CrawlJobs Logo

Technical Lead (.NET + React)

cshark.com Logo

Cshark

Location Icon

Location:
Poland

Category Icon
Category:
IT - Software Development

Job Type Icon

Contract Type:
B2B

Salary Icon

Salary:

150.00 - 190.00 PLN / Hour
Save Job
Save Icon
Apply Position

Job Description:

We are looking for a Technical Lead (Fullstack: .NET + React) to join our team and support the development of a modern application for our international client in the FinTech industry, delivering solutions for banks and financial institutions. We are seeking a hands-on engineering leader who feels confident in both backend development with .NET and frontend development using React and TypeScript, and who can guide a cross-functional team toward technical excellence.

Job Responsibility:

  • Ensuring that deliverables produced by the Scrum team are well designed, well implemented, and thoroughly tested, following best practices in coding standards, automation, integration, testing, and security
  • Leading, mentoring, and supporting engineers while fostering a fully agile, high-quality, and collaborative team culture
  • Helping teammates solve technical challenges through knowledge sharing and technical guidance
  • Translating project requirements into achievable Sprint commitments with your full-stack cross-functional team
  • Supporting the creation of client-facing delivery plans and taking ownership of their technical execution
  • Contributing to architectural discussions and ensuring alignment with clean code, domain-driven, and scalable engineering principles

Requirements:

  • 5+ years of commercial experience with .NET, C#, React, and TypeScript (stronger backend experience is acceptable)
  • Proven experience leading engineering teams or acting as a technical lead/lead developer
  • Strong understanding of software architecture principles and backend design patterns (dependency injection, repository, mediator, factory, etc.)
  • Hands-on experience with CQRS and Domain-Driven Design (DDD), including aggregates, entities, value objects, and bounded contexts
  • Understanding of Event Sourcing – event stores, event replay, and modeling immutable domain events
  • Solid knowledge of clean architecture and separation of concerns
  • Exposure to cloud environments, ideally Azure, and understanding of cloud infrastructure and services
  • Practical experience with PostgreSQL and ORM frameworks such as Entity Framework (or equivalent)
  • Exposure to CosmosDB or other NoSQL/document databases
  • Experience designing and consuming RESTful APIs
  • Familiarity with Docker for development and deployment workflows
  • Fluency in English and Polish (B2+)

Nice to have:

  • Hands-on experience with microservices and distributed systems
  • Exposure to message brokers (e.g., RabbitMQ, Kafka)
  • Experience contributing to SDLC processes within agile or iterative teams
  • A degree in Computer Science, Software Engineering, or a related field
  • Familiarity with modern testing frameworks and automation strategies
What we offer:
  • 100% remote work
  • Flexible hours
  • International projects
  • Business english lessons
  • Participation in charity actions
  • In-house technology workshops

Additional Information:

Job Posted:
December 08, 2025

Work Type:
Remote work
Icon
Cshark - All Job Offers
Job Link Share:
Copy Link Icon
Facebook Icon Twitter Icon LinkedIn Icon

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Technical Lead (.NET + React)

Technical Lead Manager – Software

The Technical Lead Manager (TLM) – Software is a hybrid leadership role combinin...
Location
Location
United States , Minneapolis
Salary
Salary:
Not provided
parking.net Logo
Parking Network B.V.
Expiration Date
January 08, 2026
Flip Icon
Requirements
Requirements
  • 6+ years of software development experience
  • at least 2+ years in a leadership role
  • proven ability to lead technical teams and manage software delivery pipelines
  • experience developing with cloud platforms and knowledge of cloud services/concepts, especially AWS (EC2, Lambda functions, S3, SNS/SQS, etc.)
  • knowledge of edge computing concepts and development for connected devices or hardware-integrated systems
  • expertise in .NET Core development
  • proficiency with React and/or modern JavaScript frameworks
  • hands-on experience with containerized applications using Docker and Kubernetes
  • proficiency with NoSQL/SQL-based databases, especially PostgreSQL and SQL Server
  • strong knowledge of agile methodologies and team-based software development
Job Responsibility
Job Responsibility
  • Guide the design, architecture, and implementation of scalable and secure software solutions
  • lead and promote software development best practices
  • ensure technical excellence across the team through regular design sessions, code audits, and architecture reviews
  • troubleshoot and resolve complex issues across the full development stack, including databases and device-level integration
  • leverage edge computing concepts to optimize software interactions between local devices and the cloud
  • collaborate with Program and Project Managers to assess feature requirements and facilitate high-level estimation and planning
  • lead sprint planning, backlog grooming, and estimation sessions
  • manage sprint execution through daily scrums, velocity tracking, and risk mitigation
  • ensure timely delivery of all sprint and release commitments
  • partner with cross-functional teams (Architecture, QA, Product Management) to design and deliver reliable solutions
  • Fulltime
!
Read More
Arrow Right

