Application Integration Developer

Akkodis is seeking an Application Integration Developer for a Contract with a client in Boston, MA. You will design and maintain secure, scalable integrations and support critical migration activities to ensure application functionality and data flows remain intact.

Rate Range: $45/hour to $53/hour; The rate may be negotiable based on experience, education, geographic location, and other factors.

Application Integration Developer job responsibilities include:

• Design, develop, and maintain REST‑based integrations, middleware services, and application‑to‑application interfaces across on‑prem, colocation, and AWS environments.

• Build and support integrations using REST/SOAP APIs, messaging platforms (Kafka/RabbitMQ/JMS/SQS), and file‑based transfers including SFTP and batch workflows.

• Develop and troubleshoot integrations involving MS SQL Server and Oracle databases, including query optimization, data transformation, and connectivity management.

• Implement secure authentication and integration patterns using OAuth2, OIDC, SAML, SSO, and MFA while ensuring alignment with enterprise IAM systems.

• Support migration waves through interface testing, data validation, cutover planning, and ensuring application and data flow continuity.

• Instrument integrations for monitoring and observability, including building Splunk dashboards, alerts, logs, and correlation IDs for operational visibility.

Required Qualifications:

• Bachelor’s degree in computer science, Information Technology, Engineering, or a related field.

• 8–10 years of experience in application integration, middleware development, and enterprise system connectivity.

• Proven expertise in building REST/SOAP integrations, working with messaging platforms, and supporting hybrid cloud (on‑prem, colocation, AWS) environments.

• Strong hands‑on experience with MS SQL Server/Oracle connectivity, secure authentication protocols (OAuth2/OIDC/SAML), and integration with enterprise IAM systems.

If you are interested in this role, then please click APPLY NOW. For other opportunities available at Akkodis, or any questions, feel free to contact me at Deep.Kumar@ akkodisgroup.com.

Pay Details: $45.00 to $53.00 per hour

Benefit offerings available for our associates include medical, dental, vision, life insurance, short-term disability, additional voluntary benefits, EAP program, commuter benefits and a 401K plan. Our benefit offerings provide employees the flexibility to choose the type of coverage that meets their individual needs. In addition, our associates may be eligible for paid leave including Paid Sick Leave or any other paid leave required by Federal, State, or local law, as well as Holiday pay where applicable.

Equal Opportunity Employer/Veterans/Disabled

Military connected talent encouraged to apply

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The Company will consider qualified applicants with arrest and conviction records in accordance with federal, state, and local laws and/or security clearance requirements, including, as applicable:

• The California Fair Chance Act
• Los Angeles City Fair Chance Ordinance
• Los Angeles County Fair Chance Ordinance for Employers
• San Francisco Fair Chance Ordinance

Massachusetts Candidates Only: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.