Principal, Engineer (Java/SAP)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Principal, Engineer (Java/SAP) based in France.

This is a senior technical leadership opportunity focused on architecting and delivering enterprise software solutions that integrate Java applications with SAP platforms. You will lead the technical direction of a critical SAP Ariba integration, spanning platform configuration, backend engineering, and data and risk services. The role combines hands-on software engineering with architecture, technical strategy, and mentorship of a small engineering team. You will work closely with product, client-facing delivery, and cross-functional teams to shape technical roadmaps and solve complex integration challenges. Your expertise will help establish scalable development practices, improve system performance and security, and ensure reliable third-party integrations. The environment values technical excellence, collaboration, knowledge sharing, and pragmatic decision-making across distributed teams. This is an initial three-month engagement with strong potential for extension and continued work well into 2027.

Accountabilities: Lead and architect Java and Spring Boot solutions integrating SAP Ariba with backend enrichment, risk, and data services.

Own the technical roadmap for SAP Ariba integrations, covering platform configuration, workflows, custom fields, approval rules, and connector-side engineering.

Provide technical leadership and guidance to a small engineering team responsible for maintaining and enhancing the integration platform.

Drive architectural decisions covering programming patterns, system design, infrastructure, integration approaches, and technical trade-offs.

Serve as the primary technical point of contact for complex SAP Ariba configuration, integration, and troubleshooting challenges.

Design and maintain backend integrations using event-driven architectures, orchestration services, APIs, and NoSQL data stores.

Collaborate with product, client-facing solutions, and other cross-functional teams to define workstreams, technical strategies, and product roadmaps.

Establish and promote programming, configuration, security, and engineering best practices, including conducting code reviews and ensuring adherence to standards.

Lead and mentor engineers while fostering technical excellence, collaboration, and knowledge sharing.

Use AI-assisted development tools as part of the engineering workflow to improve productivity and accelerate delivery.

Support performance optimization, secure authentication, credential management, and reliable operation of third-party integrations.

Requirements

8+ years of professional experience working with production Java applications, including strong hands-on experience with Spring Boot.

Deep practical expertise with SAP Ariba, particularly the Ariba Developer Portal, OAuth flows, API key and token management, Supplier Data API, and Cloud Integration Gateway.

Strong experience with SAP Ariba SIM/SLP configuration, including approval workflows, custom fields, risk modules, and understanding of platform limitations and common failure modes.

Proven experience building and maintaining backend integrations involving APIs, event-driven architectures, orchestration patterns such as AWS Step Functions, and NoSQL databases such as DynamoDB.

Working knowledge of SAP S/4HANA, Cloud for Credit, SAP Business Technology Platform (BTP), Cloud Application Programming Model (CAP), and SAP UI5.

Strong understanding of performance optimization and security best practices, particularly for third-party API authentication and credential management.

Proficiency with AI-assisted coding tools such as GitHub Copilot, Claude Code, or Cursor.

Experience working with Cloud Foundry is advantageous.

Experience with credit, financial, or other complex enterprise systems is a strong plus.

Demonstrated ability to lead complex software initiatives involving third-party SaaS or enterprise platform integrations.

Strong strategic thinking, decision-making, analytical, and problem-solving abilities.

Excellent communication and presentation skills, with the ability to explain complex technical concepts to diverse stakeholders.

Proven experience leading, mentoring, and developing engineering teams while operating collaboratively across functions.

Benefits

Initial three-month project engagement with a strong possibility of extension and continued work potentially extending into 2027.

Anticipated compensation of $80 USD per hour , based on a 40-hour workweek and role leveling.

Flexibility around compensation depending on experience and engagement considerations.

Preferred ability to overlap with Eastern Time Zone (EST) working hours.

Opportunity to work on a complex enterprise SAP integration within a global, distributed environment.

Exposure to strategic architecture, SAP Ariba, backend engineering, cloud infrastructure, and emerging AI-assisted development practices.

Opportunity to provide technical leadership and influence engineering standards, architecture, and product direction.

Inclusive and collaborative working environment focused on professional growth, technical excellence, and knowledge sharing.

Support for an inclusive, barrier-free recruitment and working environment, with reasonable accommodations available when needed.

How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best!  Why Apply Through Jobgether?    Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.     #LI-CL1