Senior .NET Application Developer

Citi

. Conduct feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish or implement applications systems and programs .

Posted 9/29/2026full-timeUnited StatesSenior💰 $107,120 - $160,680 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing, developing, and maintaining responsive web applications using .NET Core, Angular, and JavaScript, while ensuring compliance with SDLC and implementing security measures. Proficient in database management and API integration, with a strong focus on delivering scalable solutions and user support.

Highest-signal resume keywords

Frontend Development: .NET Core, Angular, MVC, JavaScript, Bootstrap, CSSMicroservices Architecture and Design PatternsRESTful API Design and IntegrationDatabase Management: MS SQL, Oracle, MongoDBCI/CD Pipelines and Deployment Automation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

.NET CoreAngularMVCJavaScriptBootstrapCSSMicroservicesRESTful APIMS SQLOracle

Soft Skills

Independence of JudgementAutonomy

Tools & Technologies

HarnessTektonGitHubSeleniumOpenShift

Industry Keywords

SDLC ComplianceApplication DevelopmentUser SupportFeasibility StudiesRisk Technology

Tech Stack

Tools & technologies

AngularASP.NETBootstrapJavaScriptMicroservicesMongoDBOpenShiftOracleSDLCSeleniumSQL.NET

About the role

Key responsibilities & impact

Conduct feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish or implement applications systems and programs
Monitor and control development phases including analysis, design, construction, testing, and implementation
Provide user and operational support to business users
Analyze complex application development problems and evaluate business and system processes against industry standards
Recommend and develop security measures through post-implementation analysis
Consult with users, clients, and technology groups and recommend advanced programming solutions
Define and follow operating standards and processes
Design, develop, and maintain responsive web interfaces using .NET Core MVC, ASP.NET, JavaScript, Bootstrap, and CSS
Create automated workflows interacting with APIs, databases, and application UIs
Create scalable database schemas, procedures, and functions
Translate requirements into user stories and provide technical sizing for prioritization and delivery
Manage code promotion and SDLC compliance artifacts
Maintain code repository hygiene and developer metrics
Participate in UAT testing and resolve defects to meet release timelines

Requirements

What you’ll need

Bachelor’s degree/University degree or equivalent experience
Strong knowledge of Frontend: .NET Core, Angular, MVC, JavaScript, Bootstrap, CSS
Experience with microservices in .NET Core and ASP.NET
Knowledge of MS SQL, Oracle, and MongoDB
Proficiency with microservices architecture and design patterns
Knowledge of RESTful API design and integration
Familiarity with Harness, Tekton, and GitHub
Understanding of CI/CD pipelines and deployment automation
Ability to operate with a limited level of direct supervision
Ability to exercise independence of judgement and autonomy
Preferred: Experience with Selenium automation
Preferred: AI fundamentals including prompt engineering, model interaction and interfacing with Citi tools
Preferred: Experience with containers and OpenShift

Benefits

Comp & perks

Discretionary and formulaic incentive and retention awards
Medical, dental & vision coverage
401(k)
Life, accident, and disability insurance
Wellness programs
Paid vacation/planned time off
Paid sick leave/unplanned time off
Paid holidays