Senior Account Manager (AdTech / MarTech / SaaS)

Adverity; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Benefits offered by this job

Home office subsidy

Annual company trips

Health insurance

Pension matching

Lunch allowance

Generous vacation

Job summary

Adverity is seeking an Account Manager to expand a high-value portfolio from our London office with hybrid working. You will guide customers on their data maturity journey, uncover new revenue opportunities, and position Adverity as a strategic partner driving measurable ROI.

You will lead commercial execution, build cross-functional relationships, and champion customer value to reduce churn and drive expansion.

Qualifications

• 5+ years in SaaS account management or equivalent industry experience.
• Proven track record of driving revenue growth with upsell and cross-sell.
• Strong ability to influence executive stakeholders and secure long-term partnerships.

Responsibilities

• Drive revenue growth through upsells and cross-sells within your portfolio.
• Own the commercial execution end-to-end from spotting opportunities to closing deals.
• Build data-backed business cases linking product features to ROI and business outcomes.
• Maintain multi-threaded relationships with executive stakeholders to secure influence.

Skills

SaaS sales

Account management

Executive stakeholders

Upsell & cross-sell

Gainsight

Data analytics

Forecasting

Strategic storytelling

Tools

Gainsight

Job description

• As a strategic commercial partners, Account Managers are responsible for securing and expanding a high-value portfolio by guiding customers along their data maturity journey and uncovering new revenue opportunities
• Through a deep understanding of customer objectives, the role positions Adverity as a critical enabler of strategic business outcomes—not just a platform provider
• By consistently demonstrating measurable ROI and influencing executive stakeholders, the Account Manager plays a pivotal role in turning customer partnerships into long-term, revenue-generating growth engines
• This is a full-time position based in our London Office working on a hybrid basis
• Drive revenue growth through strategic upsells and cross-sells, aligning Adverity’s evolving capabilities (e.g., AI analytics, Data Quality) with customer pain points
• Proactively identify commercial opportunities within your portfolio, turning business challenges into expansion conversations
• Build and deliver compelling, data-backed business cases that connect product functionality to measurable ROI and strategic business outcomes
• Consistently exceed Net Revenue Retention (NRR) targets by unlocking new revenue streams and minimizing contraction
• Position Adverity as a critical pillar in the customer’s data strategy, steering conversations away from features and toward long-term value
• Own the commercial execution of your accounts end-to-end—from opportunity spotting to deal closing and internal alignment
• Build deep, multi-threaded relationships with executive stakeholders to secure influence and elevate commercial positioning
• Anticipate renewal risks early and neutralize churn threats with value reinforcement and competitive differentiation
• Maintain rigorous CRM documentation to support account planning, forecasting, and stakeholder visibility
• Champion the customer’s voice across internal teams to ensure our roadmap and services fuel commercial expansion and retention

Benefits

• Personal development and training opportunities
• Home office subsidy supporting you to work comfortably at home
• Regular team events, as well as annual company trips
• Well-stocked kitchens that cater to all dietary needs
• Generous vacation & time off benefits
• Health insurance benefits including Dental & Vision
• Pension matching schemes
• Child care & parental leave benefits
• Lunch allowance for our in-house restaurant

Self-directed and outcome-obsessed, with a relentless focus on growthExperience navigating complex accounts and multi-threaded relationships to accelerate commercial outcomesProficiency in CRM and success tools (e.g., Gainsight), including forecasting, account planning, and stakeholder mappingEffective at using AI tools and modern productivity tech to streamline operations and focus on revenue-driving activitiesComfortable engaging and influencing executive-level stakeholders and economic buyers to drive deal progressionSkilled in crafting persuasive business cases and commercial narratives tied to customer KPIs and ROI outcomesProven track record of driving revenue expansion in SaaS, ideally in a Data Platform or AdTech / MarTech environmentStrong sales instincts with demonstrated success in identifying, developing, and closing expansion, upsell and cross-sell opportunitiesStrong financial and strategic acumen—able to link data and product features to top-line impactDeep understanding of enterprise buying cycles, commercial drivers, and stakeholder motivations