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42dot

Full-time|On-site|Warsaw, Poland

Join 42dot as a Car Infotainment Application Engineer and be an integral part of shaping the future of automotive technology. You will work with cutting-edge technologies to develop innovative infotainment solutions that enhance user experiences in vehicles.

Mar 5, 2026

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Application Security Engineer

Solidgate

Full-time|On-site|Warsaw

Our Mission and VisionAt Solidgate, we are driven by a clear mission: to empower exceptional entrepreneurs in building remarkable internet companies. Our goal is to support the builders—those who are defining the digital economy—by providing them with the financial infrastructure they truly deserve. We are ambitiously pursuing our vision to become the world’s leading payments orchestration platform.We believe that the future of payments is shaped by individuals who think big, take ownership, and infuse curiosity and drive into their work. This is the kind of talent we are eager to welcome aboard.About the RoleSolidgate is committed to building a robust financial infrastructure for rapidly growing internet businesses across the globe. Our platform processes millions of payments daily and operates within a highly regulated fintech landscape where security is an integral product requirement—far more than an afterthought.Our engineering team is responsible for constructing and scaling a sophisticated cloud-native platform comprising over 120 microservices. As we continue to expand, we are enhancing our security framework by introducing a dedicated Application Security Engineer position.In this role, you will be pivotal in safeguarding our business and revenue by integrating security into the software development process—starting from initial design decisions through to CI/CD pipelines and live production systems.This position is hands-on and focuses on embedding security within the software development lifecycle while minimizing real product risks.You will collaborate closely with engineering teams to:Design secure application architecturesEnhance secure coding practicesIdentify vulnerabilities early in the development lifecycleContinuously advance application security as a routine aspect of engineering workYour contributions will directly influence the security of software development across a large microservices ecosystem, impacting standards, tools, and the overall engineering culture.Explore our technology stack here.

Jan 21, 2026

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Lead Application Security Engineer - Pentester

Veeam Software

Full-time|On-site|Warsaw, Poland

At Veeam Software, we are committed to being the leading Data and AI Trust Company. Our focus is on empowering organizations to effectively manage, secure, and understand their data and AI capabilities, ensuring resilience and enabling safe AI scalability. As pioneers in data resilience and security posture management, we are strategically positioned at the intersection of identity, data, security, and AI risk. With our headquarters in Seattle and a presence in over 30 countries, we proudly protect more than 550,000 customers globally, earning their trust to keep their operations running seamlessly. Join us in our journey to innovate and make a significant impact for some of the world's most prominent brands.About the RoleAs a Lead Application Security Engineer (Offensive Testing), you will spearhead penetration testing and Dynamic Application Security Testing (DAST) for our Veeam Data Cloud offerings. Utilizing Burp Suite and the latest web/API testing methodologies, you will identify genuine exploitable vulnerabilities, prioritize risks, and collaborate closely with engineering teams to ensure effective remediation.Your role will also involve enhancing testing tools and methodologies to streamline processes, helping teams avert recurring vulnerabilities, particularly in areas such as authentication, authorization, session management, and tenant isolation.What You’ll DoLead offensive testing initiatives: strategize the scope, depth, and frequency of tests; generate clear, consistent reports, and develop reusable playbooks.Conduct manual penetration testing (primary focus): assess web applications and APIs, especially around authentication/authorization, multi-tenant boundaries, and critical workflows; simulate realistic attack paths by chaining vulnerabilities.Utilize Burp Suite on a daily basis: replicate and validate findings using advanced features; create and maintain repeatable scopes, macros, and authenticated flows.Enhance and execute DAST processes: perform and refine authenticated scans, minimize false positives, and collaborate with CI/platform teams to scale scanning efforts and manage credentials efficiently.Drive vulnerability remediation: produce high-quality documentation, partner with engineering teams for fixes and retesting, and assist in preventing regressions; ensure that findings are logged with appropriate severity and SLAs.Contribute to long-term security improvement: identify recurring patterns and collaborate with teams to establish prevention strategies through standards, libraries, platform controls, and contributions to threat modeling/design reviews.What You’ll BringRobust experience in web and API penetration testing, with a strong emphasis on authorization vulnerabilities (IDOR/BOLA, privilege escalation, etc.).

