Team Lead (.NET)

🏢 Summary: Engineering Team Leader (.NET/C#) role responsible for leading a development team and owning the design and delivery of advanced backup and disaster recovery solutions. The position combines hands-on development with architectural decisions and cross-functional collaboration in a growing R&D environment. Work involves building and maintaining distributed systems using modern Microsoft and containerized technologies. 🗂️ Requirements: Minimum 2 years experience as Team Leader (team of at least 3 engineers), Minimum 5 years commercial experience with .NET and C#, Strong knowledge of OOP, SOLID and DRY principles, Experience with SQL and NoSQL databases, Experience designing and developing REST APIs, Knowledge of Windows and Linux environments, Practical experience with Git, Jira and Docker, Experience creating unit, integration and E2E tests, Communicative Polish and English 📃 Skills: .NET, C#, REST, WebSockets, Docker, SQL, NoSQL, SQLite, PostgreSQL, VMware, Hyper-V, Git, Jira, Windows, Linux, OOP, SOLID, DRY, Kubernetes, S3, MS365, SignalR, TeamCity, Android, iOS, macOS 🏢 Description: Our Client is a leading provider of backup and disaster recovery solutions . The company develops advanced products securing physical, virtual, SaaS, and DevOps environments . Its solutions are used by Fortune 500 companies worldwide. You will join the organization as an Engineering Team Leader (.NET/C#) and have a real impact on product development and the growth of R&D teams during a period of intensive company expansion. 📍 Location: Kraków / Poznań - 2 days per week in the office 🏡 Work model: remote start, after a few months hybrid work model (office in one of the above locations) Scope of responsibilities Building, leading, and mentoring a development team (3+ engineers) Full ownership of assigned projects and products (in cooperation with the Product Manager) Designing and implementing new functionalities Developing and maintaining systems based on: .NET/C#, REST APIs, WebSockets, Docker, SQL/NoSQL (SQLite, PostgreSQL), VMware/Hyper-V Ensuring code quality and software development standards Conducting code reviews Close cooperation with QA, Product Team, DevOps/Infrastructure, Customer Success, and Support Solving complex technical problems Creating unit, integration, and E2E tests Co-creating and maintaining technical documentation Requirements Minimum 2 years of experience in a Team Leader role (team of at least 3 people) Minimum 5 years of commercial experience with .NET / C# Strong knowledge of OOP, SOLID, DRY principles, and design patterns Experience working with SQL and NoSQL databases Knowledge of Windows and Linux environments Practical experience with Git, Jira, Docker Communicative knowledge of Polish and English Nice to have Kubernetes, VMware, Hyper-V, S3, MS365, SignalR, TeamCity Experience with Android / iOS / macOS Low-level programming experience What we offer For B2B: 26 days off from service provision + 10 days of paid sick leave Full equipment and hardware provided Training budget Free English lessons during working hours Multisport card (e.g. Light package for 1 PLN) Private medical care (Luxmed package from 1 PLN) TQLO Sp. z o.o. – Recruitment Agency (KRAZ no. 33580)

🏢 Summary: Remote Software Development Manager / Tech Lead role focused on leading engineering teams and defining technical strategy. The position combines hands-on expertise in .NET and cloud solutions with responsibility for architecture, code quality, and mentoring. You will collaborate with stakeholders while supporting international projects. 🗂️ Requirements: Experience as Software Development Manager or Tech Lead, Strong expertise in .NET, Experience with cloud solutions, Ability to design software architecture, Experience ensuring code quality, Experience mentoring developers, Ability to define technical strategy 📃 Skills: .NET, C#, Cloud, Azure, AWS, Architecture 🏢 Description: We are seeking an experienced Software Development Manager / Tech Lead to play a pivotal role in leading and growing our engineering teams. The ideal candidate will combine deep technological expertise—especially in .NET and cloud solutions—with strong leadership and communication skills. You will be responsible for technical strategy, architecture, code quality, and mentoring, while collaborating with business stakeholders and supporting international projects. 100% remote Rate: Up to 180PLN/h (B2B)

