Principal Engineer - Applications Development - .NET Winforms

Posted:
1/7/2026, 2:23:06 PM

Location(s):
Maharashtra, India ⋅ Uttar Pradesh, India ⋅ Noida, Uttar Pradesh, India ⋅ Mumbai, Maharashtra, India

Experience Level(s):
Expert or higher ⋅ Senior

Field(s):
Software Engineering

Workplace Type:
Hybrid

Company:

MMC Corporate

Description:

We are seeking a talented individual to join our Mercer Tech at MMC Corporate .This role will be based in Mumbai/Pune/Gurgaon/ Noida. This is a hybrid role that has a requirement of working at least three days a week in the office.

Principal Engineer - Applications Development - .NET Winforms

We are seeking a skilled and highly motivated developer focused on .NET Development, well versed with C# ,WinForms, SQL, SSRS to fill a key role working on distributed team in a dynamic fast-paced environment.

What can You Expect :

  • Processes requests through PMO with input from Business, Functions and OWG Director of Business Systems.
  • Coordinates with other appropriate team members to ensure existing systems meet client needs.
  • Assists in the documentation and implementation of solutions projected for the Company's long term goals.
  • Focuses on continuous improvements to team and processes for maximum efficiency and value.
  • Assists with the development of best practices and streamlined processes across the IT department.
  • Follows processes and best practices as agreed to by department.
  • Understands the Application Portfolio and aligns with long term goals.
  • Proven expertise around design and development of large scale enterprise applications
  • Good knowledge in database design and development using latest version of MS SQL Server
  • DevOps model expertise with expertise in automating deployments and continuous integration
  • Automated unit testing and Test driven development
  • Strong understanding of implementing design patterns
  • Working on Agile/Scrum development methodology
  • Quickly learn new technologies, solve complex problems and be able to ramp up on new projects quickly.
  • Communicate effectively and be able to review ones work as well as others with a particular attention to accuracy and detail.
  • The candidate must demonstrate a strong knowledge on SSRS
  • Investigate research and correct defects effectively and efficiently.
  • Must have proven application development skills, excellent documentation and presentation skills, analytical and critical thinking skills, and the ability to identify needs and take initiative ​
  • Strong working knowledge of software development life cycle process.​
  • Understand design patterns, complete technical designs and review the designs of others.
  • Ensure code meets specifications, quality and security standards, and is maintainable
  • Complete work to prescribed standards and follow prescribed workflow process.

We will count on you to:

  • Understand the Application Portfolio and aligns with long term goals.
  • Good knowledge in database design and development using MS SQL Server
  • Automated unit testing and Test-driven development
  • Working on Agile/Scrum development methodology
  • Quickly learn new technologies, solve complex problems and be able to ramp up on new projects quickly.
  • Ensure code meets specifications, quality and security standards, and is maintainable

What you need to have: 

  • We are seeking a skilled and highly motivated developer focused on .NET Development.
  • Well versed with C#
  • Demonstrable knowledge of SOLID principles.
  • Strong knowledge of SQL development
  • Demonstrate a strong knowledge on SSRS or other reporting tool.
  • Familiarity with version control, preferably Git.  

Good to have 

  • Knowledge of AWS services.
  • Familiarity with CICD processes
  • Knowledge of WinForms.

Why join our team:

  • We help you be your best through professional development opportunities, interesting work and supportive leaders.
  • We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities.
  • Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being.

MARSH MCLENNAN

Marsh McLennan (NYSE: MMC) is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $24 billion and more than 90,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit marshmclennan.com, or follow on LinkedIn and X.

Marsh McLennan is committed to embracing a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age, background, caste, disability, ethnic origin, family duties, gender orientation or expression, gender reassignment, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law.
Marsh McLennan offers hybrid working arrangements that provide both the flexibility of mobile working and the benefits for collaboration, personal connections and professional development of working in the office. Employees are authorized to work remotely. If needed, some teams also schedule weekly “anchor days” where the entire team meets in person at the site office.

Marsh McLennan (NYSE: MMC) is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $24 billion and more than 90,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit marshmclennan.com, or follow on LinkedIn and X.

Marsh McLennan is committed to embracing a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age, background, caste, disability, ethnic origin, family duties, gender orientation or expression, gender reassignment, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law.

Marsh McLennan is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh McLennan colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one “anchor day” per week on which their full team will be together in person.

Oliver Wyman

Website: https://www.oliverwyman.com/

Headquarter Location: New York, United States

Employee Count: 1001-5000

Year Founded: 1984

IPO Status: Private

Industries: Consulting ⋅ Finance ⋅ Financial Services ⋅ Risk Management