Senior Software Engineer/Tech Lead (Angular + .NET)

🏢 Summary: Lead a front-end team while designing and delivering scalable, client-facing Angular applications. The role combines hands-on development, technical direction, code-quality ownership, Agile delivery leadership, and developer mentoring. 🗂️ Requirements: BSc/MSc in Computer Science, Engineering, or related field, 6+ years of JavaScript development experience, Strong Angular expertise, 1–2 years of leadership or technical-lead experience, Agile delivery experience, Front-end architecture and scalable-design expertise, Algorithms, data structures, and OOP knowledge, Git, HTML, SCSS, and REST API integration proficiency, Front-end performance, scalability, and security knowledge, Code-review, technical-discussion, mentoring, and cross-functional collaboration experience 📃 Skills: JavaScript, Angular, Git, HTML, SCSS, REST, Agile, OOP, Tailwind, Ionic, AWS, Capacitor, Node.js 🏢 Description: Angular Developer - Team Lead The Role: We’re looking for an Angular Developer - Team Lead to guide and grow a high-performing front-end development team. In this role, you’ll combine hands-on Angular development with leadership responsibilities, ensuring your team delivers robust, scalable, client-facing applications. You’ll actively shape the technical direction, enforce coding standards, foster a culture of engineering excellence, and coach developers to reach their full potential. This is an exciting opportunity to lead technically challenging projects, drive modern development practices, and collaborate with cross-functional teams to deliver impactful digital products. The main responsibilities of the position include: Lead the team’s Agile delivery process, from task allocation and sprint planning to retrospectives and cross-team coordination. Design and develop advanced, scalable front-end applications using the Angular framework. Set individual goals for team members, regularly monitor progress, and provide constructive feedback. Champion clean, maintainable code, modern architectural patterns, and performance optimization techniques. Conduct and supervise code reviews to ensure technical consistency, code quality, and adherence to company standards. Provide technical guidance, mentorship, and career development support to team members Actively promote team morale and engagement, creating an environment where people are motivated and empowered to perform at their best. Collaborate with Team Leaders, Architects, Product Owners, and UX/UI teams to align on product vision, architecture, and delivery priorities. Influence system design, technical direction, and the selection of front-end technologies Monitor and maintain the health of front-end applications, proactively addressing performance, scalability, and security issues Define and enforce coding standards, development workflows, and front-end best practices within the team. Main requirements: BSc/MSc in Computer Science, Engineering, or a related field Minimum of 6 years of experience in JavaScript development, with strong expertise in Angular. 1–2 years in a leadership or technical lead role, preferably in an Agile environment. Deep understanding of front-end architecture, lifecycle, and scalable design. Solid grasp of algorithms, data structures, and OOP principles. Proficient in Git, HTML, SCSS, and REST API integration. Strong communication and leadership skills, with experience mentoring developers across all levels. Skilled in leading technical discussions, code reviews, and driving continuous improvement. Solid understanding of front-end performance optimization, scalability, and security best practices. Strong cross-functional collaboration skills. The following will be considered an advantage: (if applicable) Experience with Tailwind CSS Experience with the Ionic Framework Familiarity with AWS services. Familiarity with Capacitor. Contributions to open-source projects, technical blogs, or public speaking engagements. Working knowledge of Node.js. Benefit from: Attractive remuneration package Private health insurance Corporate pension fund Intellectually stimulating work environment Continuous personal development and international training opportunities The Hiring Experience: What Awaits You Let’s Connect – Intro Chat with Talent Acquisition Bring It to Life – Role-Specific Take-Home Task Deep Dive – First Interview with Your Future Team Test your edge – Aptitude / Personality Assessment Get Closer – Second Interview with the Future Team Final Connection – Final Interview Type of employment : Full time Location : Cyprus, Athens (Greece) All applications will be treated with strict confidentiality!