🏢 Summary: Hands-on Technical Lead (.NET) role focused on designing and delivering scalable, high-performance software solutions for logistics platforms. The position combines architectural decision-making, microservices and cloud-based system design with active coding and team leadership. You will drive technical direction, ensure best engineering practices, and oversee Azure-based cloud environments and CI/CD processes. 🗂️ Requirements: 8+ years of software engineering experience, Minimum 2 years in technical leadership role, Strong experience with .NET and C#, Experience designing and developing scalable RESTful APIs, Knowledge of microservices architecture and design patterns, Experience with message queues, Experience with relational or NoSQL databases, Experience with Azure and GCP cloud services, Experience with Docker and Kubernetes, Experience with CI/CD practices, Experience with Agile methodologies, Experience managing software releases and performance monitoring, Advanced English proficiency (B2+) 📃 Skills: .NET, C#, Node.js, REST, Microservices, RabbitMQ, Kafka, MySQL, MongoDB, CosmosDB, Azure, GCP, Docker, Kubernetes, CI/CD, Agile 🏢 Description: As Technical Lead (.NET) you join a team of talented engineers and developers working together to transform final mile logistics and supply chain operations.  Your role will be a hands-on leadership position where you guide engineering teams to deliver scalable, high-quality software solutions. This is the perfect role for experienced engineers who thrive in technical decision-making, architecture, and mentorship—while staying engaged in hands-on coding. Key Responsibilities: Define the technical direction, making pivotal design decisions to ensure our architecture is scalable, maintainable, and high performing. Stay hands-on with coding, leading by example and ensuring adherence to best practices in security, performance, development, deployment and observability. Implement scalable microservices, API gateways, and event-driven architectures, ensuring high availability, disaster recovery and fault tolerance strategies are in place. Champion high-quality code testing, automation testing, and continuous integration/continuous deployment (CI/CD). Oversee Azure-based cloud architecture, optimizing performance, security, and cost efficiency. Directly supervise, mentor, and develop a team of 5-7 engineers, providing career guidance and fostering a culture of engineering excellence full of collaboration, accountability and professional growth. Actively recruit and interview top talent to strengthen the engineering team. Collaborate with Product Managers to align roadmap priorities, streamline development workflows, and enhance team processes for improved efficiency and operational excellence. Optimize development workflows and SDLC processes to improve team velocity, efficiency and maintain low cycle times. Establish engineering KPIs and leverage data-driven insights to enhance performance. Stay updated with industry trends and emerging technologies to continuously improve our platform. Requirements: 8+ years in software engineering (ideally .NET C#), with at least 2 years in a technical leadership role. Experience in other tech stacks like Node.js as a plus. Demonstrated expertise in designing and developing scalable APIs, with knowledge of RESTful principles and best practices. Knowledge of microservices architecture and related design patterns / best practices. Experience with message queues (e.g., RabbitMQ, Kafka) and event-driven architecture / patterns. Experience with databases such as MySQL, MongoDB, CosmosDB or similar. Experience utilizing cloud services (Azure and GCP) and containerization (Docker, Kubernetes). Experience with Agile methodologies and CI/CD practices. Experience in managing software releases, performance monitoring, and reliability improvements. Strong problem-solving skills and ability to work in a fast-paced environment. Ability to explain complex technical concepts to engineers, executives, and cross-functional teams. Advanced proficiency in English, both written and spoken (B2+). Office location: Kraków, Poland Work Style: hybrid (2-3 days from the office / week preferred) Salary levels: 28 000 – 32 000 PLN/ month Take the next step in your career and become a part of OneRail’s exciting journey!

