IN_Senior Associate_Python_GCC_Advisory_Noida

PwC South Africa; Dadri; On-site; Confidential; Full time

Job summary

PwC is seeking a Senior Associate to design and build Python backend services and agentic AI systems for data analytics.

You will design and deploy REST APIs, work with LangChain and MCP, and optimize PostgreSQL data models. The role requires 4–8 years of production software experience and collaboration with cross-functional teams.

Qualifications

• 4–8 years of experience in production software engineering.
• Proficiency in Python backend development and REST API design.
• Experience with FastAPI and PostgreSQL.
• Knowledge of LangChain and MCP is a plus.

Responsibilities

• Design and build Python backend services and agentic AI systems.
• Develop REST APIs powering AI features and agent workflows.
• Model and query data in PostgreSQL and deploy services on Linux.
• Collaborate with frontend teams to integrate React components.

Skills

Python

FastAPI

REST APIs

LangChain

MCP

Education

Bachelor of Engineering

Master of Engineering

Tools

PostgreSQL

LangChain

LLM frameworks

Job description

Line of Service Advisory Industry/Sector Not Applicable Specialism Data, Analytics & AI Management Level Senior Associate Job Description & Summary At PwC, our people in data and analytics focus on leveraging data to drive insights and make informed business decisions. They utilise advanced analytics techniques to help clients optimise their operations and achieve their strategic goals. In data analysis at PwC, you will focus on utilising advanced analytical techniques to extract insights from large datasets and drive data-driven decision-making. You will leverage skills in data manipulation, visualisation, and statistical modelling to support clients in solving complex business problems.

Why PwC

At PwC, you will be part of a vibrant community of solvers that leads with trust and creates distinctive outcomes for our clients and communities. This purpose-led and values-driven work, powered by technology in an environment that drives innovation, will enable you to make a tangible impact in the real world. We reward your contributions, support your wellbeing, and offer inclusive benefits, flexibility programmes and mentorship that will help you thrive in work and life. Together, we grow, learn, care, collaborate, and create a future of infinite experiences for each other.

We believe in providing equal employment opportunities, without any discrimination on the grounds of gender, ethnic background, age, disability, marital status, sexual orientation, pregnancy, gender identity or expression, religion or other beliefs, perceived differences and status protected by law. We strive to create an environment where each one of our people can bring their true selves and contribute to their personal growth and the firm’s growth. To enable this, we have zero tolerance for any discrimination and harassment based on the above considerations.

Job Description & Summary

Python AI Engineer

Experience: 4-8 years | Type: Full-time | Role: Design and build Python backend services and agentic AI systems.

Responsibilities

• Build and maintain Python REST APIs, powering agentic AI features
• Design LLM agents and agent workflows with LangChain + MCP
• Apply solid app development practices (auth, caching, error handling, logging)
• Model and query data in PostgreSQL
• Deploy and debug services on Linux
• Must-have 4-8 years in production software, strong Python FastAPI and solid REST API design LLM framework experience (LangChain) PostgreSQL and strong SQL
• React + JavaScript/TypeScript
• Git, Linux CLI, basic network debugging
• Nice-to-have RAG fundamentals + vector DBs (pgvector, Qdrant, Pinecone) MCP and tool-calling agent design Async Python, streaming (SSE/websockets) Docker, CI/CD, cloud (Azure/AWS/GCP)

Responsibilities

• Design, develop, and maintain scalable Python backend services and REST APIs using FastAPI to power advanced agentic AI features and workflows
• Architect and implement LLM-based agent systems utilizing LangChain framework and Model Context Protocol (MCP) to create intelligent, context-aware applications
• Build robust data models and optimize complex SQL queries in PostgreSQL databases, ensuring efficient data storage and retrieval for AI-driven applications
• Integrate frontend React components with backend services using JavaScript/TypeScript, creating seamless user experiences for AI-powered features
• Implement comprehensive application security, authentication, caching strategies, error handling, and logging mechanisms following industry best practices
• Deploy, monitor, and troubleshoot production services on Linux environments, ensuring high availability and optimal performance of AI systems
• Collaborate with cross-functional teams to translate business requirements into technical solutions, focusing on agentic AI capabilities and intelligent automation
• Maintain code quality through version control with Git, conduct code reviews, and implement testing strategies to ensure reliable software delivery

Mandatory skill sets:

• Python

Preferred skill sets:

Python Years of experience required: 4-8 years. Education qualification: B.Tech. Education (if blank, degree and/or field of study not specified). Degrees/Field of Study required: Bachelor of Engineering, Master of Engineering. Degrees/Field of Study preferred: Certifications (if blank, certifications not specified). Required Skills Generative AI Optional Skills Accepting Feedback, Accepting Feedback, Active Listening, AI Fluency, AI-Human Collaboration, Algorithm Development, Alteryx (Automation Platform), Analytical Thinking, Analytic Research, Big Data, Business Data Analytics, Communication, Complex Data Analysis, Conducting Research, Creativity, Customer Analysis, Customer Needs Analysis, Dashboard Creation, Data Analysis, Data Analysis Software, Data Collection, Data-Driven Insights, Data Integration, Data Integrity, Data Mining {+ 41 more} Desired Languages (If blank, desired languages not specified) Travel Requirements Available for Work Visa Sponsorship? Government Clearance Required? Job Posting End Date September 17, 2026