5520 English-speaking jobs in Masovian Voivodeship

Senior Android Developer will design, develop, and maintain high-quality Android applications using Kotlin and Java. Responsibilities include ensuring application performance, quality, and reliability, building scalable solutions, and integrating with APIs and third-party services. Requires 5+ years of experience in Android development with expertise in the Android SDK, platform versions, and device configurations. Strong understanding of Android UI/UX design principles and best practices is essential. Experience with Jetpack Compose, Coroutines, MVVM, and Clean Architecture is required. Familiarity with Firebase and API integrations is also necessary. Proficiency in leveraging AI tools and large language models is a plus.

Software engineer intern will build and maintain systems used by millions, integrating AI tools into the development workflow.

TV CDN System Engineer needed for design, build, and maintenance of video streaming infrastructure. Requires 5+ years experience in video streaming solutions, TCP/IP, Linux, Load Balancing, and troubleshooting live video.

If you are an innovative, curious, collaborative person who embraces challenges and wants to grow, learn and pursue outcomes with our prestigious financial clients, say Hello to SimCorp! At its foundation, SimCorp is guided by our values — caring, customer success-driven, collaborative, curious, and courageous.

Billennium is a global technology company with over 20 years of experience, committed to innovation and empowering businesses. As an employer, we offer a supportive, growth-focused environment where collaboration and creativity thrive. Join us to shape the future of technology together.

Senior Data Scientist to lead data science projects, develop scalable models, and mentor junior team members. Requires expertise in Python, data engineering, MLOps, and production-grade model deployment.

IT Support Specialist will provide first-level technical support, troubleshoot hardware and software issues, and manage user accounts. Experience with Active Directory, Endpoint Management tools, and Atlassian tools is required.

Overview Xperi invents, develops and delivers technologies that create extraordinary experiences at home and on the go for millions of people around the world.

Senior Analyst responsible for customer interaction, documentation issuance, review, and system setups. Manages account opening and maintenance processing, ensuring timely and accurate delivery of account opening functions. Accountable for project management in the account services space and cross-functional relationships. Requires 5-8 years of experience in documentation review, account maintenance, and cash products experience is an asset. Proficient knowledge of English and any other European language is preferred. Strong analytical, communication, and project management skills are essential.

Client Onboarding Sr. Analyst manages customer interactions, documentation, and system setups. Ensures timely and accurate account maintenance, superior customer service, and issue resolution. Manages projects, cross-functional relationships, and client satisfaction. Requires 7-10 years of experience in financial institutions, proficiency in English, and strong communication and interpersonal skills.

Andersen is hiring a Python Developer for a project to build scalable microservices in a distributed system, ensuring high performance, fault tolerance, and reliable data processing. The customer is a global digital platform in the urban services domain, operating a high-load marketplace that connects users and service providers in real time.

Andersen is hiring a Data Science Engineer for a project building an AI platform for incident detection using computer vision, audio analysis, and machine learning. The customer is an international mobility service provider offering a peer-to-peer model that allows users to negotiate travel conditions directly within the app.

The team will implement the insurance ordering and integration layer, enabling seamless policy purchases, data exchange, and system connectivity within the client's platform. Responsibilities Contributing to and actively shaping architectural discussions and decisions. Designing and implementing APIs and backend services.

Build and improve digital products used by millions, integrating AI into your development workflow. Master diverse technologies and simplify complex systems.

Security engineer will assess and strengthen security by identifying vulnerabilities and implementing countermeasures. Responsibilities include conducting internal security assessments, automating security practices, and collaborating with privacy experts.

IT Risk Manager manages IT security risks, conducts Business Impact Analysis, and provides security consultancy to IT operations and business units.

The Application Support Specialist provides 2nd level support and maintenance for application services. Responsibilities include resolving issues, monitoring performance, and configuring software parameters.

Why we’re hiring We are on a mission to build a world‑class Product Engineering organisation within WPP Data, Tech Solutions that will redefine how WPP operates at scale. To achieve this, we are establishing a brand new, dedicated Talent Acquisition team focused on securing the best engineering talent globally.

To be a part of Virtuos means to be a creator.

Meta seeks a Client Partner to drive revenue growth and develop strategic relationships with top advertisers. The role requires 8+ years of experience in performance marketing, digital marketing, or client-facing strategy and consulting. Success involves analyzing client businesses, identifying growth opportunities, and leading cross-functional teams.