Software Development Lead (.Net)

🏢 Summary: 100% remote B2B opportunity to lead a development team in building and maintaining scalable applications within an agile environment. The role combines hands-on full-stack development with strategic technical leadership, focusing on robust system architecture and faster delivery of new solutions. Long-term cooperation with a two-stage recruitment process including a technical test. 🗂️ Requirements: Proficiency in .NET, Proficiency in C#, Experience in full-stack development, Experience with front-end technologies, Experience with document-based databases, Knowledge of event-based messaging frameworks, Experience with cloud services, Experience with containerization, Ability to lead development teams, Experience working in agile environment 📃 Skills: .NET, C#, Angular, MongoDB, Cloud, Docker, Microservices, REST, Git 🏢 Description: Work model: 100% remote Start date: Flexible Rate: up to 215 PLN/h netto + VAT Contract : B2B, long-term cooperation (12-month contract up front + extensions) Recruitment process : 2 stages, including a technical test estimated to take 2-4 hours. 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: Long-term remote B2B contract for a technical leader responsible for guiding a development team in building and maintaining scalable applications within an agile environment. The role combines hands-on .NET development with strategic oversight, technical analysis, and quality management. Focus is on delivering robust, cloud-oriented solutions and improving application delivery speed. 🗂️ Requirements: Proficiency in .NET and C#, Experience in full-stack development, Experience with front-end technologies, Experience with document-based databases, Knowledge of event-based messaging frameworks, Experience with cloud services, Experience with containerization, Ability to lead development team, Experience in building scalable systems 📃 Skills: .NET, C#, Angular, MongoDB, Cloud, Docker, Messaging, SQL 🏢 Description: Work model: 100% remote Start date: 30.06.2026 Rate: 160-180 PLN/h netto + VAT Contract : B2B, long-term cooperation (12-month contract up front + extensions) Recruitment process : 2 stages, including a technical test estimated to take 2-4 hours. 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: Technical leadership role focused on driving the development and maintenance of scalable .NET-based applications in an agile environment. The position combines hands-on full-stack development with strategic oversight of architecture, quality, and delivery speed. It involves close collaboration with cross-functional teams to build robust, cloud-oriented solutions. 🗂️ Requirements: Proficiency in .NET and C#, Experience in full-stack development, Knowledge of front-end technologies, Experience with document-based databases, Knowledge of event-based messaging frameworks, Experience with cloud services, Experience with containerization, Ability to design scalable systems, Experience leading development teams 📃 Skills: .NET, C#, Angular, MongoDB, Cloud, Docker, Kubernetes, Microservices, REST, Git 🏢 Description: Work model: 100% remote Start date: 30.06.2026 Rate: 160-180 PLN/h netto + VAT Contract : B2B, long-term cooperation (12-month contract up front + extensions) Recruitment process : 2 stages, including a technical test estimated to take 2-4 hours. 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: Full-time Team Lead Software Engineer role focused on leading a full-stack team building high-performance web applications using React and Node.js. The position combines hands-on development with architectural ownership, mentoring, and delivery of scalable, AI-powered enterprise platforms. Work involves designing microservices, APIs, and cloud-based containerized deployments in a hybrid setup from Warsaw. 🗂️ Requirements: 7+ years full-stack experience with React.js and Node.js in production, 2+ years in Team Lead or senior engineering leadership role, Strong knowledge of React ecosystem (Redux, Hooks, component architecture, performance optimization), Proficiency in HTML5, CSS3, JavaScript ES6+, Experience with build tools (Webpack, Vite, or Babel), Experience with Express.js and RESTful API design, Knowledge of OAuth, JWT, session-based authentication, Experience with PostgreSQL or MySQL, Experience with MongoDB or other NoSQL databases, Hands-on experience with Docker, Familiarity with AWS or other major cloud platform, Experience with Git and Agile/Scrum methodologies 📃 Skills: React, Redux, JavaScript, HTML5, CSS3, Node.js, Express, REST, GraphQL, OAuth, JWT, PostgreSQL, MySQL, MongoDB, Docker, Kubernetes, AWS, Git, Webpack, Vite, Babel, Agile, Scrum 🏢 Description: 💰 Salary: 29,500–33,200 PLN/month 🌎 Hybrid from Warsaw, Poland 🕦 Full-time position, long-term ☑️ Contract of Employment We are looking for a Team Lead Software Engineer to join our client, a technology company that builds AI-powered platforms and consulting solutions for enterprise