Qualysoft
Qualysoft4h ago
New

Java & Networking Engineer

HungaryHungary·BudapestFull-timemid
OtherEngineer
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Quick Summary

Overview

Founded in 1999 in Vienna, the Qualysoft Group is a manufacturer-independent IT consulting and services company,

Technical Tools
OtherEngineer
Founded in 1999 in Vienna, the Qualysoft Group is a manufacturer-independent IT consulting and services company, which successfully provides support for its international customers with the aim of boosting their competitiveness and economic efficiency through innovative IT solutions.

Its focus is on financial services providers, telecommunications companies, the automotive industry and energy service providers. Over 400 employees in 6 subsidiaries work together to ensure state of the art solutions for our clients.

We are looking for new colleagues in Qualysoft teams for diverse projects providing continuous learning opportunities. Our common goal is to provide honesty, development and a stable background while getting to know the latest technologies. We are waiting for your application for the position below!

We are looking for an experienced Java & Networking Engineer to join our Java Platform Engineering team. In this role, you will design, develop, and support reusable platform components that enable secure, scalable, and reliable communication between Java applications across enterprise environments.
  • Design, develop, and maintain reusable Java libraries, frameworks, and platform services.
  • Improve service-to-service communication and networking capabilities.
  • Contribute to Java platform modernization initiatives, including cloud-native and container-based solutions.
  • Troubleshoot Java runtime, networking, and connectivity issues.
  • Collaborate with infrastructure, networking, cloud, and security teams to integrate platform capabilities.
  • Support application teams in adopting platform standards and best practices.
  • Contribute to platform modernization, including cloud and container technologies.
  • Create reference implementations, sample applications, technical documentation, and developer guidance.
  • Utilize AI-assisted and agentic coding tools for prototyping, code generation, testing, documentation, and engineering efficiency where appropriate.
  • Strong experience with Java and Spring Boot.
  • Good understanding of JVM, multithreading, and distributed systems.
  • Strong understanding of networking fundamentals, including:
    • TCP/IP
    • HTTP/HTTPS
    • TLS/mTLS
    • Load balancing
    • Service discovery
    • Connection management
    • Experience working with Linux.
    • Strong analytical and problem-solving skills.
    • Excellent written and verbal communication skills. 
    • Ability to collaborate effectively with cross-functional engineering teams.
  • Experience with Kubernetes, Docker, or other container technologies.
  • Knowledge of cloud-native application architecture.
  • Netty, gRPC, OpenAPI, or messaging technologies.
  • JVM performance tuning.
  • CI/CD, developer tooling, or scripting experience.
  • Experience contributing to shared libraries, frameworks, or enterprise platform services.
    • Why we think you will love working here:

    With us you count as a person, our doors are always open.
    We live the Qualysoft Team Spirit and stand for transparency!

    Fresh wind and new ideas are welcome, because standstill is a foreign word at Qualysoft.

    Location & Eligibility

    Where is the job
    Budapest, Hungary
    Hybrid — some on-site time required
    Who can apply
    HU

    Listing Details

    Posted
    July 7, 2026
    First seen
    July 7, 2026
    Last seen
    July 7, 2026

    Posting Health

    Days active
    0
    Repost count
    0
    Trust Level
    70%
    Scored at
    July 7, 2026

    Signal breakdown

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    Qualysoft
    Qualysoft
    lever
    Employees
    750
    Founded
    1999
    Domain
    qualysoft.com
    Jobs
    View 94 jobs
    View company profile

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    QualysoftJava & Networking Engineer
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