.Net Standard Module Lead

We are seeking a skilled and proactive Application Developer with strong experie...
Location
Location
India , Noida
Salary
Salary:
Not provided
https://www.soprasteria.com Logo
Sopra Steria
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of professional experience in application development and maintenance
  • Strong hands-on experience with .NET Core and UI development (e.g., Angular, React, or equivalent)
  • Solid understanding and practical experience with AWS cloud services
  • Familiarity with Agile/Scrum methodologies and ability to actively participate in Scrum ceremonies
  • Excellent communication and interpersonal skills
Job Responsibility
Job Responsibility
  • Design, develop, test, and maintain web-based and enterprise-level applications using .NET Core and modern UI frameworks
  • Perform code reviews, troubleshooting, and performance tuning
  • Ensure high availability and reliability of applications through proactive maintenance and support
  • Participate actively in Scrum ceremonies (daily stand-ups, sprint planning, sprint reviews, and retrospectives)
  • Collaborate with Product Owners and QA teams to refine backlog items and deliver high-quality software in iterative releases
  • Utilize AWS services such as EC2, Lambda, S3, RDS, and CloudWatch for cloud-based application hosting and monitoring
  • Deploy and manage cloud-native applications and microservices in the AWS environment
  • Build responsive and dynamic front-end interfaces using frameworks like Angular, React, or similar (based on team stack)
  • Develop back-end services and APIs using .NET Core
  • Integrate front-end and back-end systems ensuring smooth functionality and data flow
What we offer
What we offer
  • Inclusive and respectful work environment
  • Open to people with disabilities
  • Fulltime
Read More
Arrow Right

Lead Software Engineer

As a Lead Software Engineer, you’ll play a key role in driving technical excelle...
Location
Location
United Kingdom , London
Salary
Salary:
Not provided
capitalontap.com Logo
Capital on Tap
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proven experience managing and developing software engineers
  • Extensive commercial experience with C#/.Net/.Net Core/React
  • Experience with RESTful API design and Azure cloud development (cloud-first approach)
  • Proficient in SQL and Test-Driven Development (TDD)
  • Strong technical background in modern software development practices and scalable system architecture
  • Ability to manage cross-functional projects, collaborating effectively with Product, QA, and other stakeholders
Job Responsibility
Job Responsibility
  • Provide mentorship, constructive feedback and foster a culture of collaboration and continuous improvement
  • Motivate the team, remove blockers, and track performance to ensure accountability
  • Work closely with Product, QA, and Tech Leads to align on strategy and execution
  • Shape product decisions alongside Product Managers and Designers
  • Ensure clear, open communication in remote, hybrid, and in-person settings
  • Establish and uphold coding standards and best practices
  • Identify and mitigate risks, addressing challenges proactively
  • Stay hands-on in software development, guiding engineers at a technical level
  • Work with Tech Leads to ensure alignment on technical direction and innovation
What we offer
What we offer
  • Private Healthcare including dental and opticians services through Vitality
  • Worldwide travel insurance through Vitality
  • Anniversary Rewards (£250, £500, £750, 4-week fully paid sabbatical)
  • Salary Sacrifice Pension Scheme up to 7% match
  • 28 days holiday (plus bank holidays)
  • Annual Learning and Wellbeing Budget
  • Enhanced Parental Leave
  • Cycle to Work Scheme
  • Season Ticket Loan
  • 6 free therapy sessions per year
  • Fulltime
Read More
Arrow Right

