Role Description

Who we are

At UST, we help the world’s best organizations grow and succeed through transformation. Bringing together the right talent, tools, and ideas, we work with our client to co-create lasting change. Together, with over 30,000 employees in 30+ countries, we build for boundless impact, touching billions of lives in the process. Visit us at UST.com.

Summary

UST is looking for a highly experienced Senior Architect – Application, AI, Infrastructure & Security to lead the design and delivery of scalable, secure, and AI-enabled enterprise solutions. This role requires a hands-on architect who can define technology strategy, guide engineering teams, prototype solutions, resolve complex technical challenges, and drive innovation across applications, cloud infrastructure, AI platforms, and security domains.

The Prospect

As a Senior Architect, you will provide technical leadership across multiple initiatives, ensuring robust architecture, operational excellence, and secure implementation of modern digital solutions.

Key Roles & Responsibilities

- Define and govern enterprise architecture across applications, AI solutions, cloud infrastructure, and security platforms.
- Design scalable and resilient application architectures aligned with business and technology objectives.
- Lead AI/GenAI solution architecture including LLM integrations, agent-based systems, Retrieval Augmented Generation (RAG), prompt engineering, and AI governance.
- Architect and implement cloud-native solutions on AWS using up-to-date deployment and operational practices.
- Define security architecture, secure software development practices, and cloud security controls.
- Establish application boundaries, service decomposition, API strategies, and integration patterns.
- Review architecture designs, critical code, and technical decisions across engineering teams.
- Mentor engineers, technical leads, and architects, promoting engineering excellence and best practices.
- Drive performance optimization, reliability improvements, observability, and operational resilience.
- Lead root cause analysis and resolution of complex production issues in distributed systems.
- Develop proofs of concept, prototypes, reference architectures, and technical standards.




- Collaborate with business stakeholders, product owners, and delivery teams to align technology solutions with business goals.
- Champion AI-assisted development practices and adoption of modern engineering tools and frameworks.

What you need

- 12+ years of experience in software engineering with significant experience in architecture and technical leadership roles.
- Proven experience designing and delivering large-scale enterprise applications.
- Solid hands-on development experience and ability to contribute to design, coding, debugging, and troubleshooting activities.
- Deep understanding of cloud-native architectures, distributed systems, and security best practices.
- Experience leading geographically distributed engineering teams and mentoring senior engineers.
- Robust analytical, communication, and stakeholder management skills.
- Ability to balance strategic architecture responsibilities with hands-on technical execution.

Required Skills

- Application Architecture and Solution Design
- Artificial Intelligence (AI) / Generative AI (GenAI)
- Large Language Models (LLMs)
- AI Agents, RAG Architectures, Prompt Engineering
- Python
- TypeScript and/or Java (Spring Boot)
- AWS Cloud Platform
- Distributed Systems and Microservices Architecture
- REST APIs, Event-Driven Architectures, Messaging Systems
- Cloud Security Architecture and Secure SDLC
- CI/CD, DevOps and Infrastructure as Code
- Containerization (Docker, Kubernetes/EKS)
- Observability, Monitoring and Performance Engineering
- System Design, Scalability and Reliability Engineering
- Technical Leadership and Team Mentoring

Desired Skills

- MLOps and AI Operations
- Vector Databases (Pinecone, Weaviate, OpenSearch, ChromaDB)
- LangChain, LangGraph, Semantic Kernel, AutoGen
- Infrastructure Automation and Platform Engineering
- Data Engineering and Analytics Platforms




- Zero Trust Security Architecture
- FinOps and Cloud Cost Optimization
- Multi-Cloud Experience (Azure/GCP)
- Enterprise Integration Patterns
- Site Reliability Engineering (SRE)
- Enterprise Architecture Frameworks (TOGAF preferred)

Qualification

- Bachelor's degree in Computer Science, Information Technology, Engineering, or related discipline.
- Master's degree in Computer Science, Engineering, or a related field is preferred.
- AWS Certifications (Solutions Architect, DevOps Engineer, Security Specialty) are highly desirable.
- AI/ML, Cloud, Security, or Enterprise Architecture certifications are an added advantage.

What we believe We’re proud to embrace the same values that have shaped UST since the beginning. Since day one, we’ve been building enduring relationships and a culture of integrity. And today, it's those same values that are inspiring us to encourage innovation from everyone, to champion diversity and inclusion and to place people at the centre of everything we do.

Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone.

Humanity Through business, we will better the lives of those less fortunate than ourselves.

Integrity We honour our commitments and act with responsibility in all our relationships.

Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. We believe that no one should be discriminated against because of their differences, such as age, disability, ethnicity, gender, gender identity and expression, religion, or sexual orientation. All employment decisions shall be made without regard to age, race, creed, colour, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by federal, state, or local law. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance.

- To support and promote the values of UST.
- Comply with all Company policies and procedures.

Skills AWS, Python, Java, TypeScript

📌 Software Architect I (Bengaluru)
🏢 UST
📍 Bengaluru