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Our mission is to 'help people to save and invest with confidence'. We are looking for great people to come and join us, so come and invest in YOUR future at HL.Why join us?Work the way you want – fully remote from anywhere in Poland or hybrid from our modern WeWork office at Mennica Tower (Warsaw). We have solutions for regular employees and B2B.New products, no maintenance – focus on building innovative solutions from scratch, using the latest technologies.Healthy work-life balance – we value your time, which means no overtime culture.Be part of something big – your work directly supports a FTSE 100 leader trusted by millions.Supportive, knowledge-sharing team – collaborate with experienced engineers who are passionate about clean code, best practices, and continuous learning.Modern tools & technologies – develop enterprise-scale solutions in a tech-driven environment.Your responsibilitiesDevelop and maintain mobile applications using React Native and TypeScriptIntegrate with backend services via REST API and/or GraphQLWork with React Native’s new architecture, applying best practices for scalability and performanceWrite unit and integration tests using tools like Jest, Detox, and Testing LibraryOptimize the performance of mobile applicationsImplement and manage state management solutions (e.g., Redux, Mobx)Collaborate with backend teams and designers to ensure consistency and high-quality deliverablesContribute to CI/CD processes and support build automation Troubleshoot complex technical issues and help scale mobile applicationsActively participate in the Scrum process (stand-ups, retrospectives, and technology discussions).Propose ideas, contribute to technology choices, and present solutions to the teamIdeal candidate haveAt least 3 years of experience working with React Native and TypeScript including enterprise-grade experience (experience with large app decomposition, layers separation, and scalable architecture for enterprise-level applications).Familiarity with different styling solutions (StyleSheet, Styled Components, Unistyles).Efficient React Native debugging skills — ability to troubleshoot and resolve complex issues with React Native applications using debugging tools, logs, and error tracking.Practical knowledge of JavaScript and testing frameworks (Jest, Detox, Testing Library).Experience in Brownfield Development.Experience working with REST API and GraphQL.Understanding of state management patterns and solutions like Redux and Mobx.Experience with React Native’s new architecture.Knowledge of native iOS development (Swift, SwiftUI, Combine) and Android development (Kotlin). Proficiency in using native build tools like Xcode, Gradle, and Android Studio.C1-level English proficiency – you’ll use English in all aspects of your daily work.Nice to haveKnowledge of CI/CD processes in software development.Experience integrating mobile apps with external services.Experience with TurboModules and TurboComponents.Experience with accessibility (a11y) best practices in mobile apps, including WCAG compliance and keyboard navigation support.Experience with UX/UI design best practices.Soft skills & team fitCollaborative and communicative – you work well with others, share knowledge, and express ideas clearly.Solution-oriented and creative – you tackle challenges with practical, innovative solutions.Quality-driven with a continuous improvement mindset – you take pride in delivering clean, secure, and maintainable code while seeking ways to improve.Eager to learn and adapt – you embrace new ideas and grow with your team.Comfortable in Agile environments – you thrive in cross-functional collaboration and value constructive feedback.Benefits50% KUP for Copy rights (tax reliefs due to creative type of work)PPE (4% HL tech contribution without employee contributions required)Annual bonus depending on performanceTraining budgetEnglish lessons with native speakersPrivate health care & Life insuranceMyBenefit Cafeteria (benefits platform)2 additional days for volunteering eventsBuddy programmeOpportunity to grow according to your level of expertiseWorking with new technologies and a multi-diverse teamMany opportunities to share knowledge and ideas
Posted 12 days ago
. Engage with developer community
. Provide technical support and guidance
Posted 12 days ago
Develop scalable and high-performance applications using Node.js and NestJS.
Collaborate with multidisciplinary teams to design and implement robust solutions.
Posted 12 days ago
Lead impactful projects from concept to delivery Collaborate on frontend architecture Architect
able React components Integrate frontend and backend services Build scalable APIs and backend
Posted 12 days ago
Develop and maintain full stack web and mobile applications.
Implement and automate robust backend API services.
Posted 12 days ago
Recruit remote GraphQL developers
Develop and maintain GraphQL APIs
Posted 12 days ago
Design and scale high-performance GraphQL APIs
Champion developer-friendly API architecture and standards
Posted 12 days ago
Design and build integrations with third-party systems
Maintain robust, reliable, and secure connections
Posted 12 days ago
Develop and maintain dynamic web applications using React and GraphQL
Collaborate with team members to build customer-facing features
Posted 12 days ago
Seeking mid-senior level Fullstack Developer with strong Laravel and React experience.
