Principal Software Engineer– EDI & Integrations, EDI and Integrations
Confirmed on the employer's own hiring board on Nov 15, 2026. First seen by Alion on Nov 6, 2026. GSK scores A on the Alion truth index.
About the role:
We are seeking a Software Engineer specializing in EDI & Integrations, with experience in enterprise B2B/EDI integration and Integrations middleware technologies, to drive technical excellence, platform ownership, and seamless integration across GSK's Commercial and External Partner ecosystems. This role demands deep technical expertise in EDI & middleware Technologies. The engineer will partner with Product Management, Partner Operations, and business stakeholders to deliver secure, scalable, and reliable integration solutions.
Key Responsibilities:
1. Platform Ownership & Technical Leadership
- Design, develop, implement, and support end-to-end B2B, EDI, and cloud integration solutions including configurations and customizations.
- Serve as a technical authority for EDI and integration design, defining canonical data models, reusable patterns, and coding standards.
- Implement and enforce ITMS (IT Management System) controls, ensuring compliance, audit readiness, and operational excellence in a regulated environment.
- Collaborate with business, Order to Cash, SAP, external partner teams, and vendor/consultant resources to deliver integration outcomes on time and to standard.
2. EDI Mapping, Transformation & Order-to-Cash Expertise
- Apply strong expertise in Order-to-Cash (O2C) business processes and EDI transactions.
- Develop and maintain EDI mappings and transformations, including source-to-target mapping specifications, partner-specific implementations, business validations, and cross-reference management.
- Integrate enterprise applications with SAP/ERP systems and with external customers, distributors, wholesalers and supply chain partners.
3. Trading Partner Onboarding, Protocols & Security
- Lead EDI partner onboarding, B2B integrations, and trading partner management, from requirements and testing through certification and go-live.
- Configure and support B2B communication protocols such as AS2, SFTP, FTPS, OFTP2, HTTPS, IBM MQ, REST APIs, and SOAP services.
- Implement and maintain secure integration solutions using SSL/TLS, PGP encryption, digital certificates, digital signatures, OAuth, and JWT authentication, including certificate lifecycle management.
4. Azure Cloud Integrations & API Enablement
- Develop scalable integrations using Azure services - API Management, Service Bus, Functions, Logic Apps, Log Analytics, Azure Monitor, and Application Insights.
- Enable API-led and event-driven patterns that extend EDI and B2B flows to cloud SaaS and enterprise applications.
- Contribute to cloud integration initiatives and modernization of legacy middleware toward cloud-native and hybrid integration patterns.
5. Production Support, Operations & Continuous Improvement
- Lead L3 production support: troubleshoot complex integration issues, perform root cause analysis, and drive permanent fixes.
- Support global EDI operations, including incident management, platform upgrades, disaster recovery planning, performance tuning, and high availability of business-critical integration services.
- Implement automation, monitoring, DevOps best practices to improve reliability and accelerate delivery.
- Stay current on B2B, middleware, and cloud integration trends, and share knowledge through documentation and mentoring.
Required Qualifications:
- 10+ years of experience in enterprise B2B/EDI integration and middleware technologies.
- Strong hands-on expertise in at least one of the EDI & Integrations technologies (IBM DataPower Gateway, SAP Integration Suite, Mulesoft, Boomi, IBM Sterling B2B Integrator).
- Deep knowledge of O2C processes and ANSI X12 EDI transactions (850, 855, 860, 856, 810, 820, 997, 844, 845, 849, 852, 867).
- Proven experience with mapping and data formats - WTX/ITX, Sterling Maps, XML, XSD, XSLT, JSON, CSV, and flat files.
- Strong working knowledge of B2B protocols (AS2, SFTP, FTPS, OFTP2, HTTPS) and integration security (SSL/TLS, PGP, certificates, OAuth, JWT).
- Working experience with Azure integration services (Service Bus, Functions, Logic Apps, API Management, Event Grid, Azure Monitor).
- Excellent communication skills and the ability to work effectively with business, technical, and external partner stakeholders.
Preferred Qualifications:
- IBM or SAP integration certifications.
- Experience in Pharma, Healthcare, or Life Sciences industries, including chargebacks, rebates data flows.
Skills
Application Integrations, Application Programming Interface (API) Security, CI/CD, Cloud Engineering, Configuration Management (CM), Database Management, Data Engineering, Data Integration, Front-End Development, Internet of Things (IoT), Mobile Development, RESTful API Design, Security System Design, Software Development Life Cycle (SDLC), Version Control, Web DevelopmentWhy GSK?
Uniting science, technology and talent to get ahead of disease together.
GSK is a global biopharma company with a purpose to unite science, technology and talent to get ahead of disease together. We aim to positively impact the health of 2.5 billion people by the end of the decade, as a successful, growing company where people can thrive. We get ahead of disease by preventing and treating it with innovation in specialty medicines and vaccines. We focus on four therapeutic areas: respiratory, immunology and inflammation; oncology; HIV; and infectious diseases - to impact health at scale.
People and patients around the world count on the medicines and vaccines we make, so we’re committed to creating an environment where our people can thrive and focus on what matters most. Our culture of being ambitious for patients, accountable for impact and doing the right thing is the foundation for how, together, we deliver for patients, shareholders and our people.
Inclusion at GSK:
As an employer committed to Inclusion, we encourage you to reach out if you need any adjustments during the recruitment process.
Please contact our Recruitment Team at [email protected] to discuss your needs.
Important notice to Employment businesses/ Agencies
GSK does not accept referrals from employment businesses and/or employment agencies in respect of the vacancies posted on this site. All employment businesses/agencies are required to contact GSK's commercial and general procurement/human resources department to obtain prior written authorization before referring any candidates to GSK. The obtaining of prior written authorization is a condition precedent to any agreement (verbal or written) between the employment business/ agency and GSK. In the absence of such written authorization being obtained any actions undertaken by the employment business/agency shall be deemed to have been performed without the consent or contractual agreement of GSK. GSK shall therefore not be liable for any fees arising from such actions or any fees arising from any referrals by employment businesses/agencies in respect of the vacancies posted on this site.
It has come to our attention that the names of GlaxoSmithKline or GSK or our group companies are being used in connection with bogus job advertisements or through unsolicited emails asking candidates to make some payments for recruitment opportunities and interview. Please be advised that such advertisements and emails are not connected with the GlaxoSmithKline group in any way.
GlaxoSmithKline does not charge any fee whatsoever for recruitment process. Please do not make payments to any individuals / entities in connection with recruitment with any GlaxoSmithKline (or GSK) group company at any worldwide location. Even if they claim that the money is refundable.
If you come across unsolicited email from email addresses not ending in gsk.com or job advertisements which state that you should contact an email address that does not end in “gsk.com”, you should disregard the same and inform us by emailing [email protected], so that we can confirm to you if the job is genuine.