4903 English-speaking jobs in Warsaw

React Developer (Junior - Senior) to build highly reactive UIs and frontend tools from scratch for an elite investment institution. Extensive React experience required.

React Developer (Junior - Senior) to build highly reactive UIs and frontend tools from scratch. Extensive React experience required.

C++ Software Engineer to build performant ML pipelines and software solutions with scale, reliability, and latency considerations. Leverage C++ 20/23 for high-stakes, performance-critical systems. Collaborate on greenfield builds and research-driven projects.

Platform Engineer (Junior & Senior) to design, implement, and maintain robust infrastructure platforms for a global quant fund. Experience with Linux, monitoring tools, scripting, and HPC is required.

Platform Engineer (Junior & Senior) to design, implement, and maintain robust infrastructure platforms for high-frequency trading.

C++ Software Engineer to build performant ML pipelines and software solutions with scale, reliability, and latency considerations. Leverage C++ 20/23 for high-stakes, performance-critical systems. Collaborate on greenfield builds and research-driven projects.

Test Manager / QA Lead to define, prepare, and own the end-to-end test strategy and test plans for a migration program. Lead and coordinate testing activities across workstreams, analyze requirements, and ensure appropriate test coverage. Manage testing-related risks and dependencies, track progress, and report on test execution.

Test Manager / QA Lead required for VMware, GCP migration program. Define test strategy, lead testing activities, and ensure alignment with project timelines. Minimum 5 years experience in software testing, quality assurance, or test management. Strong stakeholder management and analytical skills. Fluency in English required.

Design, develop, and maintain advanced reporting solutions using SAS (focus on SAS Viya). Collaborate with business stakeholders and international teams to translate requirements into technical solutions.

Security Automation Developer manages security automation projects independently. This role requires in-depth knowledge of security automation, scripting (Python, PowerShell), and SOAR platforms to enhance security posture.

Senior Software Engineer will design and build core platform systems like load shedding and circuit breakers to protect Asana at scale. Responsibilities include owning critical platform concerns, defining stable interfaces, and debugging hard problems. Requires strong software engineering background, experience building and operating backend systems, and familiarity with distributed systems patterns.

Leads and coordinates responses to complex cyber security incidents, including identification, containment, eradication, recovery, and post-incident analysis. Acts as primary point of contact for major incidents, ensuring timely and effective resolution. Provides guidance to junior incident responders. Oversees security incident response activities performed by Tier 1. Proactively improves monitoring and response playbooks. Stays abreast of the latest cyber security threats and vulnerabilities. Validates and maintains cyber security incident response plans and standard operating procedures. Collaborates with the Cyber Defence Alliance and Collective Intelligence & Command Centre. Engages in joint investigations with Fraud, FCC/i3, and Property. Participates in cyber stress testing and Table Top Exercises.

Senior Python Platform Engineer will design and build a foundational platform for Python engineers, enabling them to ship with zero friction. Responsibilities include defining the Paved Path, creating internal Python libraries, and improving the Python development experience. Must have extensive experience with authoring Python libraries and deep understanding of software engineering challenges.

Senior Machine Learning Research Engineer will develop deep learning approaches for robotic handling, increase robot dexterity, and productionize anomaly detection methods. Requires 5+ years of experience in developing machine learning systems and strong Python skills.

ITIL Service Management Expert needed for a long-term mission in cybersecurity, public sector, and law enforcement. Responsibilities include supporting IT service management processes, analyzing existing processes, identifying risks, and recommending improvements. Requires a University degree, at least 3 years of experience in a similar position, and an ITIL Intermediate certificate.

ITIL Service Manager Expert to manage business architecture, guide solution designs, and foster collaboration for a European Institution in Warsaw. Requires 3+ years experience in a similar role, ITIL Intermediate certificate, and practical knowledge of ITSM solutions.

Build, operate, and improve multi-cloud infrastructure (primarily Azure, with AWS where applicable) following established platform patterns and standards. Write, maintain, and refactor Terraform modules. Develop Ansible playbooks, roles, and collections for OS-level configuration and zero-downtime deployments. Provision and operate AI-ready services (Azure AI Foundry, AWS Bedrock). Build and maintain Azure DevOps pipelines for infrastructure platform provisioning and configuration management. Troubleshoot, patch, harden, and monitor platform components.

Build, operate, and improve multi-cloud infrastructure (primarily Azure, with AWS where applicable) following established platform patterns and standards. Write, maintain, and refactor Terraform modules. Develop Ansible playbooks, roles, and collections for OS-level configuration and zero-downtime deployments. Provision and operate AI-ready services (Azure AI Foundry, AWS Bedrock). Build and maintain Azure DevOps pipelines for infrastructure platform provisioning and configuration management. Troubleshoot, patch, harden, and monitor platform components.

Experienced Business Analyst with Credit Risk and Banking domain expertise needed to support strategic initiatives. Will gather requirements, analyze processes, and deliver solutions for credit risk management across wholesale and/or retail banking portfolios.

Test Manager / QA Lead required for VMware, GCP migration program. Define test strategy, lead testing activities, and ensure alignment with project timelines. Minimum 5 years experience in software testing, quality assurance, or test management. Strong stakeholder management and analytical skills. Fluency in English required.