🏢 Summary: Hands-on .NET Team Manager role combining technical leadership with up to 80% active development. The position involves leading a team of 7–10 developers, driving .NET standards and architecture, and owning CI/CD and Azure-based delivery processes. The role focuses on building and scaling SaaS products using modern Microsoft technologies. 🗂️ Requirements: 2+ years leading software engineering team, 5+ years experience with C# and .NET, Experience with TypeScript and Angular or React, Experience with Azure App Services, Experience with Azure DevOps and CI/CD pipelines, Experience with microservices architecture, Experience with client-server architecture, Experience in SaaS environments, Knowledge of Domain-Driven Design, Experience working in Agile environment 📃 Skills: C#, .NET, TypeScript, Angular, React, Azure, AppServices, AzureDevOps, CI/CD, Microservices, SaaS, DDD, Agile 🏢 Description: .NET Team Manager ClearCourse · Kraków · Permanent You still write code. You also lead people. This role is built for both. We're looking for a hands-on .NET Team Manager to lead a team of 7–10 developers across multiple products, while spending up to 80% of your time actually building software. You'll own our .NET Centre of Excellence and shape how we develop at scale. The role Lead, hire and develop a team of 7–10 .NET developers Hands-on design and development — up to 80% of your time Own our .NET Centre of Excellence — standards, practices, tech strategy Drive CI/CD pipelines, deployments and operational excellence Work directly with clients and stakeholders across the business You'll need 2+ years leading or managing a software engineering team 5+ years in C# and .NET Frontend skills — TypeScript, Angular or React Azure App Services and Azure DevOps (CI/CD, pipelines, branching) Microservices and client-server architecture experience SaaS and domain-driven design background Agile environment experience Strong English communication skills Bonus Cross-platform development (iOS, Android, Windows, Linux) Microsoft Playwright Payment systems experience __________________________________________________________________________________________________________ Benefits Kafeteria MyBenefit Additional private medical care Day off for your birthday Pizza Tuesday Relaxation zone –football table, PlayStation Integration meetings No dress code and much more! Why ClearCourse Fast-growing UK SaaS group. Our Kraków hub is a genuine technology centre — engineers own what they build. You'll shape how the team and codebase scale from here. Ready to lead and still code every day? Apply now.

🏢 Summary: Hands-on .NET Team Manager role combining technical leadership with active software development (up to 80% coding) across multiple products. The position involves leading a team of 7–10 developers, driving .NET standards and CI/CD practices, and shaping scalable SaaS solutions in an Azure-based environment. 🗂️ Requirements: 2+ years experience leading or managing a software engineering team, 5+ years experience with C# and .NET, Experience with TypeScript and Angular or React, Experience with Azure App Services and Azure DevOps, Experience with CI/CD pipelines and branching strategies, Experience with microservices and client-server architecture, Experience in SaaS environment, Experience with domain-driven design, Experience working in Agile environment, Strong English communication skills 📃 Skills: C#, .NET, TypeScript, Angular, React, Azure, AzureDevOps, CI/CD, Microservices, SaaS, DDD, Agile, Playwright, iOS, Android, Windows, Linux 🏢 Description: .NET Team Manager ClearCourse · Kraków · Permanent You still write code. You also lead people. This role is built for both. We're looking for a hands-on .NET Team Manager to lead a team of 7–10 developers across multiple products, while spending up to 80% of your time actually building software. You'll own our .NET Centre of Excellence and shape how we develop at scale. The role Lead, hire and develop a team of 7–10 .NET developers Hands-on design and development — up to 80% of your time Own our .NET Centre of Excellence — standards, practices, tech strategy Drive CI/CD pipelines, deployments and operational excellence Work directly with clients and stakeholders across the business You'll need 2+ years leading or managing a software engineering team 5+ years in C# and .NET Frontend skills — TypeScript, Angular or React Azure App Services and Azure DevOps (CI/CD, pipelines, branching) Microservices and client-server architecture experience SaaS and domain-driven design background Agile environment experience Strong English communication skills Bonus Cross-platform development (iOS, Android, Windows, Linux) Microsoft Playwright Payment systems experience __________________________________________________________________________________________________________ Benefits Kafeteria MyBenefit Additional private medical care Day off for your birthday Pizza Tuesday Relaxation zone –football table, PlayStation Integration meetings No dress code and much more! Why ClearCourse Fast-growing UK SaaS group. Our Kraków hub is a genuine technology centre — engineers own what they build. You'll shape how the team and codebase scale from here. Ready to lead and still code every day? Apply now.

