About this role

Company Description

Devexperts has been working for nearly two decades consulting and developing for the financial industry.  We solve complex technological challenges facing the most well-respected financial institutions worldwide. 

By becoming a part of Devexperts, you’ll become a part of a company that fosters self-improvement and actively seeks out-of-the-box ideas. Our teams work together to create the next generation of financial software solutions. We welcome all candidates who believe, as we do, that innovation is grounded in education.

Job Description

Who we are:
We are more than 900 engineers in several RnD offices over the world: Bulgaria, Georgia, Germany, Portugal, Turkey.
Our engineers are coding contest winners, podcast makers, public speakers and real craftsmen of software development.

What we have:
Our comprehensive trading platform is a flagship product, facilitating trade in stocks, ETFs, options, and various other asset classes. It boasts a robust web and mobile user interface, supplemented by advanced managerial tools for brokers.

We are looking for a Middle/Senior Java Developer to join the Research&Development Team.

As a backend developer, you will play a crucial role in managing the entire order lifecycle, encompassing order capture, validation, routing, execution, option price calculation, and reconciliation. Our priority is to deliver high-performance, low-latency, and fault-tolerant solutions, with a strong emphasis on code quality through comprehensive code reviews and rigorous testing.

Although our product holds a substantial presence, we consistently address both functional and non-functional requirements while responsibly managing technical debt. Our work environment is agile, primarily utilizing Scrum, and is supported by tools such as Atlassian, Slack, Sonar, Docker, and others.

We expect our Middle/Senior Java Developer to: 

  • Develop reliable, high-performance distributed systems,
  • Optimize, document, and maintain code with thorough test coverage,
  • Collaborate effectively with colleagues and embrace constructive feedback,
  • Conduct meticulous, blame-free code reviews to continually improve code quality,
  • Perform analysis to effectively address multi-threading issues,
  • Work collaboratively with experienced team members in a complex business environment,
  • Understand detailed business requirements within the finance industry.

Qualifications

Must-have skills: 

  • Proficient in Java 11+ with experience in Collections, Streams, Threads, and Concurrency,
  • Familiar with Spring, AspectJ, and Kotlin,
  • Skilled in using JUnit5 and Mockito for effective testing,
  • Experienced with Docker, PostgreSQL, Liquibase, Prometheus, and ELK,
  • Exposure to distributed systems, with a focus on performance and reliability,
  • Understanding of asynchronous communication principles,
  • Knowledge of relational database internals, including indexes and locks,
  • Experience in debugging heap and thread dumps,
  • Proficient in code profiling using tools like YourKit, JProfiler, and Visual VM,
  • Strong knowledge of Unix/Linux,
  • Familiar with trading and capital markets,
  • B2+ English proficiency.

Additional Information

Care for the employees is one of Devexperts' core values. For the suggested position, we offer a benefits package that will guarantee the comfort of our new teammate.

Flexibility benefits:

  • Possibility of hybrid/remote work mode,
  • Flexible working hours.

Health and recreation benefits:

  • 20 days of paid vacation,
  • 5 days of fully paid additional wellness days,
  • Medical insurance – premium package,
  • Free MultiSport card.

Facility benefits:

  • Modern office with new equipment,
  • Panoramic view of Vitosha mountain,
  • PlayStation, Billiard, Relax zone and Gym,
  • Parking space/public transport card,
  • Free drinks and snacks.

Community benefits:

  • Teambuilding activities,
  • Corporate parties,
  • Football club,
  • Speakers' club,
  • Free admission to corporate external events,
  • Possibility of joining conferences and professional fairs.

Professional training benefits:

  • Local language courses for foreign employees,
  • Unlimited access to self-learning platforms,
  • Certification opportunities,
  • Mentorship Program.

Social benefits:

  • Referral bonuses for specific roles,
  • Paid leave upon special events.

Frequently Asked Questions

Is the salary disclosed for the Middle/Senior Java Developer position at devexperts?
The salary for this Middle/Senior Java Developer role at devexperts is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Middle/Senior Java Developer position at devexperts located?
This Middle/Senior Java Developer role at devexperts is based in Sofia, Sofia City Province, Sofia, Sofia City Province, Bulgaria, bg. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Middle/Senior Java Developer role at devexperts full-time or part-time?
This is listed as a Full time position. It is posted as a Middle/Senior Java Developer role in the R&D department at devexperts.
Which team or department does the Middle/Senior Java Developer at devexperts belong to?
This Middle/Senior Java Developer position is part of the R&D department at devexperts. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Middle/Senior Java Developer position at devexperts?
Click the "Apply Now" button on this page. You will be redirected to devexperts's official application portal hosted on smartrecruiters where you can submit your application directly.
When was the Middle/Senior Java Developer job at devexperts posted?
This Middle/Senior Java Developer position at devexperts was posted on May 26, 2026. Apply as soon as possible — early applications are often reviewed first.
Middle/Senior Java Developer
devexperts
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