Fullstack Software Engineer - Senior Level

Join our dynamic team at Inetum2 as a Senior Fullstack Software Engineer, where you'll be at the forefront of developing innovative software solutions. In this role, you will leverage your expertise in both frontend and backend technologies to build scalable applications that enhance user experience. Collaborate with cross-functional teams to design, develop…

About Capco Poland Capco Poland specializes in technology and management consulting for the financial sector. The team supports clients in banking, payments, capital markets, wealth, and asset management. The company values quick thinking, innovation, and prioritizing people. Capco fosters an entrepreneurial culture and aims to attract professionals who want to grow alongside clients. Recognized for expertise in banking and payments Supports an agile and innovative work environment Focuses on building a team of professionals who share the company vision Location and Work Model Location: Warsaw, Poland Work model: Hybrid, with a preference for 3 days per week in the office Role Overview: IT Consultant – Integration & Development – Cards Transformation This role is part of a major cards transformation program for a leading Polish bank. The IT Consultant/Developer will design, build, and configure integrations across complex system landscapes. Responsibilities include supporting transactional flows for POS, ATM, and e-commerce channels. The position emphasizes delivering reliable, scalable, and observable solutions using current technologies, ensuring consistency and resilience across various interfaces. Fluency in Polish is mandatory.

Join our dynamic team at Netcompany as a Junior Java Developer, where you'll have the opportunity to work on innovative banking solutions. In this role, you'll collaborate with experienced developers to design, implement, and support cutting-edge applications that empower our clients to achieve their financial goals. Your contributions will directly impact our projects, making you an integral part of our success in delivering outstanding banking services.

Join our dynamic team at Netcompany as a Junior .NET Developer, where you'll be part of a vibrant working environment focused on innovation and collaboration. In this role, you'll contribute to the development of cutting-edge banking solutions, enhancing user experiences through efficient and scalable applications.

Telemedi is at the forefront of healthcare innovation, dedicated to employing talented developers and medical professionals to create modern solutions that simplify life for both patients and healthcare providers. Our mission is to leverage technology to ensure that everyone has convenient and immediate access to medical care.We are seeking an experienced Head of Software Engineering to lead our PHP development team and collaborate with us in creating cutting-edge technological solutions.Your Responsibilities:Manage the development team and coordinate their workParticipate actively in the programming process with a hands-on approachIntroduce and advocate for new technologies and AI tools to enhance programming effortsEstablish and monitor code quality standardsOptimize software development processesCollaborate with other departments in product creation and developmentMentor and develop the skills of team membersParticipate in strategic technology planning for the companyOversee timely project delivery in alignment with established goals

Join NordPass and revolutionize password security.At NordPass, we are committed to making logins safer and more straightforward for everyone. As a member of our dedicated team, you will contribute to developing a password manager that is trusted by over 7 million users and more than 10,000 organizations worldwide to protect their credentials, payment information, and sensitive data.Your Role: Play a vital role in helping millions secure their digital identities by designing smarter, safer login solutions.

Join Box Inc. as a Senior Fullstack Software Engineer and take the next step in your career! We are looking for an experienced engineer who is passionate about building scalable web applications and innovative solutions. In this role, you will work collaboratively with cross-functional teams to design, develop, and maintain high-quality software that meets the needs of our clients.

At Saily, we are revolutionizing the way people stay connected while traveling. With no roaming fees and no plastic SIM cards, we provide lightning-fast and secure mobile data across over 200 destinations. Our platform is trusted by millions of paying customers and frequented by hundreds of thousands of travelers daily.To deliver the best possible product, we have cultivated an AI-native Product Engineering culture that empowers:The Engineer as a builder, owning the customer problem-solving process from inception to production.AI Agents that assist by writing significant portions of code and automating repeatable tasks, enabling Engineers to amplify their contributions.A collaborative environment where everyone plays a role in enhancing Saily by proposing new areas for agent delegation and executing those improvements.A culture of curiosity, continuous learning, and knowledge sharing, ensuring that the customer experience, marked by comfort and connectivity, remains our primary focus.We prioritize growth over comfort, contribution over hierarchy, and impact over process. At Saily, we trust in giving talented individuals the context, autonomy, and AI tools they need to do their best work.We are excited to welcome motivated junior engineers to our team because we believe that true impact is not defined by years of experience, but rather by your eagerness to learn, discipline, and innovative mindset. Saily offers you the space to shape and enhance your surroundings.What can you expect from us? You will gain hands-on experience in AI-assisted software development, access to various learning resources, and the chance to work on a successful, impactful, and technically stimulating product that you will be proud to build.Bring your skills, your vision, and join Saily!Main ResponsibilitiesContribute to delivering tools and features with guidance from the team.Collaborate effectively with product managers, designers, and fellow engineers.Work within small, independent teams.Learn to leverage AI agents for specifications, coding, analysis, testing, and iterative processes.Participate in enhancing our internal agent network and development workflows.Focus on achieving user and business outcomes rather than just output.

