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About the Role
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. We're engineering the future of financial services with AI at its core. If you're ready to apply cutting-edge technology to problems that affect millions of people, your next chapter starts here.
Responsibilities
- Developing bank connectivity and payment automation products, features, and capabilities, with a focus on security, stability, and performance
- Owning architectural decisions for complex, high-impact projects and driving technical direction across teams
- Collaborating with Product Managers and DevOps Software Engineers to maintain a fast-paced, iterative, and continuously improved product development and delivery process
- Applying security by design principles to public and internal APIs
- Solving architectural and technical challenges to reduce complexity while creating value for customers and users
- Mentoring and upskilling junior and mid-level engineers through code reviews, pair programming, and technical guidance
- Defining and executing Numeral's technical roadmap to improve team velocity and control technical debt
- Acting as a technical reference and escalation point for critical incidents and high-stakes production issues.
Requirements
- 5+ years of professional software engineering experience, with significant hands-on experience in Golang
- Background in fintech, banking, or payments (SEPA, Swift, Ebics…), with an understanding of the regulatory and operational constraints of the industry
- Proven track record designing and owning complex, distributed backend systems in production
- Deep experience with relational databases and SQL, including high-concurrency environments, transaction management, and isolation levels at scale
- Strong understanding of the challenges of running a high-volume SaaS platform at scale, with a track record of producing quality, maintainable, well-documented code that respects best practices
- Advanced API design skills, with a strong focus on security, versioning, and documentation
- Demonstrated ability to mentor engineers and elevate team-wide engineering standards
- Curious, interested in business understanding and product oriented
- Highly autonomous, proactive, and comfortable driving ambiguous technical problems to resolution
- 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-lending/counter terrorism financing/politically exposed persons screening service and your employment is conditional upon approval of these results.
Skills
- Golang
- Fintech
- Banking
- Payments
- SEPA
- Swift
- Ebics
- Distributed backend systems
- Relational databases
- SQL
- High-concurrency environments
- Transaction management
- Isolation levels
- SaaS platform
- API design
- Security
- Versioning
- Documentation
- CI using Gitlab
- Kubernetes
- Cloud hosting with AWS
- EC2
- S3
- EKS
- RDS
- Kafka
- Message broker middlewares
Location
- Hybrid/Remote (location dependant)
Work Type
- Hybrid
- Remote
- Full-time
Experience Level
- Senior
- 5+ years of professional software engineering experience
Salary/Compensations
- Competitive base salary
Benefits
- Company equity for all
- Learning and development opportunities
- 60 day working abroad
- 4 week paid sabbatical after 5 years service
- Additional benefits based on location
About the Company
- Mambu is the leading SaaS cloud banking platform.
- We're on a mission to make banking better for a billion people.
- We're engineering the future of financial services with AI at its core.
- At Mambu, AI isn't a feature — it's how we're rebuilding banking from the ground up.
Equal Opportunity
- 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.