The employment agency - Certificate No. 412
Senior Lead Java Developer
Reference Number: 20336
Posted: 09 July 2025- Form of employment: Contract
Functieomschrijving
Overview:
We are seeking a highly experienced Java Expert with strong expertise in Microservices, Cloud, and DevOps to join our Poland-based engineering team. This role requires leadership capabilities, technical excellence, and the ability to collaborate with both local and international stakeholders.
Key Qualifications:
- Bachelor’s Degree in Computer Science or related field
- Minimum 10 years of experience as an API architect
- Proven background in Java back-end development, Spring Boot, middleware, and application security
- Strong knowledge of infrastructure (Linux OS, networking, storage, load-balancing)
- Expertise in JVM tuning, diagnostics, and performance optimization
- Experience with distributed systems, microservices, Docker, Kubernetes, and service mesh
- Familiarity with observability tools (AppDynamics, Splunk, Jaeger, Kiali, OpenTelemetry)
- Cloud experience (preferably GCP; other platforms accepted)
- DevOps awareness and understanding of VPC, IAM, firewalls, and cost optimization
- Advanced SQL skills preferred
- Knowledge of the payments industry is a plus
- Strong leadership, mentoring, and team motivation skills
- Excellent communication skills in English (B2++/C1 level)
Responsibilities:
- Analyze project requirements and contribute to architectural design
- Lead the development and transformation of the POL application
- Support the operation and modernization of payment solutions
- Ensure alignment with DevOps principles and internal standards
- Collaborate with stakeholders and lead technical discussions
- Act as a proactive team and tech lead
What We Offer:
- B2B contract via Experis
- Mostly remote with some travels to Cracow
- Sports card
- Life insurance
- Private health insurance
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Experis to światowy lider rekrutacji specjalistów i kadry zarządzającej w kluczowych obszarach IT. Z nami znajdziesz konkurencyjne oferty zatrudnienia oraz ciekawe projekty IT skierowane zarówno do ekspertów z wieloletnim doświadczeniem, jak i osób, które dopiero zaczynają swoją przygodę w branży IT.
jefferson Wells is Norway's largest consulting & recruitment company with over 800 consultants. We offer recruitment of managers and highly qualified consultants with expertise in IT. Among our customers, you will find over 90 percent of Norway's largest listed companies. Experis is part of ManpowerGroup and has been named one of the world's most ethical companies.
