Top Software Engineer Jobs in Poland

Own and improve the durable execution engine for AI agents: runtime, scheduling, checkpointing, resumption, and recovery. Ensure correctness, reliability, and scalability under load; enable integrations with orchestration frameworks, agent harnesses, and model capabilities.

Design and implement scalable compute-platform services for workload placement. Build microservices (Flask, gRPC, SQLAlchemy), deploy with Docker/Kubernetes, write unit tests, integrate open-source solutions, optimize performance, perform algorithmic analysis and root-cause investigations, and produce well-documented Python code.

Design, build, and maintain Cloud Manager web UI and corresponding backend services. Implement new features and bug fixes, write unit tests, integrate open-source components, and improve internal processes. Collaborate in an agile team using TypeScript, React, Python, Flask, SQLAlchemy, REST APIs, and Docker.

Design and execute end-to-end test strategies and scalable automation for large-scale routing services. Build frameworks and CI/CD-integrated tests, validate BGP and Layer 2/3 behavior, run performance and resilience tests with traffic generators, and perform root-cause analysis on protocol and system failures.

Design, implement, and maintain backend microservices for large-scale data platforms. Partner with product and engineering teams to build customer-facing reports and alerts, troubleshoot complex issues, and ensure quality and availability through automation and monitoring.

Develop and maintain core components for a low-latency trading engine at Kraken, focusing on messaging solutions and system optimization.

Design, build, and scale production AI agents and backend services for conversational reasoning, retrieval, tool-calling, and workflow automation. Integrate GDS/APIs, own architecture for distributed AI systems, improve model performance, observability, and evaluation, and define engineering best practices.

The Senior Software Engineer will develop a modular control system for robots, applying programming skills in Python to solve complex challenges in robotics.

The Senior Software Engineer will enhance business processes through AI, focusing on intelligent data handling and automated decision-making in a hybrid work environment.

Design and implement high-performance backend services (Elixir/Phoenix), operate and evolve the managed cloud platform on Kubernetes/AWS, build declarative infrastructure with IaC and GitOps, improve observability and reliability, and collaborate remotely with periodic in-person meetings to support document processing workflows at scale.

Develop and maintain NedGraphics cloud collaboration platform and integrations. Build serverless AWS backends, secure REST APIs and event-driven workflows, ensure performance and security, implement automated testing, and produce developer-friendly documentation for third-party and ERP/PLM integrations.

Design and implement embedded software components, code, debug, test, document, and maintain firmware and hardware integrations. Support cloud connectivity and FOTA solutions, assist test and support teams, participate in planning and customer meetings, follow engineering best practices, report progress, identify process improvements, and escalate technical issues to leads.

Senior software engineer responsible for designing, developing, and maintaining business-critical applications. Collaborate with product, QA, DevOps, and stakeholders to translate requirements, implement scalable Java/Python solutions on AWS, address technical debt, improve performance, participate in code reviews, support releases, and ensure application stability and continuous improvement.

Design, implement, and optimize complex algorithms for automated treatment-planning software using modern C++ (C++17+). Participate in end-to-end development, architecture, prototyping, testing, documentation, and regulatory-compliant medical device software practices. Collaborate with clinicians, product, QA, and mentor engineers while improving reliability, performance, and production monitoring.

Design and build production-grade mission, behavior, and motion planning systems for autonomous ground vehicles in airport airside environments. Drive architecture and algorithm selection, prototype optimization- and learning-based planners, collaborate with perception/localization/controls teams, promote safety and engineering best practices, and mentor engineers.

Design and implement backend services for partner-facing web applications, revamp and maintain legacy systems, collaborate with product and design, troubleshoot microservice architectures, and deliver scalable solutions enabling partner device lifecycles and partner payment workflows.

Design, build, and operate scalable developer-facing testing infrastructure and tooling: distributed test execution, telemetry, flaky-test detection/self-heal, synthetic test data, GenAI-assisted diagnosis, and integrations with CI/CD and tracing systems to improve pre-production feedback and developer productivity.

Own and build foundational backend services: identity, authorization, audit logging, data pipelines, and low-latency APIs. Architect, implement, monitor, and refactor distributed microservices ensuring high consistency, observability, and automation while partnering with Product and cross-functional teams.

Design, implement, and maintain desktop applications, cloud services, and automation testing. Lead architecture and feature implementation, perform code reviews, write unit/integration tests, support CI/CD and DevOps, and collaborate within Agile/Lean Scrum teams to improve product quality.

Senior Software Engineer to design and implement C++/Python software, accelerate workloads with CUDA, develop and maintain Linux kernel modules and system services, optimize system and GPU performance, manage Linux systems, mentor junior engineers, and integrate AI technologies across products.

Lead design and implementation of scalable, secure architectures bridging legacy systems and cloud-native platforms. Provide technical leadership, define integration patterns (WebLogic, IBM MQ, Kafka), apply DDD, leverage Azure and Kubernetes, document architectures, and mentor teams to ensure performance, reliability, and alignment with business goals.

Validate telemetry, events, logs, crash reports and end-to-end data pipelines for Logitech devices. Design and run manual and automated tests, analyze field data and trends, investigate regressions, partner with engineering to root-cause issues, build automation and dashboards, and use AI/analytics to improve software quality and release readiness.

Design, develop, and maintain automated tests (Robot Framework) for ETL pipelines and large-scale data workflows. Validate business rules and data integrity across Spark/Databricks, Camunda orchestration, and JDBC imports. Mentor junior engineers, integrate tests into CI/CD (Jenkins/GitLab CI), extend test libraries, and collaborate with architects to ensure high-quality healthcare data processing at scale.

Develop and maintain complex Ruby on Rails backend services for Workato's Workbot chatbot platform. Contribute across the development lifecycle, research Slack and MS Teams ecosystems, write testable code, propose architectural improvements, and support continuous product and platform enhancements.

Lead SRE work for a global video platform: own production reliability, on-call and incident response, capacity planning, observability, automation, and database/data-processing resilience. Collaborate across engineering and product to set reliability goals, improve MTTR, and build scalable operational tooling and patterns.