operations, with a strong focus on the private capital sector. The company has over ten years of experience working with high-growth and PE-backed businesses, combining deep domain expertise with advanced technology to drive measurable results. In this role, the focus will be on leading a team of developers across front-end and back-end development, owning architectural decisions, and contributing directly to the codebase. You will mentor engineers and drive the delivery of high-performance web applications using React and Node.js. Requirements 7+ years of full-stack development experience with React.js and Node.js in production environments 2+ years in a team lead, tech lead, or senior engineering leadership role Strong command of the React ecosystem: Redux, React Hooks, component architecture, and performance optimization Solid HTML5, CSS3, and modern JavaScript (ES6+); experience with build tooling such as Webpack, Vite, or Babel Proficiency with Express.js and API design (RESTful; GraphQL is a plus) Working knowledge of auth patterns: OAuth, JWT, session-based authentication Hands-on experience with PostgreSQL or MySQL; familiarity with MongoDB or similar NoSQL databases Docker experience required; Kubernetes is a plus Familiarity with at least one major cloud platform (AWS preferred) Comfortable with Git workflows and Agile/Scrum delivery Responsibilities Lead and mentor a team of software engineers; run code reviews, set engineering standards, and hold the bar on quality Architect and build full-stack features using React.js (with Redux and Hooks) on the front end and Node.js / Express.js on the back end Design scalable microservices and RESTful (or GraphQL) APIs aligned with product requirements Own the testing strategy: define coverage expectations, enforce unit and integration testing, and integrate quality gates into CI/CD pipelines Manage containerized deployments via Docker; collaborate on infrastructure with cloud platforms (AWS, Azure, or GCP) Partner directly with Product and Design to translate requirements into production-grade, accessible interfaces Model and maintain SQL and NoSQL data schemas; own data interaction patterns across services Monitor production systems, triage incidents, and drive root-cause resolution Keep technical documentation accurate and up to date Get to know DevsData We are a technology consulting company and a recruitment agency, delivering software solutions to clients from Europe and the US. We work 100% remotely, in an international team. We employ people with experience in international corporations as well as the ones from the best technical and business universities. Find out more: https://devsdata.com

🏢 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: Long-term B2B hybrid role focused on hands-on Java and React development within a microservices architecture, contributing directly to production code and system design. The position emphasizes high-frequency delivery, REST API development, and collaboration in a global engineering environment. It combines technical leadership with active development in financial-sector projects. 🗂️ Requirements: Strong experience with Java, Strong experience with ReactJS, Experience with microservices architecture, Experience delivering RESTful APIs, Experience with PostgreSQL, Recent experience with modern Java versions, Ability to deliver code changes frequently, Background in banking or financial sector 📃 Skills: Java, ReactJS, Microservices, REST, PostgreSQL, Docker, Kubernetes 🏢 Description: Working mode: Hybrid - 6 days per month at the Kraków office Contract type: B2B, long term cooperation Rate: 200 PLN/h Summary: This role focuses on hands-on development and system architecture, driving engineering culture, and enhancing business growth through technical expertise in a collaborative, global environment. Main Responsibilities: Deliver code to production and support system architecture aligned to microservices Understand business, engineering, and non-functional requirements Drive the desired engineering culture across teams Collaborate with a globally diverse team across regions Proactively remove impediments, assess risks, and communicate issues to program management Identify and eliminate process inefficiencies Key Requirements: Strong Java and React programming experience Experience in microservice architecture Background in the financial sector, particularly banking Proven capability of delivering code changes at high frequency Experience with RESTful API delivery Familiarity with PostgreSQL databases Recent Java experience, preferably with the latest versions Experience with ReactJS for UI application development Nice to Have: Knowledge of containers and orchestration technologies like Docker and Kubernetes. Other Details: This position offers the opportunity to work within a multi-regional team on innovative projects. Ideal for candidates seeking to leverage their development skills in a dynamic and evolving business context.