Become a Key Player in Shaping the Future of WorkdayIncubane — powered by VirtualResource (VR) — is a forward-thinking, technology-centric team focused on enhancing Workday with Extend services. We leverage AI automation and innovative applications to optimize HR systems within the Workday ecosystem. As part of our boutique consultancy, we are dedicated to transforming the HR tech landscape through deep expertise and cutting-edge tools.What Will You Do?We are in search of a driven Junior Developer eager to evolve into a Workday Extend Developer. This position offers a structured learning path, hands-on project experience, and mentorship opportunities with seasoned consultants.This role is crafted as a development journey — providing you the chance to enhance your technical skills while working with real client projects. You will begin by solidifying your knowledge in Workday Extend, Built on Workday, and enterprise cloud development, with the aspiration of becoming a proficient Workday Extend Developer capable of delivering impactful, scalable solutions.Collaborating with experienced Workday consultants and developers, you will gain insights into the complete application lifecycle, from requirements gathering to deployment and post-go-live support, while deepening your understanding of Workday HCM and Financial domains.If you are passionate about learning, cloud technologies, and developing business-oriented applications, this is a remarkable opportunity to specialize in a high-demand platform and fast-track your career.Key Responsibilities:Engaging in the complete development process of Workday Extend applications for client projectsCollaborating with clients and internal teams to gather, refine, and document business requirementsDesigning, building, and deploying custom applications utilizing Workday Extend and Built on Workday technologiesSupporting existing applications and troubleshooting issues as they ariseAcquiring in-depth knowledge of Workday Extend and its integration with core HCM/Financial modulesFostering strong relationships with clients to ensure that delivered solutions align with business needs and are commercially viableParticipating in team knowledge sharing and best practices, while escalating complex issues as necessaryAs an Incubane consultant, you will have the autonomy to manage your day, provided you meet your objectives and client expectations. Your team will often comprise a blend of on-site and remote members who will communicate through IM, video calls, and an online ticketing system.

Dentons Business Services EMEA serves as the operational backbone of Dentons, the world’s largest law firm, driving exceptional service delivery to clients across Europe, the Middle East, and Africa. Our EMEA business services team is integral to enhancing efficiency, fostering innovation, and encouraging collaboration within our global network.At Dentons Business Services EMEA, we are dedicated to excellence in providing legal professionals with state-of-the-art solutions. Our vibrant and diverse team works cohesively to offer a comprehensive range of services, including finance, IT, human resources, marketing, and more. We take pride in cultivating a culture of continuous improvement and adaptability.Job PurposeThe AI Automation Developer role is centered on the hands-on development and implementation of AI systems and workflows. This includes DAISY, our proprietary AI system, which integrates a custom chatbot, workflows, internal tool integrations, and knowledge management platforms, as well as Microsoft’s AI suite (Copilot Studio, Foundry, SharePoint knowledge agents). As an AI Engineer, you will prototype innovative AI solutions, collaborate with teams across Europe to develop and execute AI use cases, and remain informed of the latest AI advancements to guide our strategic direction.Key ResponsibilitiesFacilitating the development and deployment lifecycle of DAISY, our in-house AI system.Designing and implementing new functionalities through AI workflows, automation, prompt engineering, and iterative testing.Collaborating with developers using agile methodologies to deliver AI solutions that meet business needs.Rapidly prototyping and automating processes to overcome workflow challenges.Partnering with lawyers and business professionals to create new functionalities.Managing backlog, user stories, and data quality to ensure the delivery of high-quality features.