🏢 Summary: Lead .NET Engineer role combining hands-on backend development with technical leadership, owning architecture, core platform services, APIs, and payment integrations in a distributed AWS environment. The position includes defining technical direction, mentoring engineers, driving CI/CD and operational excellence, and promoting AI-assisted development practices. After a short onboarding period in the US, the role is fully remote with long-term engagement in a strategic product initiative. 🗂️ Requirements: 6–10+ years of experience building and operating production software systems, Experience in Technical Lead or Lead Engineer role, Strong backend development experience with C# and .NET, Experience designing and operating distributed systems and microservices, Strong SQL and database design skills, Hands-on experience with AWS (SQS, DynamoDB, S3, ECS, Lambda), Experience owning and improving CI/CD pipelines, Experience in payments, financial services, or regulated environments, Working knowledge of React or Vue 📃 Skills: C#, .NET, AWS, ECS, Lambda, SQS, DynamoDB, S3, SQL, Microservices, REST, CI/CD, React, Vue, AI 🏢 Description: Lead .NET Engineer Remote 140–160 PLN/h B2B Full-time (FTE) *Project starts with a 2–3 week onboarding and training period in the US, followed by fully remote work. About the role We are looking for an experienced Lead .NET Engineer to take ownership of a squad responsible for core platform services, APIs, and payment integrations. In this role, you will combine hands-on software engineering with technical leadership. You will define technical direction, partner with Product on roadmap delivery, mentor engineers, and help drive the adoption of AI-assisted development practices across the software delivery lifecycle. Responsibilities Own squad-level architecture and technical decision-making. Lead the design, development, and operation of backend services and APIs. Ensure high standards of code quality, performance, security, and reliability. Drive incident management and operational excellence. Collaborate closely with Product Managers and stakeholders to deliver roadmap priorities. Mentor engineers through coaching, technical guidance, and regular feedback. Participate in hiring and team growth activities. Promote and implement AI-assisted development tools and best practices. Contribute to continuous improvement of engineering processes, CI/CD, and platform capabilities. Must-have requirements 6–10+ years of experience building and operating production software systems. Proven experience in a Technical Lead, Lead Engineer, or similar leadership role. Strong backend development experience with C#/.NET. Working knowledge of frontend technologies such as React or Vue. Experience designing and operating distributed systems and microservice architectures. Strong SQL and database design skills. Experience working within payments, financial services, or other regulated environments. Hands-on experience with AWS services, including: SQS DynamoDB S3 ECS Lambda Experience owning and improving CI/CD pipelines. Strong communication and stakeholder management skills. Nice to have Experience building large-scale payment platforms or fintech products. Previous people-management responsibilities. Experience with platform modernization and cloud transformation initiatives. Experience implementing AI-powered engineering tools and workflows. Tech Stack C# .NET AWS ECS Lambda SQS DynamoDB S3 SQL Microservices REST APIs CI/CD React / Vue AI-assisted Development What we offer Long-term engagement in a strategic product initiative. High-impact technical leadership role. Opportunity to shape engineering standards and architecture. Exposure to modern AI-assisted development practices. International environment and collaboration with US-based teams. Fully remote work after onboarding period in the US.

🏢 Summary: Development of scalable, cloud-native applications using C#/.NET in a microservices architecture on Microsoft Azure. The role focuses on building high-performance, containerized systems, ensuring quality through CI/CD practices, and optimizing performance in modern cloud environments. Position requires strong engineering expertise and experience in travel-related solutions. 🗂️ Requirements: 5+ years experience with C# and .NET, 3+ years experience developing travel-related solutions, Experience with modern cloud architectures, Expertise in Microsoft Azure, Experience with containerized applications, Experience with SQL and NoSQL databases, Strong knowledge of microservices architecture, Understanding of API design principles, Knowledge of clean architecture and SOLID principles, Experience with CI/CD practices 📃 Skills: C#, .NET, Azure, SQL, NoSQL, Microservices, Containers, APIs, CI/CD, SOLID 🏢 Description: Our Client is a rapidly growing European technology company developing advanced digital solutions used by thousands of customers worldwide. The organization focuses on building scalable platforms and innovative products that support operational efficiency and business growth. Their engineering teams work in modern cloud environments and emphasize quality, user experience, and continuous delivery. The company operates internationally and continuously invests in product development and technology excellence. 