Apr 1, 2026

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Used Car Sales Consultant (f/m/x)

AUTO1 Group

Full-time|On-site|Warszawa

Join Our Team as a Used Car Sales Consultant!Are you passionate about cars and sales? AUTO1 Group is looking for a dynamic and motivated Used Car Sales Consultant (f/m/x) to join our expanding team in Warsaw. In this exciting role, you will engage with customers, assist them in finding their perfect vehicle, and provide exceptional service throughout the buying process.Your responsibilities will include:Building rapport with customers to understand their needsGuiding customers through the vehicle selection processNegotiating sales and closing deals effectivelyMaintaining knowledge of industry trends and the used car marketIf you have a knack for sales and a love for automobiles, we want to hear from you!

Apr 30, 2026

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Senior Staff Backend Engineer for AI Applications

Bolt

Full-time|On-site|Warsaw, Poland

Join Bolt's Customer Support Automation team as a Staff Backend Engineer specializing in AI Applications. In this pivotal role, you will design and architect the foundational AI agent infrastructure that supports our automation solutions. Leverage your expertise to create multi-agent orchestration frameworks, execution engines, and evaluation pipelines that scale our Customer Support operations. If you are enthusiastic about agentic AI, distributed systems, and building high-performance platforms, this position is tailored for you.

Apr 15, 2026

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Used Car Sales Consultant

Auto1 Group

Full-time|On-site|Warszawa

Join our dynamic team at Auto1 Group as a Used Car Sales Consultant! We are seeking passionate individuals who thrive in a fast-paced environment and are eager to help customers find the perfect vehicle. As part of our team, you will be responsible for guiding customers through the buying process, showcasing our range of high-quality used cars, and ensuring an exceptional customer experience.

Mar 24, 2026

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Application Engineer at WNS Global Services | Warsaw

WNS Global Services Inc.

Full-time|On-site|Warsaw,

Engage in continuous collaboration with Business Analysts throughout all phases of implementation projects (Design, Build, Test, Hyper Care) utilizing the SCRUM framework.Configure the Ivalua Buyer application based on the specifications provided by Business Analysts.Prepare and conduct Unit Tests to ensure application functionality.Perform System Integration and/or Regression Tests to validate system performance.Analyze and troubleshoot system bugs to ensure optimal performance.Assist the project team in creating project documentation as required by the Client.

Feb 17, 2026

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Senior Engineering Manager - AI Applications at altersolutions | Warsaw

altersolutions

Full-time|On-site|Warsaw

We are seeking a dynamic Senior Engineering Manager to lead a team of skilled engineers dedicated to developing cutting-edge AI-powered applications and infrastructure. In this pivotal role, you will engage in hands-on leadership, dividing your time between technical execution, strategic planning, and effective people management.You will oversee the entire employee lifecycle, from hiring and onboarding to performance evaluations, promotions, and, when necessary, offboarding. Cultivating a high-performing and motivated team culture is crucial to your success. You will work in close collaboration with fellow engineering managers, data scientists, and key stakeholders to ensure timely project delivery, maintain high technical standards, and align team objectives.Key Responsibilities:Lead and nurture a team of engineers through mentorship, coaching, and career development.Manage all aspects of team administration: hiring, performance evaluations, salary negotiations, and feedback processes.Establish priorities and drive the execution of AI-focused features and components.Serve as a liaison between engineering and business units, ensuring transparent communication and alignment.Promote operational excellence by implementing continuous improvements in CI/CD, monitoring, observability, and performance metrics.Collaborate on project roadmaps, architectural decisions, and overarching technical strategies.

Oct 9, 2025

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Level 3 Application Support Engineer (Telecommunications)

SoftwareMind

Full-time|On-site|Warsaw

Role overview This Level 3 Application Support Engineer position at SoftwareMind centers on supporting complex software applications for clients in the telecommunications industry. Based in Warsaw, the role addresses advanced technical issues and helps maintain strong performance and reliability standards across client systems. What you will do Investigate and resolve challenging application problems reported by telecommunications clients Collaborate with development teams to identify root causes and implement effective solutions Support ongoing service delivery by ensuring applications operate smoothly and efficiently Impact This role plays a key part in delivering dependable software solutions for telecommunications clients, directly supporting the quality and reliability of their services.

Apr 28, 2026

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Senior Staff Machine Learning Engineer for AI Applications

Bolt

Full-time|On-site|Warsaw, Poland

Bolt is looking for a Senior Staff Machine Learning Engineer for AI Applications to join the Customer Support Product team in Warsaw, Poland. This position centers on improving the quality and effectiveness of AI automation within customer support. Role overview This engineer will play a central role in shaping how Bolt evaluates and integrates large language model (LLM)-based systems. The work involves driving improvements in knowledge quality and retrieval, and building feedback processes that strengthen automated support solutions. What you will do Lead initiatives to assess and align LLM-based AI systems for customer support. Enhance the quality and accessibility of knowledge used by automation tools. Develop and refine feedback loops to support continuous improvement in AI-driven support automation. Who this role suits This position is well suited for those with a strong background in applied machine learning, knowledge systems, and a focus on real-world AI product enhancements.