🏢 Summary: Lead a mobile engineering team and own the full lifecycle of scalable iOS and/or Android applications, from development through production operations. The role combines hands-on technical leadership, mobile architecture, quality practices, and close collaboration with product, design, SRE, security, and backend teams in a hybrid Warsaw setup. 🗂️ Requirements: Tech Lead experience in Agile mobile teams, Hands-on iOS development with Swift and/or Android development with Kotlin, Modern mobile architecture knowledge, CI/CD, mobile testing, and monitoring experience, API integration, backend fundamentals, and DevOps awareness, Fluent English, Availability to work from the Warsaw office 3 days per week 📃 Skills: iOS, Android, Swift, Kotlin, MVVM, CI/CD, Testing, Monitoring, APIs, DevOps, Cloud, Flutter, ReactNative, Java, Node.js 🏢 Description: Your responsibilities: Lead, mentor, and grow a team of iOS and/or Android engineers, fostering a collaborative and high-performance culture Own the end-to-end mobile lifecycle (build, test, deploy, run – You build it, you run it) Develop scalable, high-quality mobile applications with a strong focus on performance and user experience Ensure code quality through pair programming, reviews, and defined engineering standards Align mobile solutions closely with backend systems, APIs, and enterprise architecture Drive the evolution of the mobile architecture, tooling, and overall application landscape Identify and reduce technical debt and operational risks Collaborate closely with Product, Design, SRE, and Security to deliver sustainable and reliable solutions Your Profile: Proven experience as a Tech Lead in Agile mobile teams Strong hands-on background in iOS (Swift) and/or Android (Kotlin) Solid understanding of modern architecture patterns (e.g. MVVM, Clean Architecture) Experience with CI/CD, testing, and monitoring in mobile environments Full-stack mindset (API integration, backend basics, DevOps awareness) Strong problem-solving skills, ownership, and decision-making capabilities Experience with or interest in cloud technologies Clear communication skills and strong self-initiative Fluent in English Nice to have -Experience with cross-platform frameworks (Flutter, React Native) -Backend knowledge (e.g. Java, Node.js) -Experience with cloud & DevOps You are comfortable coming to our Warsaw office 3 days a week. How about? Employment contract? Of course. With us you do not have to worry about stable employment. Benefits? We have them! Among other: corporate incentive program, sport card, private medical care. Lunch card? With the cooperation extended and permanent contract, you will receive additional funds to use for meal purchases. Working in a hybrid model? Of course! ! You work with us 2 days a week from home. Work wherever you want? In PAYBACK you have the opportunity. Working 100% remotely, also from European countries for 15 days a year. ‎Flexible working hours? Sounds great! We start working between 7 to 10. Trainings? Of course. We provide training to develop hard and soft skills. Convenient location? Sure! We invite you to our new office at Rondo Daszyńskiego, but we are currently also working remotely. Dress code? We definitely say no. There are no rigid dress code rules in our company, sneakers are more than welcome. Friendly atmosphere at work? Yes! In PAYBACK, people are the most important asset‎. Something is missing? Open communication is our priority, so dare to ask!‎

🏢 Summary: Lead the design and delivery of Java- and Angular-based microservices while acting as the key bridge between business stakeholders and the delivery team. The hybrid role combines technical leadership, architecture ownership, global roadmap alignment, and end-to-end rollout support. 🗂️ Requirements: Java 25 expertise, Spring Boot expertise, Angular 19+ expertise, PostgreSQL experience, Kafka experience, OpenAPI experience, Vault experience, NgRx experience, Angular Material experience, Cypress experience, Kubernetes experience, Docker experience, Terraform experience, GitLab CI or Jenkins experience, Maven experience, Microservices architecture expertise, SCRUM experience, Fluent English, Self-sufficiency, Strong communication skills, Ability to define and drive the technical critical path 📃 Skills: Java, Spring, PostgreSQL, Kafka, OpenAPI, Vault, Angular, NgRx, Material, Cypress, Kubernetes, Docker, Terraform, GitLab, Jenkins, Maven, Microservices, SCRUM 🏢 Description: Tech Lead Developer (Java & Angular) We are looking for an experienced Tech Lead Developer who combines deep technical expertise with project leadership and strong business collaboration skills. Your Profile: Tech Stack: Backend: Java 25, Spring Boot, PostgreSQL, Kafka, OpenAPI, Vault Frontend: Angular 19+, NgRx, Angular Material, Cypress DevOps / CI/CD: Kubernetes (IBM Cloud), Docker, Terraform, GitLab CI/Jenkins, Maven Core Skills: Microservice architecture, SCRUM, fluent English, self-efficiency, strong communication, and the ability to define and drive the technical critical path. Nice to Have: Prior Tech Lead experience, working in distributed global teams, and using AI tools in daily design/development. Responsibilities: Bridging Business & Tech: Translate complex business needs into technical specifications, serving as the main contact between stakeholders and the delivery team. Global Alignment: Align local development streams with the long-term strategic roadmap of the global system. Architecture & Delivery: Design high-level component roadmaps and take ownership of the full rollout lifecycle (including documentation and user training). What We Offer: Work Setup: Hybrid model (+ 120 PLN/month remote work allowance). Stability: Employment in a stable, international organization. Health & Security: Fully covered private healthcare, Employee Pension Plan, and life insurance. Perks: Pre-paid lunch card, MyBenefit platform, and MultiSport card. Growth & Office Comfort: Professional training opportunities and dedicated office parking.

🏢 Summary: Lead a full-stack development team in building, maintaining, and scaling applications in an agile environment. The role combines hands-on .NET/C# development with technical leadership, strategic project direction, and close collaboration with Business Analysts. 🗂️ Requirements: Proficiency in .NET, Proficiency in C#, Full-stack development experience, Front-end development experience, Document-based database knowledge, Event-based messaging framework knowledge, Cloud services experience, Containerization experience 📃 Skills: .NET, C#, Full-stack, Frontend, Databases, Messaging, Cloud, Containerization, Angular, MongoDB 🏢 Description: Summary: The role focuses on leading the development team to create new solutions and maintain systems within an agile environment, emphasizing the importance of robust applications and strategic direction. Main Responsibilities: Lead the development team in creating and maintaining applications. Adopt wider technology practices and address the speed of new application delivery. Engage in hands-on development while guiding the strategic direction of projects. Collaborate with teams to gather specifications and perform technical analysis. Navigate complex systems and ensure they are built to scale. Manage developer quality and capacity amidst organizational constraints. Key Requirements: Proficient in .NET and C#. Experience with full-stack development, including front-end technologies. Familiarity with document-based databases. Knowledge of event-based messaging frameworks. Experience with cloud services and containerization. Nice to Have: Prior experience in the banking or financial services sector. Familiarity with Angular or other modern front-end frameworks. Experience with MongoDB or similar environments. Other Details: Environment: .NET, C#, Angular, MongoDB, moving towards cloud solutions. Team Structure: Full Stack Developers working closely with Business Analysts.

🏢 Summary: Senior frontend/full-stack developer role focused on building resilient, enterprise-ready product features for a sports and health platform. The position involves React, TypeScript, Next.js, REST APIs, PostgreSQL, and close remote collaboration, with a hybrid schedule in Kraków. 🗂️ Requirements: 5+ years of professional development experience, Production experience with React and TypeScript, Production experience with Next.js App Router, REST API and data-validation experience, PostgreSQL and ORM experience, Ability to follow architectural documentation and team conventions, Git, code review, and Jira experience, Independent problem analysis and written feature planning/ADRs, Careful handling of healthcare data, schemas, and access logic, Strong written technical communication, Remote and asynchronous collaboration skills, Advanced English, Ability to complete a technical coding test without assistance, Availability to start within one month, Ability to work from the Kraków office 3 days per week 📃 Skills: React, TypeScript, Next.js, REST, Zod, PostgreSQL, Drizzle, Prisma, TypeORM, Git, Jira, Claude 🏢 Description: About the role You will be assisting in the understanding of, architecture, implementation, and quality of core Product Roadmap items intended to drive the project for our client forward. The ability to work with the team and collaborate is essential. You will have an immediate impact and be an early figure in the company today to help drive our growth. You will focus on solidifying our product and making it resilient as well as learning how to roll out enterprise-ready features. Required skills /knowledge and production experience/ React + TypeScript Next.js (App Router) — routing, server/client components, API routes REST API, data validation (example - Zod) PostgreSQL and ORM (Drizzle or similar — Prisma/TypeORM) Work according to the team's conventions and architectural documentation(ADR-y) — the ability to read and follow established standards before writing code Git, code review, ticketing (Jira) Coding with Claude /on daily basis/ Minimum of 5 years of professional experience developer with hands-on skills. Communication and other required skills Git, code review, ticketing (Jira) Independence in problem analysis and a willingness to plan before implementation (the project requires a written plan/ADR before each new feature). Accuracy and attention to detail—working with healthcare data requires caution when changing the schema and access logic. Good written communication—documentation, PR descriptions, tickets, and code review comments. Comfortable working in a distributed/remote team and asynchronous communication. Openness to feedback and a willingness to propose simpler solutions instead of over-engineering (the project explicitly avoids over-engineering). Sense of responsibility (ownership) for the delivered functionalities from design to implementation. Advanced English - hard must - daily calls with native CTO or CEO(weekly) . Ability to discuss technical problems, describe concept, architecture or planned feature. There's going to be (online or onsite in Krakow) technical coding test (without extra help) and English general and/or tech conversation. Awesome but not a must: Supabase (Auth, RLS, Postgres) AWS: S3, SQS, Lambda - designing or integrating with data processing pipelines (multipart upload, task queuing, workers) Terraform / IaC - ability to read infrastructure definitions (no need to write them yourself) Working with video / media data / large-volume files (e.g., recording processing, LiDAR, wearable data) Designing permission systems (RBAC) for multiple user roles OpenAPI / API contracts, documenting endpoints Experience in health, sports, telemedicine, or other sensitive/regulated data Application observability (Sentry, PostHog, or similar) Real-time integrations (chat/video SDKs like CometChat, WebSocket) Our benefits: Awesome and highly intense product /sports and health/ Private medical care and multisport card Flexible working hours (you can start between 8:00 -10:00 a.m.) Your choice of computer: Mac OS/Linux/Windows Upskilling budget English discussion classes every week Parking spot few mins from office Employee recommendation program. 🟢 The office is based in Kraków. We work 3 days from the office a week. 🟢 The process consists of 2 stages. We recruit remotely :) Ideal candidate should start within a month (no longer).

🏢 Summary: Senior Tech Lead opportunity to lead a platform modernization initiative, including a new mobile application and API, from technical assessment through delivery. The hands-on role focuses on stabilizing the codebase, setting architecture and engineering standards, and aligning technical execution with business goals. 🗂️ Requirements: Approximately 10 years of software development experience, Tech Lead experience owning architecture and development standards, C# and .NET Framework/modern .NET expertise, PostgreSQL, relational database and raw SQL experience, CI/CD pipeline, Git and GitHub quality-gate experience, Unit and integration testing knowledge, API contract design and implementation experience, Architecture validation tooling experience, Practical application of SOLID principles, AI-assisted development tool usage, Agile delivery experience, Jira and Confluence proficiency, Fluent Danish and English, Technical stakeholder communication skills 📃 Skills: C#, .NET, PostgreSQL, SQL, CI/CD, Git, GitHub, Testing, NetArchTest, SOLID, Jira, Confluence, Scrum, Kanban, Danish, English 🏢 Description: One of our clients in Copenhagen is looking for a Senior Tech Lead to play a pivotal role within an established platform, overseeing the modernization initiative that includes the development of a new mobile application and API. This role demands a blend of technical expertise and leadership capabilities, focusing on stabilizing the codebase while ensuring robust technical decisions are made to drive the project's success. We are moving quickly with this recruitment process and encourage candidates to apply as soon as possible. Main Responsibilities In this hands-on lead position, you will: Lead the technical direction of the modernization initiative from concept through delivery Conduct a structured technical assessment of the existing codebase and recommend a path forward. Establish development standards and engineering guidelines for team consistency. Identify architectural gaps and define a clear development roadmap Assess team capabilities and implement necessary delivery practices Define API contracts ensuring consistency and secure integration Uphold coding standards through code reviews and quality improvements Provide clear guidance to developers translating architectural principles into actionable decisions Act as a trusted partner, aligning technical execution with business goals. Key requirements Approx. 10 years of professional software development experience Proven experience as a Tech Lead responsible for architecture and development standards Strong expertise in C# and .NET, including both .NET Framework and modern .NET Experience with PostgreSQL and relational databases, including raw SQL (performance, readability, debugging, troubleshooting) Solid experience with CI/CD pipelines and version control (Git/GitHub), including setting up quality gates Understanding of testing strategies, including unit and integration tests Experience in establishing architecture standards and engineering practices across a team - now just following them Experience designing and implementing API contracts effectively, including required vs. optional fields and error handling standards Experience using architecture validation tooling (e.g. NetArchTest or similar) Strong understanding of software design principles (e.g. SOLID) applied pragmatically in existing codebases Comfortable leveraging AI-assisted development tools for design, testing, code reviews, and refactoring Experience working in agile development environments (Scrum, Kanban or similar) Proficient in Jira and Confluence as part of day-to-day collaboration and delivery processes Fluent in Danish and English, able to communicate technical concepts clearly Strong communication skills with the ability to explain technical concepts and trade-offs to both technical and non-technical stakeholders. Nice-to-have Frontend experience with JavaScript/TypeScript and modern frameworks. Personal characteristics Takes ownership and works independently while being a proactive and collaborative team player Pragmatic and solution-oriented, with a string focus on delivering value and quality Strong performance and proactivity mindset, with the ability to create momentum and move initiatives forward Confident making difficult technical decisions and taking responsibility for trade-offs – including recommending a rebuild when necessary Thrives in complex environments and enjoys untangling ambiguity into clear direction Strong communicator with the ability to translate technical complexity into clear and actionable insights for both developers, stakeholders and leadership Structured and quality-focused, with a natural ability to create momentum, drive execution and maintain high engineering standards. Start date: ASAP Duration: Until end of year Location: Copenhagen Workload: 100%