📍 Location: Warsaw - once per week in the office 🚀 Your responsibilities Develop clean, scalable code using C# / .NET in microservices architecture and cloud-native environments Test and deploy systems and applications on Microsoft Azure Monitor and optimize system performance , identifying and resolving issues proactively Act as a technical expert for the system and support other internal teams Work in an Agile squad , with strong focus on user experience, quality assurance, and CI/CD practices Contribute to the engineering culture by sharing knowledge and applying best practices Work on projects that directly impact the company’s growth and product development 🎯 Our requirements 5+ years of professional experience in software development using C# / .NET and modern cloud architectures 3+ years of experience developing travel-related solutions Strong understanding of core software engineering principles and API design Proven expertise in building and managing high-performance containerized applications on Microsoft Azure Experience designing and managing SQL and NoSQL databases Deep understanding of microservices architecture, clean code, clean architecture, and SOLID principles Professional English proficiency ⭐ Nice to have Working knowledge of Angular / AngularJS Familiarity with AI tools supporting development workflows Experience working in Agile / Scrum environments Thank you for all applications. We will contact selected candidates. TQLO Sp. z o.o. – Employment Agency (KRAZ 33580)

🏢 Summary: Senior Tech Lead role focused on designing and delivering enterprise solutions using .NET and Angular in a 100% remote model. The position combines hands-on architecture work with technical leadership, guiding teams and driving integration, CI/CD, and event-driven solutions. The role emphasizes scalable systems, workflow automation, and high engineering standards. 🗂️ Requirements: 8+ years of software development experience, Proven experience in senior or lead technical role, Strong expertise in .NET, Strong expertise in Angular, Strong expertise in SQL, Experience building REST APIs, Experience with GitLab CI/CD, Experience with OpenShift, Experience with event-driven architecture, Knowledge of integration methods, Knowledge of workflow or BPM systems, Communicative Polish, Functional English, Legal right to work in the EU 📃 Skills: .NET, Angular, SQL, REST, GitLab, CICD, OpenShift, EventDriven, BPM, Architecture, Integration 🏢 Description: Unleash innovative leadership — drive cutting-edge technology solutions and inspire teams to excellence! Wroclaw-based opportunity with a 100% remote work model. As a Senior Tech Lead – .NET & Angular Solutions , you will be working for our client in the technology sector, pioneering enterprise solutions that streamline workflows and enable seamless integrations. Your leadership will shape the future of digital transformation, empowering development teams to deliver impactful and scalable systems. Your main responsibilities: Guide and mentor a team of developers in designing and implementing high-quality software solutions. Make key technical decisions related to architecture, integration, and development processes. Collaborate with stakeholders to translate business requirements into robust technical specifications. Oversee the development lifecycle, ensuring adherence to best practices and quality standards. Support continuous integration and deployment pipelines using GitLab CI/CD and OpenShift. Lead efforts in implementing event-driven architectures and workflow/BPM processes. Facilitate code reviews and foster a culture of technical excellence and innovation. You're ideal for this role if you have: 8+ years of experience in software development, with proven leadership in a senior or lead role. Strong expertise in .NET, Angular, SQL, and REST API development. Experience with GitLab CI/CD, OpenShift, and event-driven architecture. Solid understanding of integration methods and workflow management systems. Ability to lead technical discussions and support team members in solving complex challenges. It is a strong plus if you have: (optional) Certification in Agile, Scrum, or related methodologies. Experience with BPM tools or workflow automation solutions. Language Required for the role: Communicative Polish and functional proficiency in English. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Engineering Leader role owning a key B2B SaaS product domain with significant business impact. Responsible for setting technical direction, shaping product vision with Product Leadership, and leading a large cross-functional team. Focused on scalable architecture, operational excellence, and high-quality delivery in a modern web and cloud environment. 🗂️ Requirements: 8+ years of software engineering experience, Proven experience building complex B2B SaaS enterprise solutions, Experience leading and managing large engineering teams, Strong knowledge of modern web development, Hands-on experience with cloud platforms, Experience contributing to architectural decisions and scalable systems, Experience working in a Product + Tech partnership model 📃 Skills: NETCore, React, Azure, SaaS, B2B, Web, Cloud, Architecture, Scalability 🏢 Description: We are looking for an experienced Engineering Leader to take ownership of a key product domain with significant business impact. In this role, you will work closely with Product Leadership, jointly shaping the product vision, roadmap, delivery, and overall business success. You will lead a large, cross-functional team (approx. 