Apr 22, 2026

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Application Support Manager (L2/L3 Engineering) at EcoVadis | Warsaw

EcoVadis

Full-time|On-site|Warsaw

Join EcoVadis as a seasoned Application Support Manager to spearhead and expand our L2/L3 Support Engineering functions across four tribes. In this role, you will oversee a diverse team of approximately 12 Support Engineers situated in Poland, Malaysia, Mauritius, and Mexico, utilizing a follow-the-sun model to provide continuous support (24/5) at the tribe level.Your primary responsibility will be to manage the comprehensive support operating model, ensuring seamless coordination between Customer Care (L1), Support Engineering (L2/L3), and Engineering Squads (L4). Your mission is to cultivate a high-performance, metrics-oriented support organization that collaborates effectively with tribes and squads, breaking down silos and ensuring complete accountability for platform reliability and customer satisfaction.You will report directly to the VP of Engineering.Key Responsibilities:1) Lead and develop a high-performing distributed team:Oversee and mentor a team of ~12 L2/L3 Support Engineers, focusing on hiring, onboarding, coaching, performance management, and operational excellence.Establish and maintain regular operational cadences, including daily triage, weekly KPI assessments, monthly operational reviews with tribe leadership, and quarterly improvement planning.2) Own the support operating model, processes, and governance:Manage the L1-L4 support structure: triage/routing, escalation procedures, SLAs/OLAs, severity levels, and communication protocols.Drive cross-functional initiatives aimed at improving processes, tools, knowledge sharing, and automation, ensuring consistent execution across tribes.3) Drive metrics, transparency, and continuous improvement:Develop and implement an operational KPI system, along with dashboards and review processes; ensure visibility into service health, risks, and trends, including metrics such as time to first response, resolution time, SLA/OLA compliance, backlog management, escalation rates, and more.4) Enhance observability, monitoring, runbooks, and operational readiness:Improve alerting and monitoring quality and coverage, along with runbooks/playbooks in collaboration with Engineering/Platform teams.Strengthen diagnostic processes and knowledge management to minimize repetitive issues and expedite L4 resolutions.5) Foster stakeholder management and alignment across tribes/squads:Collaborate with Tribe leadership, Engineering Managers, Tech Leads, and Customer-facing teams to align priorities and implement improvements.Ensure that Support Engineering and Squads function in synchronized harmony, promoting shared accountability and reducing friction between L2/L3 and L4.

Jan 13, 2026

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General Application Opportunities

TheraCare Inc.

On-site|On-site|Warsaw

TheraCare Inc. in Warsaw invites general applications from those interested in joining the team in the future. While there are no current openings, submitting your information now means you may be considered as new roles arise. What matters here Dedication to helping others Genuine motivation to make a positive impact Interest in working within a collaborative care environment How to apply Share your background and interests so TheraCare Inc. can reach out if a suitable opportunity matches your experience. Applications are kept on file for upcoming positions in Warsaw.

Apr 24, 2026

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General Application at Base | Warsaw

Base

Full-time|On-site|Warsaw, Masovian Voivodeship, Poland

At Base, our mission is to empower entrepreneurs to conquer the global e-commerce landscape. We provide technology that revolutionizes the way they sell online.Our international team, spanning from Europe to both Americas, delivers an all-in-one system for thousands of sellers. We integrate them with industry leaders, including Amazon, eBay, Shopify, DHL, and FedEx.However, we are not just another tech company. We are one of the fastest-growing platforms in the industry, having grown 15-fold in the last 3 years! We prioritize a culture that values real impact and collaboration, with our team being the heart of our innovation.Does this sound intriguing? If you want to make a real impact in global e-commerce, apply today! We are waiting for you!

Dec 2, 2025

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Senior Application Security Specialist

EcoVadis

Full-time|On-site|Warsaw

Role Overview EcoVadis is hiring a Senior Application Security Specialist in Warsaw. This role focuses on protecting company applications and systems. The specialist will work to find vulnerabilities, put security controls in place, and partner with teams across the business to strengthen security practices. Key Responsibilities Identify and assess security vulnerabilities in applications and systems Implement measures to reduce risk and improve security Collaborate with cross-functional teams to support secure development and operations

Apr 17, 2026

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Mobile Application Manual Tester (SR)

Altersolutions

Full-time|On-site|Warsaw

Join Altersolutions as a Mobile Application Manual Tester where you will be integral in ensuring the quality and functionality of our mobile applications. In this role, you will execute test cases, identify bugs, and collaborate with developers to enhance the user experience. Your attention to detail and analytical skills will help us deliver top-notch mobile solutions to our clients.