At JetBrains, we are passionate about code. Since our inception in 2000, our mission has been to develop the most powerful and effective developer tools available. By automating routine checks and corrections, we accelerate production, empowering developers to innovate and create.About the InitiativeJetBrains is transitioning from standalone developer tools to a cohesive, AI-native platform for software development.AI is evolving from a mere editor assistant to an integral participant in the planning, building, reviewing, and operation of software across teams and organizations. This transformation brings forth challenges that go beyond individual tools, including governance, security, cost management, observability, and coordination between human and autonomous agents.Our aim is to establish a platform that facilitates the structured, scalable, and economically efficient adoption of AI in software development—without confining companies to closed ecosystems.We are constructing the foundation that integrates developer workflows, team collaboration, and organizational control into a cohesive system.This platform will function as the execution and governance layer for AI-driven development, seamlessly integrated with developer tools while designed for cross-team, product, and environment functionality.This initiative represents a long-term strategic investment for JetBrains and is a crucial element of our vision for the future of software development. The RoleWe are seeking a Developer Experience Lead to spearhead significant enhancements to the development experience within the JetBrains Cloud Platform (JCP).This position focuses on optimizing the productivity of JCP engineers by refining build systems, CI/CD pipelines, local development workflows, tooling infrastructure, and AI pipelines. You will be responsible for the developer experience from start to finish—covering local development, testing, CI processes, and production deployment. As this platform is rapidly evolving, many workflows and processes are still being refined. You will define what a superior development experience entails and guide the organization towards achieving it. As part of the team, your responsibilities will include:Leading and executing the strategy for developer experience enhancements across the entire JCP platform.Optimizing build systems (including Gradle, Nx, and others) for quicker builds, improved caching, and reliable scalability.Establishing AI development pipelines, managing context, agents, and transitions, and...

Miratech seeks a SOC 2 Project Manager to oversee compliance projects in Warsaw. This role drives efforts to meet SOC 2 standards by coordinating teams and ensuring effective security policies and procedures are in place. Key Responsibilities Direct SOC 2 compliance projects from initial planning to final execution Collaborate with various teams to develop and implement security policies Oversee project schedules and maintain open communication with stakeholders Location This position is located in Warsaw.

Role overview Veeam Software seeks a Senior Python and AI Developer to help design solutions that enhance the company’s data management and protection products. This position is located in Warsaw, Poland. What you will do Design and develop new features using Python and AI methods Collaborate with a team of experienced engineers and other professionals Offer ideas and feedback that influence the direction of Veeam’s products Location The role is based on site in Warsaw, Poland.

Join the innovative team at nordsec as a Senior Frontend Engineer specializing in React within our Network Department. In this role, you will leverage your expertise to create dynamic and responsive user interfaces that enhance our network solutions. Collaborate with cross-functional teams to deliver high-quality software that meets our users' needs.

We are seeking a talented and motivated Staff Software Engineer specializing in React Native to join our dynamic team at Box, Inc. In this role, you will be instrumental in developing innovative mobile applications that enhance user experience and drive engagement.Your responsibilities will include collaborating with cross-functional teams to define and design new features, maintaining existing applications, and ensuring code quality through best practices and testing.

Join Nord Security and innovate the future of online safety.At Nord Security, we empower users and businesses to reclaim their online privacy and security. Our diverse range of solutions—from VPNs and password managers to threat intelligence and eSIMs—are designed to address complex security challenges, earning the trust of millions around the globe.As a Senior Software Engineer, you'll play a pivotal role in enhancing our User Control Panel, ensuring users have a seamless and secure experience.Key ResponsibilitiesDesign and enhance a sophisticated User Control Panel to foster user trust and engagement, driving sustainable growth.Implement new features and improve user flows within the account management portal, including subscriptions, billing, and security options.Maintain a high-quality, scalable front-end codebase using modern best practices.Continuously enhance code quality, performance, and user experience.Write and uphold unit and integration tests alongside feature development.Contribute to the component library and design system standards.Engage in code reviews to uphold engineering excellence.Collaborate with backend engineers to define API contracts and handle errors effectively.Work with QA engineers to guarantee feature reliability and document workflows.Debug and resolve issues throughout the frontend stack, including UI rendering and state management.Advocate for best engineering practices and contribute to improving development processes.Conduct research and development activities to support new initiatives and make informed technical decisions.Mentor team members and provide technical guidance on best practices.Shape the team's technical vision and contribute to long-term goals.Essential Qualifications4+ years of experience in JavaScript and TypeScript programming.2+ years of hands-on experience with React framework.In-depth understanding of web development principles, testing methodologies, and performance optimization techniques.Proficiency in modern front-end development practices and tools.Strong problem-solving skills and attention to detail.