20 engineers and specialists), setting the technical direction for a core part of the customer experience. This role requires a leader who combines strong technical expertise in B2B SaaS with a product-oriented mindset. Key responsibilities: Collaborate with Product Leadership to define the product vision and roadmap, aligning technical possibilities with business objectives Lead, mentor, and grow a cross-functional team, fostering a culture of ownership, quality, and continuous improvement Drive operational excellence at scale by improving team efficiency and removing blockers in complex initiatives Provide technical leadership and actively contribute to architectural decisions, ensuring scalability and maintainability of solutions Work closely with engineering, product, and design teams to ensure alignment on priorities and delivery Oversee product quality and performance, while managing technical debt alongside new feature development Maintain visibility over team capabilities and support the growth of senior talent Requirements: Proven track record in building complex B2B SaaS enterprise solutions 8+ years of experience in software engineering, including leadership experience (managing larger teams is a strong plus) Strong understanding of modern web development and cloud platforms (experience with .NET Core, React, and Azure is a plus) Product mindset and experience working in a Product + Tech partnership model Experience delivering impactful solutions, not just maintaining legacy systems Excellent communication skills in English and Polish (C1/C2) Self-driven, proactive, and collaborative Experience working in international, fast-paced, and multicultural environments Additional information: Candidates must be eligible to live and work in Poland Location: Hybrid (Warsaw – approx. 4 days/month in the office) or fully remote within Poland What we offer: Opportunities for personal and professional development A dynamic, innovative work environment based on strong values Training and development budget Private healthcare Co-financed sports card Option to work fully remotely or in a hybrid model with an office in Warsaw

🏢 Summary: Leadership role responsible for owning and scaling a key B2B SaaS product domain with significant business impact. The position combines technical direction, architectural oversight, and close collaboration with Product to shape vision, roadmap, and delivery. You will lead a large cross-functional team and ensure scalable, high-quality solutions in a modern cloud environment. 🗂️ Requirements: 8+ years of software engineering experience, Proven experience building complex B2B SaaS enterprise solutions, Experience leading and managing large engineering teams, Strong knowledge of modern web development, Experience with cloud platforms, Hands-on experience with architectural design and scalability, Experience in Product + Tech partnership model, Fluency in English and Polish (C1/C2), Eligibility to work in Poland 📃 Skills: .NET, React, Azure, SaaS, B2B, Cloud, Web, Architecture, C# 🏢 Description: We are looking for an experienced Engineering Leader to take ownership of a key product domain with significant business impact. In this role, you will work closely with Product Leadership, jointly shaping the product vision, roadmap, delivery, and overall business success. You will lead a large, cross-functional team (approx. 20 engineers and specialists), setting the technical direction for a core part of the customer experience. This role requires a leader who combines strong technical expertise in B2B SaaS with a product-oriented mindset. Key responsibilities: Collaborate with Product Leadership to define the product vision and roadmap, aligning technical possibilities with business objectives Lead, mentor, and grow a cross-functional team, fostering a culture of ownership, quality, and continuous improvement Drive operational excellence at scale by improving team efficiency and removing blockers in complex initiatives Provide technical leadership and actively contribute to architectural decisions, ensuring scalability and maintainability of solutions Work closely with engineering, product, and design teams to ensure alignment on priorities and delivery Oversee product quality and performance, while managing technical debt alongside new feature development Maintain visibility over team capabilities and support the growth of senior talent Requirements: Proven track record in building complex B2B SaaS enterprise solutions 8+ years of experience in software engineering, including leadership experience (managing larger teams is a strong plus) Strong understanding of modern web development and cloud platforms (experience with .NET Core, React, and Azure is a plus) Product mindset and experience working in a Product + Tech partnership model Experience delivering impactful solutions, not just maintaining legacy systems Excellent communication skills in English and Polish (C1/C2) Self-driven, proactive, and collaborative Experience working in international, fast-paced, and multicultural environments Additional information: Candidates must be eligible to live and work in Poland Location: Hybrid (Warsaw – approx. 4 days/month in the office) or fully remote within Poland What we offer: Opportunities for personal and professional development A dynamic, innovative work environment based on strong values Training and development budget Private healthcare Co-financed sports card Option to work fully remotely or in a hybrid model with an office in Warsaw