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IESF AG Mid-Senior Back-End Engineer Java or Kotlin | SmartRecruiters

Full-Time
Bulgarian branch, UK
0

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Posted on: January 7, 2026

Company Description

Our client is a UK-based product FinTech company with an innovative own product – an active and successful finance intelligence platform, advising high-wealth people on wealth management, assets, and financial balance.
The company just set up its new Bulgarian branch and is enhancing its own team. We are looking to hire a skilled remote working Mid-Senior Back-End Java Software Engineer to join the successful team and to contribute to further progress.

Job Description

Role Overview:

In this role you will be responsible for the design and implementation of the event-driven microservices architecture, bringing the responsiveness, efficiency, scalability, robustness and security of the system up to the next level.
Main Responsibilities
•    Take the ownership of core system services, continuously improve the quality of the services by refactoring the architectural design and applying state-of-the-art technologies
•    Establish and promote best practices in terms of the software lifecycle and QA, develop software solutions in key business areas.
•    Contribute to the technical roadmap and bridge existing gaps by bringing on board extensive knowledge and skills on Cloud-native event-driven microservice architecture
•    Collaborate with Product and Data teams to streamline the existing business processes and data flows
•    Collaboration with the Head of DevOps to consolidate the existing software infrastructure and CI/CD pipelines
•    Document, demonstrate and disseminate solutions by technical reports, diagrams, and blogs/vlogs
 

Qualifications

Experience Required
•    4+ years of experience as a professional software engineer using Java
•    A track record of successfully delivering software projects using Service-Oriented, Cloud-based and event-driven techniques
•    In-depth knowledge and skills in the Spring framework, including Spring Boot, Spring Data, Spring Cloud, and Spring Security
•    Extensive experience in using RDBMS and NoSQL databases
•    Extensive experience in using Apache Kafka
•    Familiarity with Docker and Kubernetes
•    Familiarity with Jenkins based automated CI/CD pipelines
•    Familiarity with static code analysis, TDD/BDD, exception handling, and monitoring and alerting facilities, such as Sonarqube, Pact, Cucumber, Sentry, Datadog, Prometheus, Grafana and PagerDuty
•    Familiarity with project management tools 
•    Excellent presentation, oral and written communication skills
•    Strength in problem solving and issue-resolution with good attention to detail

Nice to have OR willing to learn:
•    Kotlin

Personal Characteristics
•    Strongly motivated and sets demanding standards for personal excellence
•    Autonomous self-starter and highly driven, able to lead large teams and initiatives with limited oversight
•    Effective collaborator with other team members
•    Independent thinker, inquisitive, eager to improve and learn
•    Confident being part of a small team that is building a business
•    Communicates rapidly, openly, inclusively and efficiently
•    Structured thought process and clear communication
 

Additional Information

Benefits & Perks:
•    Highly competitive salary 
•    Potential for equity participation 
•    25 days holiday plus Bank Holidays
•     Work from home 
•    Ability to influence project technologies; 
•    Exceptional team of experienced and motivated individuals from a range of industries.

Please let IESF AG know you found this job on Remote3. It helps us get more jobs on our site. Thanks & All the best!

Important: For your security, please only use well-known video meeting platforms like Google Meet or Zoom. Never download unfamiliar software or share sensitive information like wallet addresses or ENS names with recruiters. Doing so might compromise your crypto wallet. If you encounter anything suspicious, please report it immediately to us on Twitter.

Posted on: January 7, 2026