Principal Architect – Full Stack (Java, React)

Position Description:

Company Profile:
Founded in 1976 CGI is among the largest independent IT and business consulting services firms in the world. With 94000 consultants and professionals across the globe CGI delivers an end-to-end portfolio of capabilities from strategic IT and business consulting to systems integration managed IT and business process services and intellectual property solutions. CGI works with clients through a local relationship model complemented by a global delivery network that helps clients digitally transform their organizations and accelerate results. CGI Fiscal 2024 reported revenue is CA$14.68 billion and CGI shares are listed on the TSX (GIB.A) and the NYSE (GIB). Learn more at .

Job Title: Principal Architect
Position: Principal Architect
Experience: 15 Years
Category: Software Development/ Engineering
Shift: 9 Am CET to 6 PM CET
Main location: Bangalore Karnataka
Position ID: J0126-1433
Employment Type: Full Time

Location: Bangalore India
Experience: 15 years (Enterprise / Global Retail preferred)

About the Role
We are looking for a Principal Architect to lead the architecture and delivery of large-scale global retail technology platforms. This role requires deep full-stack expertise (Java React) strong cloud-native architecture experience and proven leadership across multi-region multi-market retail programs.
As a senior technical leader you will shape enterprise architecture strategy oversee multiple development streams mentor senior engineers and ensure predictable high-quality delivery across global markets including Europe US EMEA and South-East Asia.
This role is based in Bangalore and requires flexibility to collaborate across global time zones to support regional releases and critical go-lives.

Your future duties and responsibilities:

Key Responsibilities
Architecture & Technical Strategy

. Own and define end-to-end architecture for complex distributed retail systems
. Lead architectural design across: Backend services (Java Spring Boot Microservices) Frontend platforms (React modern SPA frameworks) APIs integrations and event-driven architecture
. Design cloud-native scalable and resilient solutions aligned with enterprise standards
. Establish and enforce architecture governance design reviews and engineering best practices

Retail Domain Leadership

. Act as domain architect across core retail capabilities: Fiscal and taxation systems Supply chain and inventory management Store operations POS and omnichannel platforms Payments promotions and loyalty ecosystems
. Drive solutions compliant with regional fiscal regulations and market-specific requirements
. Support global rollouts with an understanding of localization compliance and scalability

Delivery Excellence & Estimation

. Provide high-confidence architecture-based estimates for complex programs
. Oversee multiple delivery tracks and ensure alignment to roadmap and milestones
. Identify architectural delivery and dependency risks early and drive mitigation
. Support cutovers hyper-care and postgo-live stabilization

Leadership & Stakeholder Management

. Lead and mentor senior engineers tech leads and architects
. Partner with Product Engineering DevOps QA and Program Management
. Serve as a trusted technical advisor to senior leadership and clients
. Contribute to solutioning RFPs and technical strategy for new initiatives

Global Collaboration

. Work closely with global teams across Europe US EMEA and APAC
. Provide flexibility to support regional release windows and critical go-lives


Required Qualifications
Technical Expertise

. 15 years of experience in enterprise software engineering and architecture
. Strong hands-on experience with: Java Spring Boot Microservices React and modern frontend engineering practices
. Strong experience with cloud platforms (AWS Azure or GCP) at enterprise scale
. Solid understanding of: Event-driven systems (Kafka or similar) CI/CD pipelines and DevOps practices Containerization and orchestration (Docker Kubernetes) Security performance and scalability best practices


Retail Domain Experience

. Proven experience delivering global retail solutions
. Hands-on exposure to: Fiscal systems and taxation compliance Supply chain and inventory Store systems and omnichannel retail Payments and loyalty platforms
. Experience working across multiple international markets


Leadership & Soft Skills

. Demonstrated experience leading large distributed engineering teams
. Strong communication skills with both technical and executive stakeholders
. Ability to operate at strategic architectural and hands-on levels
. High ownership mindset with a strong bias for delivery and outcomes


Preferred Qualifications

. Experience in FAANG Big-4 or Tier-1 consulting environments
. Background in large-scale retail modernization or transformation programs
. Client-facing or consulting experience
. Exposure to composable commerce or headless retail architecture

Required qualifications to be successful in this role:

Education Qualification: Bachelors degree in computer science or related field or higher with minimum 5 years of relevant experience.

Skills:

• Java
• Postgre SQL
• RESTful (Rest-APIs)
• Spring Boot

What you can expect from us:

Together as owners lets turn meaningful insights into action.

Life at CGI is rooted in ownership teamwork respect and belonging. Here youll reach your full potential because

You are invited to be an owner from day 1 as we work together to bring our Dream to life. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction.

Your work creates value. Youll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas embrace new opportunities and benefit from expansive industry and technology expertise.

Youll shape your career by joining a company built to grow and last. Youll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our teamone of the largest IT and business consulting services firms in the world.