Senior Java Developer

1 day ago

Estonia Avalanche Laboratory Full time €4,000 - €8,000 per year

Senior Java Developer - for Digital Security Domain in Banking

Tallinn, Estonia | Hybrid (2-3 days/week onsite)

Consulting Role for Enterprise Banking Client


PROJECT DESCRIPTION

Join us on a mission-critical consulting project in the Digital Security domain for a leading enterprise bank in the Nordics. You'll work on modernising and securing their digital platforms by designing and building robust Java-based systems focused on cryptography, identity, and secure microservices. You'll be part of a senior, cross-functional team that puts engineering excellence and trust at the core of everything they build.

This is not just another backend Java job - it's an opportunity to contribute to systems that protect millions of users and billions in assets across the digital economy.


DO YOU HAVE (MUST-HAVE SKILLS)...

We're looking for someone with 7-10+ years of hands-on experience - a mature, independent Java consultant who knows how to work with enterprise clients and deliver secure, scalable code.

You'll thrive in this role if you bring:

Java (7+ years) - Deep expertise in backend development, ideally in secure or regulated environments

Spring Framework & Spring Boot (7+ years) - You know how to build microservices with confidence

REST APIs & Microservices (5+ years) - You design, build, and secure RESTful services that scale

Source Control Systems - Strong experience with Git (3+ years), and ideally Bitbucket or GitHub

Build Tools - Daily hands-on with Gradle or Maven

CI/CD pipelines (5+ years) - Solid DevOps mindset and experience with tools like Jenkins, GitHub Actions, Bitbucket Pipelines

Unit & Integration Testing Frameworks - JUnit, Mockito, TestContainers or equivalent - you know testing is not optional

Containerization & Orchestration - Familiarity with Docker and tools like Kubernetes or OpenShift

Digital Security Experience (3+ years) - Strong interest or experience in cryptography, secure authentication, and secure data flows


BONUS SKILLS...

While not mandatory, any of these will set you apart:

Experience in the banking or fintech industry

Knowledge of OAuth2, OpenID Connect (OIDC), TLS/SSL, and encryption standards

Exposure to Keycloak or similar identity management solutions

Familiarity with OWASP security best practices ( ​​​​​Open Worldwide Application Security Project)

Experience with cloud environments (Azure, AWS, or GCP)

Knowledge of HashiCorp Vault, HSMs (Hardware Security Modules) or other secrets management systems


ARE YOU WILLING TO...

Be based in Tallinn, Estonia (this is a must)

Work 2-3 days onsite per week in the client's modern Tallinn office

Communicate confidently in English with international teams and stakeholders

Embrace a consulting mindset - bring solutions, independence, and seniority to the table

Work in the Digital Security competence area, handling sensitive and high-trust projects


WHY THIS PROJECT?

Cutting-edge work in Digital Security for one of the top enterprise banks in Europe

Work with other senior engineers and professionals in a high-impact environment

Long-term visibility - not just a one-off gig

Modern tech stack, hybrid work, professional consulting setup

Tallinn-based - no endless travel, but still part of an international mission

You'll be treated as a true consultant and partner, not just a resource


Next Steps

Client will start reviewing candidates after August 4th .

Questions? Reach out and let's chat. If you're ready to secure the digital future of banking - we want to hear from you.

Apply now and become part of something that truly matters.

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