Senior Java Engineer

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

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 Engineer, become a part of a cross-functional development team engineering experiences of tomorrow. Join a cross-functional engineering team building a cutting-edge B2B intelligence platform. Our client delivers real-time data intelligence that enables B2B organizations to identify high-value buyers, prioritize sales opportunities, and execute data-driven go-to-market strategies with confidence.

Responsibilities:

• Design, develop, and maintain high-quality, scalable, and performant applications throughout the full Software Development Lifecycle (SDLC)
• Write clean, testable, maintainable, and automatable code following software engineering best practices
• Deliver new features and product enhancements in line with the product roadmap
• Design technical solutions, prepare and review feature design documents, and contribute to solution specifications
• Participate in Agile ceremonies, including daily stand-ups, sprint planning, reviews, and retrospectives
• Conduct code reviews and promote engineering best practices across the team
• Mentor and support Middle and Junior Software Engineers when required

Requirements:

• Software Design• Strong understanding of software design principles, design patterns, and engineering best practices
• Hands-on experience designing and implementing applications using monolithic, microservices, and serverless architectures

• Software Development• Strong commercial experience with Java and solid understanding of defensive programming principles
• 2+ years of commercial experience with Kotlin
• Experience building scalable web applications using modern frameworks and industry-standard development practices
• Strong knowledge of SQL, including writing and optimizing complex queries

• Quality Assurance• Strong experience with JUnit and Mockito
• Hands-on experience with code reviews, quality metrics, and continuous quality improvement initiatives
• Commitment to writing clean, reliable, and well-tested code

• Deployment & Cloud• Experience with modern application deployment patterns and CI/CD practices
• Hands-on experience working with cloud platforms and infrastructure configuration

Desirable:

• Experience implementing application security best practices
• Experience with application performance tuning and optimization
• Familiarity with cloud-native architectures and distributed systems

What’s in it for you?

• Strong community: Work alongside top professionals in a friendly, open-door environment
• Growth focus: Take on large-scale projects with a global impact and expand your expertise
• Tailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certifications
• Endless opportunities: Explore diverse domains through internal mobility, finding the best fit to gain hands-on experience with cutting-edge technologies
• Flexibility: Enjoy radical flexibility – work remotely or from an office, your choice
• Care: We’ve got you covered with company-paid medical insurance, mental health support, and financial & legal consultations

About us:

At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress. As one of Ukraine’s largest IT companies and a top employer recognized by Forbes, we’ve spent over 20 years delivering meaningful tech solutions. We proudly support diverse talent and military veterans, recognizing their unique skills and perspectives they bring to shaping the future.

Explore, empower, engineer with Ciklum!

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

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