🏢 Summary: B2B contract role for an experienced Angular Tech Lead / Senior Developer to combine hands-on development with technical leadership in an international Agile environment. The position focuses on delivering high-quality, secure, and performant Angular applications while ensuring architectural consistency and reliable delivery. Available fully remote or hybrid (Wrocław) with competitive hourly rate. 🗂️ Requirements: Senior-level experience with Angular, Experience as Tech Lead or Senior Developer with leadership responsibilities, Strong knowledge of clean code principles, Strong understanding of software architecture, Knowledge of design patterns, Experience working in Agile/Scrum, Ability to conduct code reviews and ensure code quality 📃 Skills: Angular, .NET, Agile, Scrum, Architecture, DesignPatterns, CleanCode 🏢 Description: Start: ASAP / within 30 days / 1 month Rate: 150–170 PLN/hour + VAT Contract: B2B (via Experis) Location: 100% Remote or Hybrid (Wrocław) Role Summary We are looking for an experienced Angular Tech Lead / Senior Developer to combine hands‑on development with technical leadership . The role focuses on ensuring code quality, architectural consistency, and reliable delivery in an international Agile environment. Key Responsibilities Develop applications using Angular and review pull requests Ensure code quality, performance, and security Provide technical leadership, mentoring, and task coordination Support planning, estimation, and Agile ceremonies Collaborate closely with QA, UX, and other teams Requirements Senior‑level experience with Angular Experience as a Tech Lead or Senior Developer with leadership responsibilities Strong knowledge of clean code, architecture, and design patterns Experience working in Agile/Scrum .NET full‑stack experience is a strong advantage Benefits Private medical care (Medicover) Multisport card Access to an e‑learning platform Group life insurance

🏢 Summary: Hands-on Java Tech Lead role responsible for technical ownership of multiple client projects, focusing on backend system design, architecture, and high-quality delivery. The position combines active development with technical leadership in a dynamic, project-driven environment. Hybrid work model with strong influence on architectural decisions. 🗂️ Requirements: 5+ years of experience as Java Developer, 2+ years of experience as Tech Lead, Strong knowledge of Java and Spring Boot, Proven experience in designing scalable and maintainable systems, Experience in software house or consultancy environment, Strong understanding of backend architectures, Knowledge of backend development best practices 📃 Skills: Java, Spring, SpringBoot, Backend, Architecture, Design, Documentation 🏢 Description: Salary: 1400–1650 pln/md Work model: Hybrid work from Gdynia / Warsaw (2 days per week from the office) Why choose this offer? Real influence on technical decisions and system architecture Close cooperation with an experienced Delivery Manager / Architect Dynamic, project-driven environment with diverse challenges Project We are looking for an experienced Java Tech Lead to take ownership of the technical side of several projects delivered for external clients. The role is strongly hands-on and technical , focused on system design, technical leadership, and ensuring high-quality delivery within defined budgets and scopes. Requirements 5+ years of experience as a Java Developer 2 years of experience in a Tech Lead role Strong technical (Java+Spring Boot) and soft skills Proven ability to design scalable and maintainable systems Experience working in a software house / consultancy environment Very good understanding of backend architectures and development best practices Nice to have Experience with cloud platforms (from a developer perspective) Knowledge of modern infrastructure and deployment approaches Responsibilities Take technical ownership of multiple projects Design and architect end-to-end backend systems and solutions Supervise and ensure technical quality across projects Support project estimations, including effort, budget, and cost calculations Create and maintain technical designs and documentation Collaborate closely with delivery and business stakeholders Adapt to different client environments, expectations, and technical stacks Work on several projects simultaneously — multitasking is essential About Jit Team The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts . We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme. Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity . By supporting indigenous initiatives, we ensure the circulation of good energy.

🏢 Summary: Long-term B2B opportunity for a senior engineer to deliver production-ready code and shape system architecture in a microservices environment. The role combines hands-on Java and React development with architectural responsibilities in a global, collaborative setup. It focuses on high-frequency delivery and technical excellence within the financial sector. 🗂️ Requirements: Strong Java experience (latest versions), Strong React experience, Experience with microservices architecture, Experience delivering RESTful APIs, Experience with PostgreSQL, Proven high-frequency code delivery, Experience in banking or financial sector 📃 Skills: Java, React, Microservices, REST, PostgreSQL, Banking, Docker, Kubernetes 🏢 Description: Working mode : Hybrid - 6 days per month at the Warsaw office Contract type : B2B, long term cooperation Rate : 200 PLN/h Summary: This role focuses on hands-on development and system architecture, driving engineering culture, and enhancing business growth through technical expertise in a collaborative, global environment. Main Responsibilities: Deliver code to production and support system architecture aligned to microservices Understand business, engineering, and non-functional requirements Drive the desired engineering culture across teams Collaborate with a globally diverse team across regions Proactively remove impediments, assess risks, and communicate issues to program management Identify and eliminate process inefficiencies Key Requirements: Strong Java and React programming experience Experience in microservice architecture Background in the financial sector, particularly banking Proven capability of delivering code changes at high frequency Experience with RESTful API delivery Familiarity with PostgreSQL databases Recent Java experience, preferably with the latest versions Experience with ReactJS for UI application development Nice to Have: Knowledge of containers and orchestration technologies like Docker and Kubernetes. Other Details: This position offers the opportunity to work within a multi-regional team on innovative projects. Ideal for candidates seeking to leverage their development skills in a dynamic and evolving business context.