Join our dynamic team at evolution as a Frontend Developer, where you will play a crucial role in designing and implementing innovative web applications. You will collaborate with cross-functional teams to deliver exceptional user experiences while utilizing the latest technologies. If you have a passion for frontend development and a desire to create impactful digital solutions, we want to hear from you!

Join NordLayer and be part of a cybersecurity revolution!We are creating a scalable cybersecurity platform tailored for modern teams, eliminating security concerns while enhancing productivity. With trust from over 11,000 global companies, NordLayer seamlessly integrates into any tech stack, offering robust protection across borders.Your Role: Play a crucial part in empowering businesses with cutting-edge network security solutions.Key ResponsibilitiesEnhance our codebase by crafting clean, high-quality TypeScript code, backed by rigorous testing.Provide mentorship and technical guidance to frontend developers through insightful code reviews and implementation strategies.Collaborate with backend engineers to define API contracts and ensure smooth integration between frontend and backend services.Work alongside product managers and designers to transform product requirements and UX designs into viable technical solutions.Uphold high engineering standards by promoting best practices in code quality, testing, and maintainability.Assist the team in delivering features within a Scrum framework by effectively breaking down tasks, identifying risks early, and contributing to accurate estimations.Essential Qualifications5+ years of experience in developing and maintaining modern frontend applications using React and TypeScript.Proven experience in designing frontend architectures and establishing scalable components and state management patterns.Strong knowledge of frontend performance optimization and web application best practices.Experience working with REST APIs and collaborating effectively with backend teams.Familiarity with frontend testing frameworks such as Jest, Testing Library, Cypress, or Playwright.Experience leading technical discussions within a distributed team environment.Bonus QualificationsHands-on experience in building or contributing to open-source projects.

Join Turnitin as a Senior Fullstack/Backend Software Engineer, where your expertise in backend development, particularly with Java and serverless architectures, will be pivotal. We are seeking engineers who are enthusiastic about creating scalable distributed systems and delivering robust software solutions for our acclaimed educational platform.As an integral member of our shared services team, you'll spearhead the development and enhancement of the core systems supporting both our existing and upcoming applications.Key Responsibilities:Architect, develop, and optimize scalable backend services utilizing Java and serverless technologies (AWS Lambda).Design and implement RESTful APIs and event-driven architectures.Contribute to frontend component development as required.Enhance performance and cost-effectiveness of existing services.Collaborate with cross-functional teams, including Architects, Product Managers, and engineering leads, to deliver innovative solutions.Mentor junior developers and promote best practices.Establish and manage CI/CD pipelines.Maintain high-quality coding standards through peer reviews, automated testing, and compliance with development best practices.Document shared components comprehensively, providing usage guidelines and examples.

Join the NordPass Team to Revolutionize Password Security!At NordPass, we strive to make online password management effortless and secure. With over 7 million users and 10,000+ companies relying on us, we are committed to providing a premium password manager that safeguards credentials, cards, and sensitive information.Your Contribution: Play a pivotal role in enhancing digital security for millions by developing innovative and secure login solutions.Key ResponsibilitiesCollaborate with cross-functional teams to integrate and optimize microservices across NordSecurity's product ecosystem, ensuring a seamless user experience.Prioritize the delivery of high-quality, scalable, and secure code.Engage in key technical and architectural decisions, refining development processes and shaping the strategic direction of our products.Demonstrate strong ownership over product development, maintenance, and quality assurance.Facilitate effective communication and collaboration among engineering, product, and design teams.Essential QualificationsExtensive experience with PHP (3+ years).Hands-on experience with AI tools to enhance engineering (e.g., code generation, test creation, performance optimization, and debugging), demonstrating accountability for outcomes.Proficient in system design, with a clear understanding of design patterns and their applications.Solid grasp of Object-Oriented Programming (OOP), asynchronous programming, and design patterns.A genuine passion for architecture and technology; we want to hear from those who can create scalable and robust code.Familiarity with core CI/CD principles, unit testing, and integration testing.Preferred QualificationsKnowledge of cryptography.