EPAM Global - Αγγελίεσ - Θέσεισ Εργασίασ

senior .net developer

Jan 23, 2026 From EPAM Global
Αττική·Hybrid·Πληροφορική·Permanent·Full Time

About the job

We are seeking a Senior .NET Developer to lead the implementation of the back-end for front-end (BFF) layer for a mobile application designed for corporate customers.

As the technical lead, you will work closely with cross-functional teams, supervise .NET developers and ensure the delivery of a robust, scalable solution.

Responsibilities

  • Own the design, implementation, testing, deployment and maintenance of the BFF layer

  • Serve as the primary contact for cross-team communication, information gathering and issue escalation

  • Supervise and mentor two .NET developers within the team

  • Ensure high performance and scalability through advanced use of asynchronous programming patterns

  • Integrate core services and troubleshoot middleware issues across .NET 8, ASP.NET Core, OpenShift, Redis and MS SQL Server

  • Design and develop RESTful APIs with a strong understanding of HTTP methods, status codes and API versioning

  • Write unit and integration tests for middleware components using frameworks such as xUnit

  • Coordinate CI/CD processes, ideally leveraging Azure DevOps

  • Collaborate with Solution Architects, Business Analysts, QA testers and Mobile Developers throughout the SDLC

Requirements

  • Advanced proficiency in C# and .NET, including .NET 8 and ASP.NET Core, with a minimum of 3 years of working experience

  • Knowledge of asynchronous programming patterns to ensure high performance and scalability

  • Background in middleware development, integrating core services and troubleshooting issues with OpenShift, Redis or MS SQL Server

  • Expertise in API design and development, including RESTful APIs, HTTP methods, status codes and API versioning

  • Experience as a back-end Tech Lead or Team Lead, supervising developers and providing technical guidance

  • Skills in writing unit and integration tests for middleware components using xUnit or similar frameworks

  • Capability to coordinate CI/CD processes, preferably in Azure DevOps

  • Proficiency in Greek language and English at B2 level

Nice to have

  • Familiarity with security protocols such as OAuth2 and JWT for authentication and authorization

  • Experience with logging and monitoring tools like Azure Application Insights or Dynatrace

  • Understanding of Azure cloud and OpenShift environments

We offer/Benefits

For your comfortable work:

  • Remote and hybrid work opportunities

  • Option to work from our centrally located office in Athens

  • Corporate laptop provided

  • Private health insurance

  • Meal vouchers / restaurant tickets

  • My Benefit card (264€/year)

  • Monthly public transportation card

For your growth:

  • Global and diverse client portfolio, large-scale projects, and trendy technologies

  • Diverse multicultural, multi-functional, and multilingual work environment

  • Opportunity to contribute to internal and open-source products

  • Outstanding career development opportunities with a transparent career path and a roadmap to accelerate your journey

  • Possibility to create a Personal Development Plan from the first day in the company

  • Numerous opportunities for self-development: hard & soft skills internal training courses, mentoring programs, and unlimited access to LinkedIn Learning courses, external e-Libraries

  • Certification opportunities

  • Knowledge-sharing with colleagues from EPAM's global tech and non-technical communities

  • Language courses

About the company

Since 1993, EPAM Systems, Inc. (NYSE: EPAM) has used its software engineering expertise to become a leading global provider of digital engineering, cloud and AI-enabled transformation services, and a leading business and experience consulting partner for global enterprises and ambitious startups. We address our clients’ transformation challenges by fusing EPAM Continuum’s integrated strategy, experience and technology consulting with our 30+ years of engineering execution to speed our clients’ time to market and drive greater value from their innovations and digital investments.


We make GenAI real with our AI LLM orchestration, testing and engineering solutions, EPAM DIAL, EPAM EliteA™ and EPAM AI/RUN™, respectively.


We deliver globally, but engage locally with our expert teams of consultants, architects, designers and engineers, making the future real for our clients, our partners and our people around the world.


We believe the right solutions are the ones that improve people’s lives and fuel competitive advantage for our clients across diverse industries. Our thinking comes to life in the experiences, products and platforms we design and bring to market.


Added to the S&P 500 and the Forbes Global 2000 in 2021 and recognized by Glassdoor and Newsweek as a Top 100 Best Workplace, our multidisciplinary teams serve customers across six continents. We are proud to be among the top 15 companies in Information Technology Services in the Fortune 1000 and to be recognized as a leader in the IDC MarketScapes for Worldwide Experience Build Services, Worldwide Experience Design Services and Worldwide Software Engineering Services.