🏢 Summary: Lead Software Engineer (Java) role on a large-scale international payment platform within the financial services sector. The position combines hands-on development with technical leadership, focusing on microservices, API-first architecture, and DevOps practices in an Agile environment. You will design and modernize high-availability systems supporting complex payment operations across multiple regions. 🗂️ Requirements: Minimum 10 years of professional IT experience, Minimum 3 years experience as Lead or Tech Lead, Strong knowledge of Java 11+, Experience with Spring and Spring Boot, Strong SQL and relational databases knowledge, Experience with Oracle database, Experience designing REST APIs, Experience with microservices architecture, Experience working in DevOps teams, Knowledge of Kubernetes, Experience with Git 📃 Skills: Java, Spring, SpringBoot, SQL, Oracle, REST, Microservices, Kubernetes, Git, React, JavaScript, DevOps, Agile 🏢 Description: 📍 Location: Kraków (hybrid - 2 days in the office per week) 📄 B2B: 200–250 PLN / h 🏦 Industry: Financial Services / Payments We are looking for a Lead Software Engineer (Java) to work on an international payment platform used in a large-scale enterprise environment. The system supports a variety of financial transfers and payment operations across multiple regions. This role combines technical leadership and hands-on development, including mentoring a development team and designing modern software solutions. You will work in an Agile environment with a focus on microservices, API-first architecture, and DevOps practices. Key Responsibilities: Provide technical leadership and mentorship to the development team. Design, develop, and maintain applications and microservices (backend and frontend). Work with Java 11/17/21 and frontend technologies such as React. Modernize existing systems and migrate to API/microservice-based architectures. Implement and improve automated testing frameworks. Enhance efficiency and automation of processing workflows (STP). Collaborate closely with technical teams and business stakeholders. Requirements: Minimum 10 years of professional experience in IT. At least 3 years experience as a Lead / Tech Lead. Strong knowledge of Java 11+ (Java 17+ preferred). Experience with Spring / Spring Boot. Strong SQL and relational database knowledge (Oracle preferred). Experience designing REST APIs and microservice architectures. Experience working in DevOps teams. Knowledge of JavaScript / React (preferred). Experience with Kubernetes and Git (required). What We Offer: Work on a long-term, international project with high scale and complexity. Real impact on architecture, standards, and best practices. Luxmed healthcare package and Multisport card. Mature engineering environment focused on quality and automation. Co zyskasz dzięki aplikacji na ofertę Antal? Gdy Twoja aplikacja zostanie rozpatrzona pozytywnie (zostaniesz zaproszony/a do procesu), otrzymasz wsparcie Konsultanta/Konsultantki, który/a utrzyma z Tobą stały kontakt (mailowo lub telefonicznie), pomoże Ci przygotować się do rozmowy rekrutacyjnej z przyszłym pracodawcą oraz zatroszczy się o jakość procesu rekrutacyjnego, w którym aktualnie bierzesz udział. Kim jesteśmy? Jesteśmy liderem rekrutacji specjalistów i menedżerów oraz doradztwa w obszarze HR. Marka obecna jest w 35 krajach, w Polsce działa od 1996 roku. Przez ten czas zbudowaliśmy wiele karier kandydatów, dzięki elastycznemu i kompleksowemu podejściu do wszystkich rekrutacji. Antal tworzy ponad 130 profesjonalnych konsultantów ds. rekrutacji, którzy są oni nie tylko skutecznymi rekruterami, ale także wykwalifikowanymi doradcami, specjalizującymi się zarówno w zakresie wybranego sektora, jak i stanowiska.