Job DescriptionAbout the Role:We are looking for a Senior .NET Developer with deep expertise in banking domain and microservices architecture to join our growing engineering team. You will design, build, and maintain scalable, high-performance financial applications while collaborating with cross-functional teams.
Key Responsibilities:Design and develop scalable backend services using .NET 6/7/8 and ASP.NET Core
Build and maintain RESTful APIs and gRPC services following microservices architecture patterns
Work on core banking modules including payments, transactions, accounts, and compliance
Design and optimize relational database schemas, stored procedures, and complex queries for high-volume transactional systems
Implement event-driven architectures using Apache Kafka or Azure Service Bus
Collaborate with architects to define service boundaries, API contracts, and data ownership
Ensure adherence to PCI-DSS, SOX, and other banking compliance standards
Implement security best practices: OAuth 2.0, OpenID Connect, JWT, and API Gateway patterns
Write unit, integration, and contract tests with high code coverage
Participate in code reviews, technical design discussions, and sprint planning
Work with CI/CD pipelines (Azure DevOps / Jenkins / GitHub Actions)
Monitor and troubleshoot production systems using tools like Dynatrace, Splunk, or ELK
Required Skills & Experience:6+ years of hands-on experience with .NET / C# development
Strong experience with ASP.NET Core, Entity Framework Core, LINQ
Proven experience building microservices using Docker and Kubernetes
Solid understanding of banking domain - payments (SWIFT, ACH, SEPA), core banking, lending, or cards
Strong SQL proficiency - complex queries, joins, CTEs, window functions, indexes, and query optimization
Hands-on experience with relational databases: SQL Server, PostgreSQL, or Oracle in high-transaction financial environments
Experience designing normalized database schemas, handling ACID transactions, and ensuring data integrity across microservices
Proficiency in writing and optimizing stored procedures, triggers, and views
Understanding of database partitioning, sharding, and replication strategies for scalability
Experience with database migration tools (Flyway, Liquibase, or EF Core Migrations)
Experience with message brokers: Kafka, RabbitMQ, or Azure Service Bus
Familiarity with Redis for distributed caching and session management
Familiarity with Azure or AWS cloud-native services
Strong grasp of SOLID principles, DDD (Domain-Driven Design), and CQRS/Event Sourcing
Experience with API Gateway tools (APIM, Kong, Ocelot
The base compensation range for this role in the posted location is: 80,000 - 90,000.
Capgemini provides compensation range information in accordance with applicable national, state, provincial, and local pay transparency laws. The base compensation range listed for this position reflects the minimum and maximum target compensation Capgemini, in good faith, believes it may pay for the role at the time of this posting. This range may be subject to change as permitted by law.
The actual compensation offered to any candidate may fall outside of the posted range and will be determined based on multiple factors legally permitted in the applicable jurisdiction.
These may include, but are not limited to: Geographic location, Education and qualifications, Certifications and licenses, Relevant experience and skills, Seniority and performance, Market and business consideration, Internal pay equity.
It is not typical for candidates to be hired at or near the top of the posted compensation range.
In addition to base salary, this role may be eligible for additional compensation such as variable incentives, bonuses, or commissions, depending on the position and applicable laws.
Capgemini offers a comprehensive, non-negotiable benefits package to all regular, full-time employees. In the U.S. and Canada, available benefits are determined by local policy and eligibility and may include:
- Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade, Company paid holidays, Personal Days, Sick Leave
- Medical, dental, and vision coverage (or provincial healthcare coordination in Canada)
- Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada)
- Life and disability insurance
- Employee assistance programs
- Other benefits as provided by local policy and eligibility
Important Notice: Compensation (including bonuses, commissions, or other forms of incentive pay) is not considered earned, vested, or payable until it becomes due under the terms of applicable plans or agreements and is subject to Capgemini's discretion, consistent with applicable laws. The Company reserves the right to amend or withdraw compensation programs at any time, within the limits of applicable legislation.