Team Lead Software Engineer

As an Engineering Team Lead, you’ll lead a small team of engineers while remaini...
Location
Location
United Kingdom , London
Salary
Salary:
Not provided
capitalontap.com Logo
Capital on Tap
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proven experience managing and developing software engineers
  • Extensive commercial experience with C#/.Net/.Net Core/React
  • Experience with RESTful API design and Azure cloud development (cloud-first approach)
  • Proficient in SQL and Test-Driven Development (TDD)
  • Strong technical background in modern software development practices and scalable system architecture
  • Ability to manage cross-functional projects, collaborating effectively with Product, QA, and other stakeholders
Job Responsibility
Job Responsibility
  • Provide mentorship, constructive feedback, and foster a culture of collaboration and continuous improvement
  • Motivate the team, remove blockers, and track performance to ensure accountability
  • Work closely with Product, QA, and Tech Leads to align on strategy and execution
  • Shape product decisions alongside Product Managers and Designers
  • Ensure clear, open communication in remote, hybrid, and in-person settings
  • Establish and uphold coding standards and best practices
  • Identify and mitigate risks, addressing challenges proactively
  • Stay hands-on in software development, guiding engineers at a technical level
  • Work with Tech Leads to ensure alignment on technical direction and innovation
What we offer
What we offer
  • Private Healthcare including dental and opticians services through Vitality
  • Worldwide travel insurance through Vitality
  • Anniversary Rewards (£250, £500, £750, 4-week fully paid sabbatical)
  • Salary Sacrifice Pension Scheme up to 7% match
  • 28 days holiday (plus bank holidays)
  • Annual Learning and Wellbeing Budget
  • Enhanced Parental Leave
  • Cycle to Work Scheme
  • Season Ticket Loan
  • 6 free therapy sessions per year
  • Fulltime
Read More
Arrow Right

Lead Software Engineer (AI)

Valorem Reply is an award-winning digital transformation firm focused on deliver...
Location
Location
United States , Atlanta; Kansas City; Detroit Area; Philadelphia Area
Salary
Salary:
Not provided
valoremreply.com Logo
Valorem Reply
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree or higher in computer science, engineering, or related field
  • 8 years of experience in software development, with at least 3 years of experience in leading software development teams
  • 5 years of hands-on experience with C#, .NET and Azure
  • 2 years of experience with natural language processing (NLP) and Agent development frameworks and platforms
  • 2 years of experience in developing web, mobile, or cloud-based applications using modern frameworks and technologies, such as React and Angular
  • Experience in applying software engineering principles, such as object-oriented design, design patterns, data structures, algorithms, and testing
  • Experience in using software development tools, such as Git and Jira
  • Strong knowledge of software development methodologies, such as agile, scrum, or waterfall
Job Responsibility
Job Responsibility
  • Lead a team of software engineers to deliver software projects on time and within the estimated timelines
  • Manage the development of scalable, reliable, and secure software systems that meet the client’s requirements and expectations
  • Implement and enforce code quality, testing, and documentation standards and practices
  • Review and approve code, design, and architecture decisions made by the team
  • Provide technical guidance and feedback to the team members and resolve any technical issues or challenges
  • Collaborate with architects, project managers, product owners, and other stakeholders to define and prioritize the project scope, goals, and deliverables
  • Communicate and report the project status, progress, and risks to the senior management and clients
  • Research and evaluate new technologies and tools that can improve the software development process and performance
  • Fulltime
Read More
Arrow Right

Lead Software Engineer (AI)

Valorem Reply is an award-winning digital transformation firm focused on deliver...
Location
Location
United States , Chicago, Illinois; Seattle, Washington
Salary
Salary:
160000.00 - 180000.00 USD / Year
valoremreply.com Logo
Valorem Reply
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree or higher in computer science, engineering, or related field
  • 8 years of experience in software development, with at least 3 years of experience in leading software development teams
  • 5 years of hands-on experience with C#, .NET and Azure
  • 2 years of experience with natural language processing (NLP) and Agent development frameworks and platforms
  • 2 years of experience in developing web, mobile, or cloud-based applications using modern frameworks and technologies, such as React and Angular
  • Experience in applying software engineering principles, such as object-oriented design, design patterns, data structures, algorithms, and testing
  • Experience in using software development tools, such as Git and Jira
  • Strong knowledge of software development methodologies, such as agile, scrum, or waterfall
Job Responsibility
Job Responsibility
  • Lead a team of software engineers to deliver software projects on time and within the estimated timelines
  • Manage the development of scalable, reliable, and secure software systems that meet the client’s requirements and expectations
  • Implement and enforce code quality, testing, and documentation standards and practices
  • Review and approve code, design, and architecture decisions made by the team
  • Provide technical guidance and feedback to the team members and resolve any technical issues or challenges
  • Collaborate with architects, project managers, product owners, and other stakeholders to define and prioritize the project scope, goals, and deliverables
  • Communicate and report the project status, progress, and risks to the senior management and clients
  • Research and evaluate new technologies and tools that can improve the software development process and performance
  • Fulltime
Read More
Arrow Right

