Senior Software Engineer

Enfuce; Espoo; Remote; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Employee stock options

Flexible paid time off

Remote work and up to 30 days

Job summary

Enfuce is seeking a Senior Software Engineer to architect and build mission-critical APIs that power our cloud-native modular API platform. You will shape the foundation of Enfuce's next-generation offerings and own projects from concept to deployment in a fast-paced fintech environment.

You will lead high-impact work, mentor teammates, and collaborate across product and engineering to deliver scalable, secure payment solutions. The role emphasizes Java, AWS, Spring, and API-first thinking.

Qualifications

• Proven ability to build robust, scalable Java services with a focus on API development.
• Experience designing, building, and running applications in AWS.
• Experience with Spring framework and high-performance applications.
• SQL experience with Oracle, Aurora or Postgres.
• Growth mindset and interest in payments industry; willingness to push technical limits.
• Excellent communication in English and collaboration skills.
• Willingness to coach and mentor other engineers.

Responsibilities

• Architect and develop mission-critical APIs and systems powering Enfuce's next-gen cloud-native modular API.
• Own deliverables from concept to deployment and influence platform direction.

Skills

Java

AWS

Spring

SQL

Mentoring

English communication

Code reviews

Tools

OpenAPI

JUnit

AWS CDK

Generative AI

Job description

About Enfuce:

• Founded in 2016, Enfuce is a female-founded and led global payments partner solving payments complexity for ambitious brands, banks and fintech leaders. Born in the Nordics and built for the world, Enfuce combines deep payments expertise with cloud-native technology to help customers launch and scale with confidence.

• Enfuce is a strategic issuing and licensing partner delivering premium, flexible payment programmes across consumer, commercial and B2B use cases. Built for fast launch and trusted scale, Enfuce designs, launches and runs card programmes supporting debit, credit, prepaid, fleet and fuel propositions, alongside digital wallets and card scheme connectivity.

• Enfuce combines cloud-native issuing, embedded compliance and fraud intelligence to deliver velocity with control. Its modular technology and in-house expertise enable customers to create tailored payment solutions that are flexible, scalable and secure.

• As a regulated payments partner, Enfuce holds Electronic Money Institution licences from both the Finnish Financial Supervisory Authority and the UK Financial Conduct Authority and is a principal member of Visa and Mastercard. Its PCI-DSS-certified, cloud-native platform is designed for enterprise-grade reliability and global scalability, with 99.999% platform uptime.

• Enfuce has raised €73.5 million in funding and has received industry recognition including Fintech of the Year and Best ESG Campaign at the 2024 European Fintech Awards.

About the role:

• In this role you are going to be developing APIs that provide essential functionality that helps our customers grow their business and will be the cornerstone of the Enfuce service offerings for the foreseeable future as we build out our next generation cloud native modular API.

• We are looking for people who are focussed on writing high-quality scalable code and can take ownership of key deliverables and contribute to our fast paced, ambitious team. This role will directly support Enfuce’s mission to deliver flexible, scalable, and secure payment solutions, enhancing customer satisfaction and business efficiency.

What you'll be doing:

• As a Senior Software Engineer at Enfuce, you will be at the forefront of architecting and developing mission-critical APIs and systems that not only empower our customers to scale but also shape the foundation of our next-generation cloud-native modular API. The solutions you create will be pivotal to Enfuce's future offerings, making this role a unique opportunity to leave a lasting impact on a fast-growing fintech. This isn’t just about writing code - this is about owning meaningful projects, influencing the technical direction of our platform, and contributing to the scalability and success of Enfuce. If you're driven to push boundaries, own solutions from concept to deployment, and grow in a dynamic, high-stakes environment, this is the opportunity you’ve been waiting for.

What you'll bring:

• You’re highly proficient in building robust, scalable Java services.

• You have hands-on experience designing, building, and running applications in AWS.

• You have built high-performance applications using Spring framework.

• SQL experience (ideally with Oracle, Aurora or Postgres databases)

• Growth mindset, curious to learn about card issuing and the payments industry, and you thrive on pushing your technical limits.

• Excellent communication in English and great collaboration skills

• You’re ready to coach and mentor other engineers, offering constructive feedback in code reviews to elevate the entire team.

Nice to have:

• Payments industry experience.

• Familiarity with OpenAPI documentation standards.

• Proficiency in Test-Driven Development (TDD) using jUnit.

• Experience building AWS cloud infrastructure with AWS CDK.

• Experience using Generative AI or AI agents (e.g., coding assistance, testing, or automation).

Why You’ll Love Working At Enfuce:

• High autonomy & ownership: We give you the freedom to own your work and trust you to make the best decisions for your projects.

• Top-tier talent: Join a team of industry experts and highly skilled professionals who are as passionate as you are about innovation.

• Unlimited growth potential: We support your ambition with plenty of room for personal and professional growth within the company.

• Flexible, remote work: Work from anywhere up to 30 days, in an environment that values flexibility and work-life balance.

• A supportive culture: You’ll be part of a team that encourages, motivates, and celebrates success together.

Comprehensive benefits package:We take care of our people with great benefits to match the value you bring.

Benefits & Perks:

Fair pay and employee stock option:

• We value the input of every employee and want you to tap into the growth we build together. That’s why our salaries are competitive and reassessed regularly, and you have access to an employee stock option program.

Flexible Paid Time Off:

• We offer a flexible paid time off policy, providing up to 5 weeks of annual vacation days and paid family leave, subject to country regulations. Additionally, you can benefit from hybrid or remote work options, promoting a healthy work-life balance.

Regular Fun With Your Team:

• To spend other than work-related time with your teammates, you get a team activity budget for three quarters a year. The fourth quarter is reserved for a company-wide event.

Healthcare, Mobile Phone And More:

• Depending on location, additional benefits can include healthcare, pension, phone support, lunch, wellbeing and insurance benefits.