12020 English-speaking jobs in Masovian Voivodeship

Senior Java Developer will design, implement, and maintain Java applications. Responsibilities include producing design specifications, analyzing user requirements, and conducting software analysis, testing, and debugging. The ideal candidate will have experience with J2EE, JSF, Spring MVC, and Object-Oriented Design.

Data Scientist will work on classification and forecasting use cases, including problem framing, data preparation, model development, and evaluation. Responsibilities include exploring and cleaning data, engineering features, training and tuning models, and collaborating with data engineers and AI engineers. Requires commercial experience with data science and machine learning models, fluency in Python and SQL, and knowledge of cloud computing platforms.

Senior Load Tester will design and execute performance tests, analyze results, and collaborate with engineers to identify and resolve performance issues. Requires 5+ years of experience with load testing tools (k6, Gatling, JMeter, Locust) and experience with Grafana, Datadog, or New Relic.

Experienced backend developer to join a software engineering team developing hybrid cloud platform services. Responsibilities include building RESTful services in distributed environments, containerization with Kubernetes, and experience with CI/CD pipelines. Must have proficiency in Golang, Kubernetes, relational and non-relational databases, and cloud platforms like GCP.

Experienced Data Architect needed for a world-leading trade publisher. Join the Data Centre of Excellence to support their technology strategy, leveraging cloud solutions, security, and legacy application rejuvenation.

Design, build, and deploy AI agents to automate and improve IT and business workflows. Implement model validation, monitoring, and fail-safe mechanisms to ensure reliable agent behavior. Architect secure data handling pipelines and develop MCP servers and developer tooling for actionable insights.

Lead Agile projects focused on AML regulatory requirements. Manage stakeholder communication, including with external regulators. Experience with Agile frameworks, DevOps, and Lean principles is required. Strong leadership, problem-solving, and organizational skills are essential. Fluency in English is mandatory.

Salesforce Product Owner will partner with business teams to gather and document requirements, translate them into Salesforce solutions, and manage the product backlog. Requires 5+ years of experience as a Salesforce Business Analyst, Functional Consultant, or Product Owner with Salesforce Administrator and App Builder certifications.

Lead AI Engineer will design, implement, and manage end-to-end AI pipelines, develop machine learning algorithms, and lead a team of junior AI Ops Engineers.

Senior Firewall Engineer will convert and migrate firewall configurations, analyze network environments, and collaborate with clients and development teams. Requires 7+ years of experience in network roles, expertise in network security, and hands-on experience with at least two firewall vendors (Cisco, Check Point, Palo Alto, Fortinet). Must have Python scripting skills, production deployment knowledge, and fluency in English.

Salesforce CPQ / RCA Specialist will configure and develop solutions across Salesforce CPQ, Revenue Cloud, and RightRev. Responsibilities include product catalog configuration, pricing rules, and revenue recognition logic. Experience with Salesforce CPQ and Revenue Recognition is required.

Senior React Developer with expertise in Next.js, TypeScript, and React Query to develop and maintain user interface functionalities.

Bizmoni seeks a part-time ATS Automation & Integrations Specialist to optimize and automate recruitment workflows using Manatal. The role involves configuring, integrating, and scaling Manatal to streamline hiring operations and enhance the candidate experience.

Leads the deployment, optimization, and lifecycle management of storage, backup, monitoring, and automation platforms. Ensures compliance with data retention and regulatory requirements.

Experienced Senior Penetration Tester to lead and execute security assessments across web, mobile, infrastructure, and API environments. Responsibilities include performing penetration testing, source code reviews, and collaborating with engineering teams to improve secure development practices.

Senior Backend Engineer will design and operate IAM solutions in cloud environments, integrating identity platforms and automating IAM processes. Requires experience with modern identity platforms, backend programming (Java, Python, Go, Node.js), and identity standards (OAuth2, OIDC, JWT, SAML).

Senior Engineer to own and scale Apache Airflow platform, ensuring reliability, automation, and developer experience. Will work across data, trading, and engineering teams to deliver mission-critical pipelines.

Corporate Development Analyst will support strategic development, transactional, and optimization projects. Responsibilities include market analysis, financial modeling, due diligence, and post-transaction integration. Requires 3+ years of experience in M&A, transaction advisory, or financial analysis, a university degree, and advanced English.

Develops hardware-in-the-loop (HIL) and software-in-the-loop (SIL) based automation to test, release, and improve flight software. Builds automation tests using HIL to create system level quality gates for software development. Utilizes SIL simulation testing infrastructure to increase automation coverage and release confidence. Designs, implements, and maintains CI/CD pipelines to onboard new projects and environments into the automated testing and deployment workflow. Reports QA activities and provides feedback to engineers. Creates and maintains test cases for new features.

Implementation Engineer will deploy, integrate, and support Silent Eight solutions in customer environments. Responsibilities include troubleshooting technical issues, collaborating with clients and teams, and contributing to process optimization.