Senior Director, Business Development (New Verticals) jobs in United States
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Flex · 15 hours ago

Senior Director, Business Development (New Verticals)

Flex is a growth-stage FinTech company headquartered in NYC, dedicated to transforming the rent payment experience. They are seeking a Senior Director of Business Development to spearhead partnerships and drive growth by entering new industries and closing complex deals.

AppsBillingFinancial ServicesFinTechSoftware

Responsibilities

Originate and Build New Partnerships. Proactively source, qualify, and pursue aggregator and platform partnership opportunities that unlock scalable access to new industries. Drive outbound prospecting, relationship development, and creative deal sourcing to build a healthy, high-value pipeline
Structure and Close Complex Deals. Lead the full lifecycle of strategic negotiations—including commercial terms, pricing, exclusivity, and go-to-market commitments—working cross-functionally with Legal and Finance to finalize agreements that drive material business impact
Develop Market Entry & GTM Strategies. Define Flex’s entry strategy for new payment categories, identifying where platform integration creates the most leverage. Translate market insights into actionable go-to-market plans and partnership roadmaps
Enable Scalable Distribution Through Platforms. Secure one-to-many integrations with partners that aggregate large populations of billers or consumers, enabling efficient, repeatable distribution through a single technical deployment
Align with GTM and Sales Teams. Partner with New Vertical GTM leadership and Sales team members to coordinate joint pipeline management, co-selling efforts, and downstream activation across Flex’s key verticals
Launch and Operationalize Partnerships. Work hand-in-hand with Product, Engineering, and Marketing to ensure seamless partner onboarding, technical deployment, and post-launch optimization
Feed Market Insights Back to Product. Provide structured market feedback to Product and Engineering teams to shape integration strategy, API roadmap, and partner tooling—ensuring Flex’s solutions remain competitive and scalable

Qualification

Business DevelopmentStrategic PartnershipsEnterprise SalesMarket Entry StrategiesNegotiation ExpertiseCommunicatorAdaptabilityStrategic Judgment

Required

10+ years in business development, strategic partnerships, or enterprise sales within FinTech, Payments, or SaaS
Proven hunter DNA — demonstrated success in origination-heavy roles where you personally sourced and closed complex, first-of-kind deals
Strong experience working with aggregators or platform-based partnerships, ideally involving one-to-many distribution models
Full-cycle deal ownership — from outbound prospecting through contracting, launch, and scaling
Skilled communicator with executive presence, commercial fluency, and negotiation expertise
Operates with urgency, adaptability, and strategic judgment in fast-changing, high-growth environments

Benefits

Competitive medical, dental, and vision available from Day 1
Company equity
401(k) plan with company match (our company match kicks off at the beginning of 2026)
Unlimited paid time off + 13 company paid holidays
Parental leave
Flex Cares Program
Free Flex subscription
Competitive compensation + company equity
Unlimited PTO

Company

Flex enables people to pay rent bills on a schedule that fits their personal finances.

Funding

Current Stage
Growth Stage
Total Funding
unknown
2025-03-31Series A
2019-11-01Seed
2019-07-24Pre Seed

Leadership Team

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Shragie Lichtenstein
Co-Founder & CEO
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Michael Jannain
Staff Software Engineer
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Company data provided by crunchbase