Lead Java Developer

We are looking for a Lead/Strong Senior Java Developer with experience building high-performing, scalable, enterprise-grade applications.

About Our Customer

The leading European provider of e-tendering, procurement systems, and information between buyers and suppliers. The European government is a major user of their services.

About Our Project

The customer is acquiring new systems as part of consolidating the market, and all these systems have to be united into a future platform. Some will continue as is, while others need modernization. Some areas need individual parts carved out or need to be rebuilt from scratch using better architecture. We will also need to upgrade customers to a future better platform before sunsetting the old one. Despite all these different approaches, almost all of them have to talk together, either temporarily or permanently.

Requirements

• Solid Java background with the latest Java versions
• Competency in working with modern architecture types
• Extensive experience in AWS (ECS, EKS, Lambda, S3, API Gateway)
• Proficiency in working with modern CI/CD tools (GitHub actions, GitLab CI, Jenkins, Circle CI)
• Containerized application deployment (Docker), Kubernetes
• Knowledgeable in relational and non-relational databases
• Expertise in implementing non-functional requirements (security, performance, scalability)
• Grounding in infra as a code (CDK, Terraform, Chef, Puppet, Ansible)
• Knowledge of Kafka or other messaging systems
• Lead experience

Responsibilities

• Produce code using Java best practices
• Collect data from external sources and the customer’s service to compile it into one source
• Build services for data processing with data entry included (manually)
• Automate most of the existing manual work
• Collaborate with the cross-functional development team to bring static designs and prototypes to life, providing constructive feedback to optimize implementation and usability
• Provide solutions to technical problems of varying scope and complexity
• Collaborate with management to determine priorities and risks associated with projects
• Ensure all relevant processes, procedures, and product documentation are up-to-date
• Participate in all aspects of the product, including design, development, deployment, and maintenance
• Lead the Team

👍English: upper-intermediate

🌍 Location: Poland, Lithuania











📩 Ready to Join?
We look forward to receiving your application and welcoming you to our team!