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Numeral, a Mambu company

Senior Software Engineer

Remote

France

Senior

Full Time

26-09-2025

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Skills

SQL Programming Databases Recruitment

Job Specifications

Join Numeral - A Mambu Company, Shaping the Future of Financial Technology!

Join the fintech revolution with Mambu, the leading SaaS cloud banking platform. We're on a mission to make banking better for a billion people. Explore exciting career opportunities and help shape the future of financial services. Learn more here .

About The Team

As a Backend Software Engineer, you will be a key contributor to the development of our payment platform. You'll design, build, and maintain scalable backend systems while ensuring the security, performance, and reliability of our solutions. You'll collaborate with cross-functional teams to deliver cutting-edge payment features that enhance the customer experience.

What You'll Do

Build software that resolves real-life payments/fintech problems for a high number of customers and impacts millions of end-users worldwide.
Deal with complex calculations that require a high degree of logical thinking on top of technical skills.
Lead end-to-end feature delivery from design to planning, implementation and deployment.
Identify, propose and contribute to/coordinate architectural improvements.

What You'll Bring

Experience with Golang or similar programming languages (general purpose, compiled, statically typed)
Experience with relational databases and SQL and familiarity with high concurrent environments, transactions management, and isolation
Recognize the challenges of running a high-volume SaaS platform at a large scale and produce quality, easily maintainable, and documented code that respects best practices.
Solid API design skills, with a focus on security and documentation
You are curious and product-oriented
You are autonomous and proactive.

What You'll Get

Join us to shape the future of banking, where your professional growth is equally as valued as your personal well-being.

Competitive base salary
Company equity for all
Learning and development opportunities
Hybrid/Remote working (location dependant)
30 day working abroad
4 week paid sabbatical after 5 years service
Additional benefits based on location

Let's connect!

Follow Mambu on LinkedIn for the latest Fintech trends and success stories. Connect with us on Facebook , Instagram , and YouTube to experience our vibrant culture. Explore our mission, values, and the world we're building at mambu.com/careers . Check out our Insights Hub for industry insights, Mambu blogs, webinars, and upcoming events.

As part of the recruitment (or HR onboarding) process, you will be required to obtain authorized criminal background and credit screening results, as well as be queried against a sanctions/anti-money-laundering/counter terrorism financing/politically exposed persons screening service and your employment is conditional upon approval of these results.

At Mambu, we encourage all interested candidates to apply, even if they don't meet every listed qualification, as we value diversity and recognize that experience doesn't always perfectly align with job descriptions. We are committed to providing equal opportunities for applicants with disabilities; if you need assistance during the application process, please contact talent.acquisition@mambu.com.

About the Company

Numeral, a Mambu company, is a payment technology provider for fintechs and banks. We offer financial institutions a universal gateway to connect to partner banks and access schemes and a modern payments hub to automate payment processing. With Numeral, fintechs and banks can unlock growth by launching new products and expanding geographically faster, eliminating hidden payment complexity and making their payments future-proof and ever-compliant. Launched in 2021 and acquired by Mambu (www.mambu.com) in 2024 Numeral provi... Know more