Senior .NET Developer

Bright Vision Technologies is a forward-thinking software development company de...
Location
Location
United States , Lincoln
Salary
Salary:
Not provided
bvteck.com Logo
Bright Vision Technologies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Hands on experience in Web application (full stack) development using .NET framework & .NET (Core), MVC
  • Strong hands on using one of the front-end UI frameworks Vue.js, React and complimentary technologies i.e.., JavaScript, jQuery, HTML, CSS, Bootstrap
  • Must have React experience
  • Having SQL Server skills with the ability to create complex stored procedures, views, functions, tables etc.
  • Good experience in developing Restful APIs and integrating 3rd party APIs
  • Experience in implementation of design patterns, code optimization and performance tuning
  • Good knowledge on code repositories like GitHub, TFS etc.
  • Good knowledge of integrating code into CI/CD pipelines
  • Good unit testing skills to ensure responsiveness and efficiency with knowledge of tools like NUnit, XUnit, MSTest etc.
  • Perform code reviews, mentor junior developers and fix QA raised defects seamlessly
Read More
Arrow Right

.Net/Angular Module Lead

Sopra Steria, a major Tech player in Europe, is hiring a .Net/Angular Module Lea...
Location
Location
India , Bengaluru
Salary
Salary:
Not provided
https://www.soprasteria.com Logo
Sopra Steria
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4 years of experience in .NET framework/Core implementation projects
  • Experience in .Net(v4) & C#
  • Experience in RESTful API backend in .Net (Entity Framework)
  • Experience with Microsoft SQL Server DB (MSSQL), Store Procedure (SP), database design, SQL scripting up to optimize the SQL requests
  • Hands on experience in unit testing using angular & .Net
  • Experience in web app development activities using JavaScript, HTML, XSL, CSS3 and Angular or React front-end application development
Job Responsibility
Job Responsibility
  • Collaborating with and across Agile teams to design, develop, test, implement, and support technical solutions in full-stack development tools and technologies
  • Working as part of a multi-functional agile team including business experts, data analysts, architects
  • Being involved in all parts of the product life cycle: idea generation, design, prototyping, planning, development, test, deployment and operations
  • Create clean, efficient, and well-documented code following coding standards
  • Create and maintain proper documentation throughout the software development phase
  • Support with technical assistance and serve as an application specialist
  • Advising on necessary software and infrastructure changes and evolution
  • Reformulate old code to guarantee compliance with specified requirements
  • Support & Ensure application availability at 100%
What we offer
What we offer
  • Inclusive and respectful work environment
  • Open to people with disabilities
Read More
Arrow Right
Jobs by Category
Art and Entertainment Jobs Banking Jobs Call Center Jobs Construction Jobs Consulting Jobs Customer Service Jobs Education Jobs Energy Jobs Finance Jobs Gastronomy Jobs Health and Beauty Jobs Hospitality and Tourism Jobs Human Resources Jobs Insurance Jobs IT - Administration Jobs IT - Software Development Jobs Legal Jobs Logistics Jobs Manufacturing Jobs Marketing, Digital Marketing, SEO, SEM Jobs Media Jobs Nursing Jobs Office Administration Jobs Pharmacy Jobs Physical Work Jobs Public Relations Jobs Public Sector Jobs Purchasing Jobs Quality Control Jobs Real Estate Jobs Research and Development Jobs Sales Jobs
Job Positions Jobs by Country
United States Jobs United Kingdom Jobs India Jobs Canada Jobs Australia Jobs Poland Jobs Ireland Jobs Germany Jobs
Company
Blog About Us Contact
Follow Us
Facebook
X (Twitter)
LinkedIn
Instagram
© 2026 CrawlJobs Ltd. All Rights Reserved
Terms & Conditions Privacy Policy