Responsibilities include designing, developing, and maintaining applications with Laravel and React, optimizing APIs, and writing clean code.
Posted 12 days ago
Develop scalable React applications
Implement responsive, pixel-perfect UI
Posted 12 days ago
Develop and optimize fullstack applications for high-traffic platforms
Foster innovation and continuous learning within the team
Posted 12 days ago
Implement best practices
Drive quality and innovation
Posted 12 days ago
Hire a principal backend engineer
Offer full-time remote work in the US
Posted 12 days ago
Design scalable backend solutions
Lead full software development lifecycle
Posted 12 days ago
Develop robust cross-platform mobile apps
Collaborate in Agile, remote teams
Posted 12 days ago
Hiring a skilled Senior Software Engineer (React/React Native).
Remote position with a focus on frontend development.
Posted 12 days ago
Build a React Native mobile app for CookUnity to enhance customer experience.
Collaborate with Product and Design teams to create high-impact mobile features.
Posted 12 days ago
Provide digital solutions for enterprises and collaborate on innovative projects
Design and build applications using JavaScript frameworks
Posted 12 days ago
Develop and maintain robust frontend UI modules
Translate designs and wireframes into high-quality code
Posted 12 days ago
Revolutionize customer experience through AI
Take ownership of key UI modules
Posted 12 days ago
Implement responsive and dynamic features.
Ensure application performance and best coding practices.
Posted 12 days ago
Independently design and develop scalable features, Collaborate with cross-functional teams, Write
lean and efficient code, Troubleshoot and resolve technical issues, Mentor and guide junior
Posted 12 days ago
Develop scalable backend solutions using Node.js and TypeScript
Collaborate with US-based clients and diverse teams
Posted 12 days ago
Seeking a Senior Fullstack Developer with expertise in React and Node.js
Opportunity to work on a cutting-edge tenant experience app
Posted 12 days ago
Seeking skilled Senior Software Engineers with NodeJS expertise to join API team at Leonardo.Ai
Responsibilities include leading projects, mentoring junior team members, and developing best practices
Posted 12 days ago
Architect, design, and develop scalable microservices using Node.js
Provide technical leadership and mentorship to development teams
Posted 12 days ago
Looking for a Senior Full-Stack Developer with experience in React.js & Node.js.
Work on cutting-edge digital solutions for premier clients from the US and Europe.
Posted 12 days ago
Lead iOS app development using modern frameworks
Collaborate with cross-functional teams
Posted 12 days ago
Develop scalable, responsive UIs for cloud-native applications
Collaborate closely with cross-functional teams
Posted 12 days ago
Provide technical leadership and guidance Lead single tenant to multi-tenant initiative Collaborate
with cross-functional teams Drive continuous improvement in development processes Stay current with
Posted 12 days ago
- Lead complex projects in a fast-paced, agile environment - Design and develop high-quality,
le features - Collaborate with cross-functional teams - Stay current with emerging technologies -
Posted 12 days ago
Redefine developer workflows with modern database tooling
Design and scale distributed systems for global usage
Posted 12 days ago
Hire a senior-level React developer
Enhance client reporting platform
Posted 12 days ago
Craft efficient and high-quality client code.
Collaborate with team members to drive client success.
Posted 12 days ago
Develop React/Typescript web applications to drive EEG analysis, clinical studies, and patient diagnostics
Design UX workflows for enhanced clinical study management and data analytics
Posted 12 days ago
Deliver high-performance React Native mobile apps
Implement pixel-perfect UIs with animations
Posted 12 days ago
Architect scalable front-end solutions for lodging, car, and packaging platform
Optimize front-end performance and user experience
Posted 12 days ago
Facilitate remote job opportunities for Scala developers.
Connect talented Scala professionals with companies in need of their skills.
Posted 12 days ago
Hiring a Junior Backend Engineer for SideShift.ai.
Candidates should be skilled in TypeScript, PostgreSQL, Redis, and GraphQL.
Posted 12 days ago
Offer a fully remote engineering position
Advance code search technology
Posted 12 days ago
Collaborate with AI Software Engineer and Digital Transformation team to design and develop web
ications, Create responsive and user-friendly front-end interfaces, Develop and maintain back-end
Posted 12 days ago
Help innovate and develop Sticker Mule's commerce platform
Work on developing the Stores platform and related tools
Posted 12 days ago
Accelerate development of the Stores platform
Build scalable and maintainable commerce tools
Posted 12 days ago
Develop scalable backend integrations
Ensure reliable financial data synchronization
Posted 12 days ago
Hire experienced fullstack engineers
Develop scalable web applications