Jan 24, 2025

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Manual Tester - Banking Applications | Tieto Tech Consulting | Warsaw

Tietoevry

Full-time|Hybrid|Warsaw

Join our dynamic QA team as a Manual Tester specializing in banking applications. Your focus will be on ensuring the quality of payments and SWIFT systems. We are looking for a meticulous professional with a deep understanding of financial systems, regulatory frameworks, and transaction workflows. The successful candidate will have hands-on experience in test planning, execution, and defect management. Key Responsibilities:Interpret business and functional requirements pertinent to banking and payment systems.Create and execute comprehensive manual test cases for end-to-end payment processes, including SWIFT message validation.Conduct regression, integration, and system testing across various environments.Collaborate effectively with developers, business analysts, and stakeholders to uphold quality and compliance.Utilize tools like JIRA, HP ALM, or similar to log, track, and manage defects.Verify data integrity and transaction accuracy across interconnected systems.Support User Acceptance Testing (UAT) and production validation as needed.Ensure that testing activities comply with banking standards and regulatory requirements (e.g., ISO 20022, AML, KYC).

Mar 3, 2026

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Spontaneous Application | Join Our Team at Alter Solutions

Alter Solutions

On-site|On-site|Warsaw

At Alter Solutions, we believe that talent knows no bounds. If you're passionate about technology and innovation, we invite you to submit your CV for future opportunities. We are always on the lookout for talented individuals to join our dynamic team in Warsaw. Whether you're an experienced professional or just starting your career, your skills and ideas are welcome here.

Jun 19, 2024

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Senior UX/UI Designer for Mobile Applications at Saily

Nordsec

Full-time|On-site|Warsaw

About Saily at Nordsec Saily helps travelers stay connected with mobile data solutions in over 200 destinations. No roaming fees, no plastic SIM cards, just reliable, secure data access. Millions of travelers use Saily to simplify their journeys and stay online wherever they go. The team builds products within an AI-native Product Engineering culture. Engineers take responsibility for solving real customer problems, guiding projects from idea to launch. AI agents handle repetitive tasks so the team can focus on meaningful work. Everyone is encouraged to suggest improvements and deliver changes that matter. Saily values growth, collaboration, and customer satisfaction. Creativity and curiosity are encouraged, making it a place where new ideas can take shape.

Apr 28, 2026

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Red Team Security Engineer

Asana

Full-time|Hybrid|Warsaw

At Asana, our commitment to security is integral to our vision of empowering humanity by streamlining collaboration across teams globally. Our dedicated security team safeguards our employees, users, and customers by proactively tackling threats and nurturing a security-centric culture throughout our operations and product offerings.We are on the hunt for a passionate Security Engineer to join our Red Team in Warsaw. In this pivotal role, you will become an essential member of our security operations within a vital engineering hub. You will collaborate directly with IT, infrastructure, and product teams to design and deliver secure software solutions. Your expertise will be critical in enhancing our security practices through comprehensive security reviews and penetration testing of our products and internal applications, effectively mitigating various classes of vulnerabilities while instilling a security-first approach across the organization.This position is based in our Warsaw office, following a hybrid work model with designated in-office days on Monday, Tuesday, and Thursday.We provide a Contract of Employment (UoP) for our employees in Poland.

Feb 23, 2026

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Senior UX/UI Designer for Mobile Applications at Saily

Nord Security

Full-time|On-site|Warsaw

Nord Security is seeking a Senior UX/UI Designer to join the Saily team in Warsaw. This position centers on shaping the user experience and interface for mobile applications. The main goal is to design interfaces that are both intuitive and visually appealing, supporting user engagement and satisfaction. Role overview This role involves working closely with cross-functional teams to develop and refine mobile app interfaces. The Senior UX/UI Designer translates user needs and research insights into practical design solutions, always keeping the end user in mind. What you will do Collaborate with teams across disciplines to create and improve mobile app interfaces Turn research findings and user needs into effective design concepts Conduct user research to better understand behaviors and preferences Gather feedback and use it to iterate on designs, raising product quality Requirements Proven experience designing UX/UI for mobile applications Ability to convert user insights into engaging, user-friendly designs Comfortable receiving feedback and iterating to improve results Strong collaboration skills with product, engineering, and other teams

Apr 28, 2026

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