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Software Engineer III

Vonage
Work from Home - Poland Posted Oct 23, 2026
Remote

About this role

Job title: Software Engineer III

What You Will Do

  • Develop and maintain highly concurrent and distributed backend services;
  • Contribute to architectural discussions and help shape technical decisions within the team;
  • Design, develop and test new features with a strong focus on quality and reliability;
  • Profile and optimise system performance, diagnosing and resolving issues proactively;
  • Support the release and documentation of developed features;
  • Estimate effort required to develop and implement solutions;
  • Contribute to coding standards and development processes;
  • Provide out-of-hours support as part of an on-call rota.

What You Will Bring

Essential:

  • Solid programming skills in Go (Golang) or strong experience with JVM technologies (Java/Spring Boot) and a genuine desire to learn Go;
  • Experience developing and maintaining enterprise-grade systems at scale;
  • Experience with highly concurrent, distributed architectures and systems;
  • Experience with containerised applications;
  • Experience building REST/HTTP based services;
  • Experience with relational and non-relational databases (e.g. PostgreSQL, Redis);
  • Some experience contributing to architectural decisions within a team;
  • Strong test suite design skills, including Unit, Integration and Smoke tests;
  • Clear and effective communication of problems and solutions across team members.

Nice to Have:

  • Familiarity with AWS services (SQS, SNS, DynamoDB);
  • Exposure to Kafka, Kubernetes or Terraform;
  • Understanding of Continuous Delivery in cloud environments;
  • General understanding of the telecommunications industry.

How you’ll benefit:

  • Medical Insurance (Allianz)
  • Life Insurance (Uniqa)
  • Glasses Reimbursement
  • Kafeteria (My Benefit)
  • Discretionary Time Off (DTO)
  • Volunteer Time (VTO)
  • Ericsson Care Line

LI-YB1

There’s no perfect candidate. You don't need all the preferred qualifications to make a valuable impact on our team. Our employees and customers come from diverse backgrounds, so if you're passionate about what you could achieve at Vonage, we'd love to hear from you.

Note: The purpose of this profile is to provide a general summary of essential responsibilities for the position and is not meant as an exhaustive list. Assignments may differ for individuals within the same role based on business conditions, departmental need or geographic location.

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