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EPAM Global - Αγγελίεσ - Θέσεισ Εργασίασ

senior .net developer

Jan 23, 2026 by 

EPAM Global

Αττική

Αττική

Hybrid

Πληροφορική

Permanent

Full Time

About the job

We are seeking a Senior .NET Developer to lead the implementation of the back-end for front-end (BFF) layer for a mobile application designed for corporate customers.

As the technical lead, you will work closely with cross-functional teams, supervise .NET developers and ensure the delivery of a robust, scalable solution.

Responsibilities

  • Own the design, implementation, testing, deployment and maintenance of the BFF layer

  • Serve as the primary contact for cross-team communication, information gathering and issue escalation

  • Supervise and mentor two .NET developers within the team

  • Ensure high performance and scalability through advanced use of asynchronous programming patterns

  • Integrate core services and troubleshoot middleware issues across .NET 8, ASP.NET Core, OpenShift, Redis and MS SQL Server

  • Design and develop RESTful APIs with a strong understanding of HTTP methods, status codes and API versioning

  • Write unit and integration tests for middleware components using frameworks such as xUnit

  • Coordinate CI/CD processes, ideally leveraging Azure DevOps

  • Collaborate with Solution Architects, Business Analysts, QA testers and Mobile Developers throughout the SDLC

Requirements

  • Advanced proficiency in C# and .NET, including .NET 8 and ASP.NET Core, with a minimum of 3 years of working experience

  • Knowledge of asynchronous programming patterns to ensure high performance and scalability

  • Background in middleware development, integrating core services and troubleshooting issues with OpenShift, Redis or MS SQL Server

  • Expertise in API design and development, including RESTful APIs, HTTP methods, status codes and API versioning

  • Experience as a back-end Tech Lead or Team Lead, supervising developers and providing technical guidance

  • Skills in writing unit and integration tests for middleware components using xUnit or similar frameworks

  • Capability to coordinate CI/CD processes, preferably in Azure DevOps

  • Proficiency in Greek language and English at B2 level

Nice to have

  • Familiarity with security protocols such as OAuth2 and JWT for authentication and authorization

  • Experience with logging and monitoring tools like Azure Application Insights or Dynatrace

  • Understanding of Azure cloud and OpenShift environments

We offer/Benefits

For your comfortable work:

  • Remote and hybrid work opportunities

  • Option to work from our centrally located office in Athens

  • Corporate laptop provided

  • Private health insurance

  • Meal vouchers / restaurant tickets

  • My Benefit card (264€/year)

  • Monthly public transportation card

For your growth:

  • Global and diverse client portfolio, large-scale projects, and trendy technologies

  • Diverse multicultural, multi-functional, and multilingual work environment

  • Opportunity to contribute to internal and open-source products

  • Outstanding career development opportunities with a transparent career path and a roadmap to accelerate your journey

  • Possibility to create a Personal Development Plan from the first day in the company

  • Numerous opportunities for self-development: hard & soft skills internal training courses, mentoring programs, and unlimited access to LinkedIn Learning courses, external e-Libraries

  • Certification opportunities

  • Knowledge-sharing with colleagues from EPAM's global tech and non-technical communities

  • Language courses

Hybrid

Πληροφορική

Permanent

Full Time

About the company

Since 1993, EPAM Systems, Inc. (NYSE: EPAM) has used its software engineering expertise to become a leading global provider of digital engineering, cloud and AI-enabled transformation services, and a leading business and experience consulting partner for global enterprises and ambitious startups. We address our clients’ transformation challenges by fusing EPAM Continuum’s integrated strategy, experience and technology consulting with our 30+ years of engineering execution to speed our clients’ time to market and drive greater value from their innovations and digital investments.


We make GenAI real with our AI LLM orchestration, testing and engineering solutions, EPAM DIAL, EPAM EliteA™ and EPAM AI/RUN™, respectively.


We deliver globally, but engage locally with our expert teams of consultants, architects, designers and engineers, making the future real for our clients, our partners and our people around the world.


We believe the right solutions are the ones that improve people’s lives and fuel competitive advantage for our clients across diverse industries. Our thinking comes to life in the experiences, products and platforms we design and bring to market.


Added to the S&P 500 and the Forbes Global 2000 in 2021 and recognized by Glassdoor and Newsweek as a Top 100 Best Workplace, our multidisciplinary teams serve customers across six continents. We are proud to be among the top 15 companies in Information Technology Services in the Fortune 1000 and to be recognized as a leader in the IDC MarketScapes for Worldwide Experience Build Services, Worldwide Experience Design Services and Worldwide Software Engineering Services.



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