Senior API Integration Developer

Senior Integration Developer (MuleSoft / Azure API Management) COUNTRY Financial is seeking a Senior Integration Developer to design, develop, and support enterprise APIs and integrations across our technology landscape. This role is primarily focused on MuleSoft Anypoint Platform, with Azure API Management (APIM) serving as a secondary platform supporting cloud-first and modernization initiatives. This is a hands-on development role responsible for delivering scalable, secure, and supportable integration solutions with limited design oversight. The individual will partner closely with architecture, platform, operations, and delivery teams while adhering to enterprise SDLC and secure development standards.

How does this role make an impact?

• Designs solutions after gathering business and technical requirements.
• Develops software solutions that are high performing and meet technical standards.
• Supports testing and problem solving/debugging of solutions.
• Implements software solutions following best practices.

What You'll Do MuleSoft Development

• Design, develop, test, implement, and support MuleSoft APIs and integrations using Mule 4, Anypoint Platform, REST/SOAP services, DataWeave, RAML, and OpenAPI specifications.
• Perform interface analysis, data mapping, payload validation, and

transformation design.

• Develop API-led and reusable integration solutions aligned with enterprise

architecture, secure coding standards, and best practices.

• Build scalable, environment-agnostic deployment solutions and reusable

integration patterns.

• Support production applications through troubleshooting, enhancements, and defect resolution.

Azure API Management

• Design, deploy, and maintain APIs and gateways using Azure API Management.
• Implement APIM policies for authentication, routing, transformation, rate

limiting, and traffic management.

• Integrate APIM with Azure services including Functions, Logic Apps, App Services, Service Bus, and Key Vault.
• Support CI/CD automation and Infrastructure-as-Code deployment practices.
• Configure API security using OAuth 2.0, OpenID Connect, JWT, Managed Identities, client certificates, and API keys.

Integration Operations & Delivery

• Own assigned API and integration work through the full software

development lifecycle, from requirements analysis through production deployment and validation.

• Collaborate with architects, analysts, developers, and DevOps teams to

deliver enterprise integration solutions.

• Monitor, troubleshoot, and optimize APIs and integration services using tools such as Splunk, Dynatrace, Azure Monitor, Application Insights, and MuleSoft Anypoint Monitoring.
• Improve reliability, observability, performance, and operational readiness across integration platforms., Serves as a technical expert responsible for designing, developing, testing, implementing, supporting, and enhancing enterprise software solutions. Participates throughout the full software development lifecycle, including requirements analysis, design, technical documentation, troubleshooting, maintenance, and production support.

• Typically requires 10+ years of relevant experience or a combination of education, training, and related experience.

• 7+ years of experience in enterprise integration, middleware, or API development.

• 3+ years of hands-on MuleSoft development experience with Mule 4, CloudHub 2.0, and Anypoint Platform.

• 2+ years of experience developing cloud-native solutions in Microsoft Azure with a focus on API architecture and Azure API Management (APIM).

• Strong experience designing, developing, testing, deploying, and supporting RESTful APIs, SOAP services, API specifications, integration flows, and reusable services.

• Strong experience with DataWeave, JSON, XML, flat files, relational data, SQL, and data transformation concepts.

• Experience with CI/CD pipelines, Git-based development, testing, deployment support, release validation, and production support.

• Experience troubleshooting integration issues, analyzing runtime behavior, resolving defects and performing performance tuning.

• Hands-on experience with Azure API Management, including API publishing, policies, products, versioning, security, gateway concepts, and integration with Azure Functions, Logic Apps, Service Bus, and Key Vault.

• Working knowledge of authentication and authorization methods including OAuth 2.0, OpenID Connect, certificates, API keys, JWT, and managed identities.

• Experience working within medium-to-large enterprise environments following formal SDLC, secure development, documentation, and production support practices.

Preferred Qualifications

• Experience modernizing or migrating integrations across MuleSoft, Azure-native platforms, or hybrid integration environments.

• Experience with MUnit, automated testing, and API/integration regression testing.

• Knowledge of Enterprise Integration Patterns (EIP), API-led connectivity, event-driven architecture, and asynchronous integration patterns.

• Experience implementing observability, monitoring, alerting, logging, and operational readiness practices for integration services.

• Experience supporting insurance or financial services environments.

• Familiarity with secure coding standards and API governance practices.

• Demonstrated ability to work independently, take ownership of outcomes, and exercise strong integration engineering judgment.

#LI-CORP

3.73.7 out of 5 stars Bloomington, IL Hybrid work $113,200 - $155,650 a year - Full-time, Pulled from the full job description

• Health insurance
• 401(k) matching
• Vision insurance
• Dental insurance
• Disability insurance, Our employees and representatives serve nearly one million households with our diverse range of personal and business insurance products as well as retirement and investment services. We build relationships and work together to create a stronger, more secure future for our clients and our communities. We're a big company, yet small enough you can make an impact and won't get lost in the shuffle. You'll have the opportunity to learn and grow throughout your career, either within this role or by exploring other areas of our business.

You'll be able to take advantage of our benefits package, which includes insurance benefits (medical, dental, vision, disability, and life), 401(k) with company match.