Senior Java Back End Engineer

Ciklum is looking for a Senior Java Back End Engineer to join our team full-time in Bulgaria.

We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.

About the role:

As a Senior Java Back End Engineer, become a part of a cross-functional development team engineering experiences of tomorrow.

In this role, you will work as part of a highly collaborative team, designing and developing robust backend systems that support our products. You will work closely with the group manager, product managers, and tech lead to achieve business goals, prioritize tasks, and deliver high-quality software.

Responsibilities:

• Design, build, test, and maintain efficient, reusable, and reliable Java code
• Collaborate with the team to plan and deliver new features, ensuring high standards of code quality
• Work with product managers to prioritize tasks, manage feature development, and contribute to product releases
• Contribute to architectural discussions and encourage the team to innovate with cutting-edge technologies
• Troubleshoot, debug, and optimize existing systems for scalability and performance
• Continuously improve the codebase by participating in code reviews and knowledge-sharing sessions

Requirements:

• BSc in Computer Science or related field, with a strong understanding of object-oriented programming
• Minimum 5 years of experience in backend development for complex systems
• Proficient in Java, with a solid understanding of frameworks such as Spring and experience in building scalable and maintainable applications
• Experience with Microservices – a must
• Experience with Kafka and Docker – a must
• Experience with SQL – a must
• Experience with databases such as Postgres, MongoDB, or Cassandra
• Familiarity with Nomad and Consul – an advantage
• Knowledge of networking and security principles – an advantage
• Experience with cloud environments (AWS) – an advantage
• Strong interpersonal skills, with the ability to communicate effectively and work collaboratively in a team setting
• Excellent English communication skills, both verbal and written

What`s in it for you?

• Care: your health is our priority. We ensure comprehensive company-paid medical insurance, Multisport cards, as well as financial and legal consultations
• Tailored education path: boost your skills and knowledge with our regular internal events (meetups, conferences, workshops), Udemy license, language courses and company-paid certifications
• Growth environment: share your experience and level up your expertise with a community of skilled professionals, locally and globally
• Flexibility: Own your schedule – you are the one to decide when to start your working day. Just don’t miss your regular team stand-up
• Opportunities: we value our specialists and always find the best options for them. Our Internal Mobility Program helps change a project if needed to help you grow, excel professionally and fulfill your potential
• Global impact: work on large-scale projects that redefine industries with international and fast-growing clients
• Welcoming environment: feel empowered with a friendly team, open-door policy, informal atmosphere within the company and regular team-building events

About us:

Ciklum entered Bulgaria in 2022 to expand its presence in Eastern Europe. We are ready to welcome bright talents.

Be a part of a big story created right now. Let’s grow our delivery center in Bulgaria together! Boost your skills and knowledge: create and innovate with like-minded professionals—all of that within a global company with a local spirit and start-up soul.

Be bold, not bored!

Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.