**Description** Burns & McDonnell is seeking a Senior API and Integration Developer to play a critical role in advancing our corporate-wide data integration strategy. In this position, you will lead the development of innovative solutions to connect business applications, modernize legacy systems, and build scalable APIs. Collaborating with cross-functional teams within IT and across all Global Practices, you will drive seamless data connectivity across the organization and provide technical leadership in API design and integration. Key Responsibilities: + Lead the integration development lifecycle – from design and development to deployment and support – ensuring efficiency and agility. + Partner with stakeholders to design and implement integration solutions that align with business objectives. + Analyze and assess complex business requirements to address technical challenges and ensure successful delivery. + Design and build APIs using the MuleSoft Anypoint Platform and tools like RAML, Anypoint Studio, DataWeave, and MUnit, incorporating CI/CD best practices. + Develop and execute test plans (unit, integration, and performance) while providing operational support, including troubleshooting, in accordance with SLAs (including after-hours support as needed). + Identify and mitigate project risks proactively to ensure smooth project execution. + Establish and refine integration standards for development, governance, and operations. + Drive continuous improvement in API and integration strategies. + Mentor junior developers and contribute to knowledge sharing within the integration team. **Qualifications** + Bachelor's degree in Computer Science, Management Information Systems, Engineering, or related field + Minimum of 8 (eight) years of hands-on experience in integration development, including iPaaS solutions such as MuleSoft. + Proven track record of developing custom connectors (e.g., ServiceNow, CRM). + Experience with TLS/SSL, OAuth, and other authentication protocols. + Strong knowledge of OpenID Connect, Maven, and MUnit. + Expertise in SOA, REST, SOAP, WSDL, JSON, and XML technologies. + 3 years of development experience in Java (J2SE/J2EE) or Python preferred. + Solid background in database programming and relational databases (SQL, Oracle PLSQL). + Familiarity with DevOps tools (Azure, GitHub). + Proficiency in messaging frameworks like Kafka, SQS, Pub/Sub, IBM MQ, or RabbitMQ. + Microservices architecture experience is strongly preferred. Preferred Qualifications: + Experience designing and architecting secure, enterprise web services using agile methodologies. + Proven ability to deliver scalable, reusable, and reliable integration solutions. + Expertise in logging, security, auditing, and policy management within integration systems. + Background in supporting production applications and adhering to SLAs. + Experience working with ERP, CRM, and other cloud/on-premises systems. + Knowledge of CI/CD practices and containerization technologies such as Kubernetes and Docker. + API Gateway experience (e.g., Apigee, MuleSoft API Gateway, AWS API Gateway) is a plus. + MuleSoft Certified Developer – Level (Mule 4) certification is a plus. This job posting will remain open a minimum of 72 hours and on an ongoing basis until filled EEO/Minorities/Females/Disabled/Veterans Why Join Us? At Burns & McDonnell, we believe in pushing the boundaries of data integration to drive organizational growth and innovation. If you are passionate about developing cutting-edge integration solutions and thrive in a collaborative environment, we invite you to join our team and contribute to transforming our data landscape. Apply today to be part of our exciting data integration journey! **Job** Web Development **Primary Location** US-MO-Kansas City **Schedule:** Full-time **Travel:** No **Req ID:** 250228 **Job Hire Type** Experienced #LI-DS #COR