Senior Java Engineer
Primary stack
Nice to have's
Job description
About the Position
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.
Responsibilities
- Design, develop, and maintain scalable backend solutions (REST APIs, background jobs, and integrations)
- Implement best practices for automated testing, deployment, and monitoring
- Optimize SQL queries and maintain data integrity across relational databases
- Collaborate cross-functionally to define and execute new features that delight our customers
- Deep dive into performance, maintainability, and extensibility challenges to drive continuous improvement
- Act as an owner for your projects, from ideation through production release and beyond
Requirements
- 5+ years of experience building large-scale, high-performing backend services
- Proficiency in a strongly typed language (Java, C++, etc.)
- Solid grasp of dependency injection and RESTful API design
- Proven experience writing SQL and DDL (MySQL, Postgres, Oracle, Aurora, etc.) and working with high throughput production databases
- Ability to write clean, maintainable code and to provide constructive feedback in code reviews
- Skilled at experimenting with various approaches to loosely defined problems and iterating quickly toward the most effective solutions
Nice to Have
- Java 8+ expertise and familiarity with the Spring ecosystem (Spring Boot, Spring MVC, Hibernate, AOP)
- Experience with AWS services like CodePipeline, CodeBuild, CloudFront, S3, Elastic Beanstalk, Lambda, EC2, etc
- NoSQL knowledge and relevant data modeling patterns
We Offer
- 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 the Company
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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Ciklum is a global AI-powered Experience Engineering company that designs and builds digital products, platforms, and technology solutions for businesses worldwide. Founded in 2002, Ciklum brings together 3,000+ engineers, designers, data specialists, architects, and consultants working across Europe, the Americas, and Asia. The company partners with global enterprises and fast-growing technology businesses across industries including FinTech, Retail, Healthcare, and Hi-Tech. Ciklum's expertise spans software and product engineering, artificial intelligence and machine learning, cloud solutions, data and analytics, intelligent automation, customer experience, and digital transformation. With more than two decades of engineering experience, Ciklum helps companies build, modernize, and scale complex digital products while combining engineering expertise, AI, and human-centered design.