Senior Software Engineer - Maritime (.NET/Python, Cloud)

Ocean Technologies Group; Polska; On-site; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Premier Health Coverage

Vision Care Reimbursements

Group Insurance

Pension Plan

Employee Assistance Program

Multisport Fitness

Job summary

OneOcean is seeking a Senior Software Developer to shape the next generation of maritime software. You’ll work on robust, high-performance applications in mission-critical environments, collaborating with product managers, designers, and engineers to deliver features and elevate platform quality.

You will design and implement new capabilities, evolve existing ones, and drive reliability for users worldwide, contributing to safer, more efficient maritime operations.

Qualifications

• 7+ years in commercial development.
• Expertise in .NET framework/core, Python, and object-oriented programming.
• Proficiency in Test Driven Development, unit, integration, and acceptance testing.
• Experience with Microservices, distributed architecture, event buses, and message queues.
• Strong understanding of client-server architecture, asynchronous programming, ORMs, REST/GraphQL, and application logging.
• Strong experience with SQL/NoSQL (MsSQL, MongoDB), Docker, and cloud platforms (Azure).
• Excellent communication, teamwork, detail-oriented, and analytical skills.

Responsibilities

• Design, code, test, debug, and document software applications using .NET framework, Python, cloud and related technologies.
• Ensure the performance, quality, and responsiveness of applications.
• Collaborate with the team to define, design, and ship new features.
• Work with project leaders, product owners, and developers to understand business requirements and translate them into technical solutions.
• Provide ongoing maintenance, support, and enhancements in existing systems.
• Offer support to end-users of the application, by troubleshooting and problem solving.
• Stay up-to-date with new technology trends and best practices in .NET framework and Python development.
• Continuously improve the codebase, fix bugs, and optimize performance.
• Participate in code reviews to ensure code quality and shared knowledge.
• Create and maintain comprehensive documentation for software solutions.
• Develop and implement unit and functional tests to ensure code quality.
• Assist in defining test scenarios and in testing the developed functionality.

Skills

NET Framework/Core

Python

Test Driven Development

Unit/Integration/Acceptance Testing

Microservices

Distributed Architecture

Event Buses / Message Queues

REST / GraphQL

SQL / NoSQL (MsSQL, MongoDB)

Docker

Azure / AWS Cloud

Tools

Docker

Azure

AWS

Job description

OneOcean is seeking a Senior Software Developer to shape the next generation of maritime software. You’ll work on robust, high-performance applications in mission-critical environments, collaborating with product managers, designers, and engineers to deliver features and elevate platform quality.

You will design and implement new capabilities, evolve existing ones, and drive reliability for users worldwide, contributing to safer, more efficient maritime operations.