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Senior Software Engineer (Java)

Wise Integration

Hybrid
Vilnius
Contract
Senior
Salary not listedPosted 2h ago

Real job — pulled straight from Wise Integration’s careers page · Verified September 15, 2026 · No reposts.

Job description

Wise Integration is hiring a Senior Software Engineer (Java) — a contract, based in Vilnius role. Apply directly on Wise Integration's careers page below.

Senior Software Engineer (Java) | Contract (Lithuania-based)

Team: Backend

Location: Vilnius/Kaunas

Commitment: Hybrid

Workplace Type: hybrid

Salary:

Duration - 9 months, with the possibility to extend the contract.

Consultants will work as part of the team and will have access to all office facilities (if preferred). Candidates are preferred to be based in Lithuania and attend the office occasionally (once a month or so), but this is an advantage, not a hard requirement. Lithuania-based consultants are preferred due to logistics.

 

The role focuses on leading complex projects, driving strategic improvements, and mentoring development teams.

Key responsibilities:

  • Advanced Software Development: Lead the design and implementation of complex software applications, ensuring optimal performance and scalability.
  • Technical Leadership: Produce in-depth technical documentation and provide guidance to junior developers.
  • Strategic Bug Resolution: Lead efforts to identify and resolve complex bugs, improving software integrity.
  • Cross-functional Collaboration: Collaborate with various departments to ensure software solutions meet business needs.
  • Mentorship and Process Optimisation: Mentor junior team members and drive initiatives to refine development processes.

The consultant will:

  • Develop and improve cloud-native systems which are at the heart of a major Nordic financial institution.
  • Leverage technical freedom, make and own decisions to improve our systems.
  • Work with Java, Kafka, Elasticsearch, MS SQL, gRPC, REST, Kubernetes, and other cloud-native products.
  • Continuously develop his/her own and his/her team’s capabilities and ways of working.
  • Closely collaborate with the team, business users, and other teams inside the bank.

Requirements :

  • High proficiency in Java and tools supporting Java development.
  • Experience in development and continuous improvement of cloud-native systems.
  • Ability to take ownership and responsibility to carry out deliveries in a structured manner.
  • Experience with messaging systems such as Kafka, MQ.
  • Positive, proactive attitude, DevOps mindset, ability and motivation to learn.
  • Good communication skills and fluency in English.

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Frequently asked questions

What skills are required for Senior Software Engineer (Java) at Wise Integration?

The required skills for Senior Software Engineer (Java) at Wise Integration include: Java, Kafka, Elasticsearch, gRPC, REST, Kubernetes, DevOps.

What is the seniority level for Senior Software Engineer (Java) at Wise Integration?

Senior Software Engineer (Java) at Wise Integration is a Senior level position.

How do I apply for Senior Software Engineer (Java) at Wise Integration?

You can view the full description and apply for Senior Software Engineer (Java) at Wise Integration on EchoJobs: https://echojobs.io/job/wise-integration-senior-software-engineer-java-contract-lithuania-based-3lzyt.