity with pixel implementation, tagging, and basic troubleshooting across ad tech stacks.

• Knowledge of SSP dynamics, identity solutions, and programmatic measurement best practices.

• Prior experience working at or with independent DSPs or omnichannel platforms.

• Passion for client education and platform evangelism.

About us

Blis is the only omnichannel DSP that unites telco data, real-world movement patterns, and transactions to deliver a complete view of the consumer. Powered by T-Mobile and built for precision at scale, Blis' omnichannel platform helps marketers map the full purchase journey – from impression to transaction – and expand their audience reach, driving incremental results across every screen.

Founded in the UK in 2004, Blis employs over 300 global employees across 14 offices in 11 countries.

Our Values - B.L.I.S.
Brave

We're leaders not followers

An innovation and growth mindset helps us solve everyday challenges and achieve breakthroughs. Our passion drives us to innovate. We don’t see barriers, just possibilities.

We take ownership and hold ourselves accountable for outcomes, good and bad – and we don’t pass the buck.

Love our clients

We're client obsessed

We do what we say and build trusted relationships with our partners for the long term. We act with integrity. We put our clients at the center of our business. We obsess over the best insights, ideas and solutions to deliver WOW and work with honesty and accountability to get it done.

Inclusive

We're one team

We are empathetic and embrace diversity. Everyone has a voice and can bring their authentic self to work. We care about and support each other – with humility and good humor. Mutual respect and wellbeing are key. We strive to eliminate bias and be open and transparent.

Solutions driven

We're action oriented

Speed matters in business, so we're solution-driven and action-oriented. We value simplification and calculated risk taking. We are lean, agile and resourceful self-starters. We collaborate and break silos, working thoughtfully and with urgency to solve problems, while learning from mistakes and celebrating wins.

If this looks like the perfect fit for you or if you just want to have a conversation, please apply and we will get back to you as quickly as possible!