GTM Engineer

About SumUp

We believe in the everyday hero. Those who have the courage to follow their passion and who have the strength and determination to realise their dreams.

Small business owners are at the heart of all we do, so we're creating powerful, easy-to-use financial solutions to help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that small business owners can be successful doing what they love.

The Role
As a Growth Manager / GTM Engineer, you’ll play a key role in scaling SumUp’s outbound sales motion. Your focus will be on implementing our outbound strategy and generating high-quality sales-qualified leads across multiple channels.

You’ll execute, analyse, and optimise AI-powered SDR campaigns, craft engaging messaging for target audiences, and support the creation of marketing materials. By partnering closely with our sales team, you’ll provide feedback on lead quality and ensure a seamless handover process.

This is a high-impact role where you’ll drive continuous testing and optimisation of automated outbound campaigns to maximise conversion rates and help us reach ambitious growth goals.

What you’ll do

• Launch, monitor, and optimise outbound campaigns across different channels

• Generate and qualify high-quality leads, ensuring a steady flow of opportunities for our Sales team

• Develop compelling messaging and content to drive reply and engagement rates

• Work with SDRs and AEs to improve list quality, monitor conversion rates, and share actionable insights

• Test and iterate campaigns regularly to boost performance and increase automation across core markets

• Support the Outbound Growth Lead in reporting, analysis, and process improvement

• Track and report on SQL generation, opportunity creation, conversion ratios and closed revenue impact

You’ll be great for this role if you have

• 3+ years of experience in outbound sales or marketing automation
Hands-on experience with Sales Engagement platforms (e.g. Clay, Artisan, Apollo.io)

• Knowledge of automation tools (Make, Zapier, N8N, or similar)

• Strong copywriting and A/B testing skills to optimise messaging

• A proven track record of hitting or exceeding outbound targets

• Strong analytical and problem-solving skills, with the ability to use data to uncover new lead opportunities

• Excellent communication skills and the ability to work with cross-functional teams

• Comfort with ambiguity and a growth mindset to thrive in a fast-changing environment

🇬🇧 Why you should join SumUp (London)

• 🌎 Opportunity to work with a truly global, multicultural team from our central Covent Garden location, wrapped in historic charm and modern flair.

• 🌈 Commitment to Diversity and Inclusion: be part of a workplace that values and promotes diversity, fostering an inclusive environment where everyone's perspectives are respected and embraced

• 🚀 Enrolment onto our VSOP program: you will own a stake in SumUp’s future success

• 🏖 Generous time off: enjoy 28 days of paid leave, plus bank holidays and special leaves

• 🏥 Health matters: Vitality health cover, including optical and dental

• 🚗 Life made easier: salary-sacrifice commuter benefits via Gogeta

• 💼 Financial security: retirement scheme (SumUp matches 7% when you contribute 5%)

• 🛡 Peace of mind: life insurance from MetLife for 2× your salary

• 🌴 Break4me: 1-month sabbatical after 3 years of service🔗 Referral Bonus: earn additional rewards by referring talented individuals to join the SumUp team

At SumUp, we’re on a mission to empower small businesses around the world with simple, affordable tools to help them start, run, and grow. More than 4 million merchants across 36 markets trust us as their financial partner — and we’re just getting started.

We’re a global team of 3,000+ people from over 90 nationalities, united by curiosity, collaboration, and care. Our core valuesOpens in new window and cultureOpens in new window shape everything we do, fostering inclusion, learning, and belonging.

SumUp is proud to be an Equal Employment Opportunity employer, committed to building a safe, respectful, and diverse workplace where everyone can thrive.

👉 Explore more about our culture on our careers site, or follow us on LinkedInOpens in new window and InstagramOpens in new window.

Job Application Tip

We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp.

Job Application Tip

We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp.