Technical Customer Success Manager, UK

Technical Customer Success Manager, UK

Nash is seeking a senior, permanent Technical Customer Success Manager to join our team in the UK. This onsite role is ideal for an experienced professional passionate about owning and growing strategic enterprise accounts within the tech industry.

About the Role

As a Technical Customer Success Manager at Nash, you will be the long-term owner of key customer relationships. You will act as an embedded partner, working directly with customer product, engineering, and operations teams to design, deploy, and continuously optimize solutions on Nash’s platform. This role blends strategic account leadership with hands-on technical problem-solving, focusing on driving adoption, reducing defects, improving operational performance, and ensuring customers achieve significant business impact.

Key Responsibilities

• Own enterprise customer accounts end-to-end, serving as the single point of accountability for adoption, performance, and growth.
• Collaborate closely with customer product and engineering teams to design, deploy, and scale solutions on Nash’s platform.
• Develop deep expertise in Nash’s platform capabilities and limitations to advise customers and guide integrations.
• Identify opportunities for improvement and drive measurable outcomes across key performance indicators such as delivery performance, defect reduction, and cost efficiency.
• Lead account growth and retention by ensuring customers realize ongoing value and by identifying new expansion opportunities.
• Troubleshoot and resolve integration or workflow challenges in partnership with customer engineers and Nash’s internal teams.
• Act as the internal advocate for your accounts, ensuring their priorities are represented across cross-functional initiatives.

Requirements

• 5+ years of experience in a customer-facing, technical role such as Technical Customer Success Manager, Technical Account Manager, Solutions Engineer, or similar.
• Proven track record of owning enterprise customer relationships and driving adoption, performance, and growth.
• Strong technical fluency, including comfort with APIs, integrations, debugging workflows, and collaborating with engineering teams.
• Experience advising customer product/engineering leaders and translating technical concepts into business outcomes.
• Excellent analytical and problem-solving skills with the ability to diagnose root causes in complex systems.
• Demonstrated ability to quickly master a product and leverage that knowledge to guide customers and shape feedback.
• Strong communication and executive presence skills.

Nice-to-Have Qualifications

• Experience in last-mile logistics, supply chain, or complex B2B SaaS systems.
• Experience in high-growth startups or enterprise retail environments.
• Familiarity with tools such as Jira, API documentation, observability platforms, or engineering workflows.
• Background in consultative roles with both technical depth and commercial accountability.

What We Offer

• Opportunity to be part of an early-stage, well-funded startup with a direct impact on the company's growth.
• Career development opportunities.
• Quarterly broader team on-sites for team bonding.
• Competitive compensation and the potential for equity.
• Flexible paid time off.
• Health, dental, and vision insurance.