About the role

What will you do at Exadel?

Join Exadel as a Senior Data Engineer and bring logic to life with Python. Solve analytical challenges and build solutions that matter—with a sharp, collaborative team.

Why Join Exadel

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.

What powers it all? Our people are ambitious, collaborative, and constantly evolving.

About the Client

Our client is one of the Big Four accounting firms and the world’s largest professional services network. Headquartered in London, they operate in 150+ countries with 460,000+ professionals delivering excellence in audit, tax, consulting, and advisory.

The team you will join designs, develops, and deploys innovative enterprise technology and AI-driven tools to support the delivery of tax services. It is a dynamic group combining expertise in tax, software engineering, change management, and project management, working on initiatives from tool design and deployment to training development and engagement management.

Project Tech Stack

Azure Cloud, Microservices Architecture, . NET 8, ASP.NET Core services, Python, MongoDB, Azure SQL, Angular 18, Kendo, GitHub Enterprise with Copilot, LangGraph, LangChain, RAG Pipelines, Multi-modal LLMs

What You’ll Do

Define and enforce best practices and coding standards across the project
Conduct thorough code reviews to ensure adherence to established guidelines and maintain high code quality
Working both independently and in close collaboration with others in the team
Communicating clear instructions to team members and helping manage the flow of day-to-day operations
Communicating with the client regularly
Design, develop, and maintain robust and scalable Spark applications
Write clean, maintainable, and efficient code following best practices and coding standards
Optimize code for performance and scalability, ensuring efficient data handling
Work closely with cross-functional teams to deliver high-quality software solutions
Identify and resolve technical issues, ensuring the reliability and performance of applications
Create and maintain comprehensive documentation for code, processes, and workflows
What You Bring
Solid hands-on experience in software development
Practical experience developing SQL stored procedures and migrating them into Spark SQL or PySpark environments
Extensive expertise using PySpark on Databricks, encompassing Delta tables, cluster management, and workflow automation
Proven track record of optimizing Spark performance within production-level projects
Strong proficiency in Python, specifically for complex data manipulation utilizing libraries like Polars or Pandas
Solid understanding of columnar data storage formats, particularly Parquet, with practical experience using Delta Tables
Proven expertise in data processing, analysis, and transformation workflows
Strong analytical and problem-solving abilities with a detail-oriented mindset
Practical and pragmatic approach to balancing standardized processes with flexibility to meet project goals effectively
Solid understanding of microservices architecture and its implementation in scalable systems
Nice to have
Experience working with Azure Cloud services (or other major cloud platforms), including a range of SaaS offerings such as Service Bus, Data Lake, Blob Storage, Redis, and more
Familiarity with FastAPI
Expertise in containerization and orchestration tools such as Docker and Kubernetes
English level
Intermediate+
Legal & Hiring Information
Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more.
Reasonable accommodations are available to enable individuals with disabilities to perform essential functions.
Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs.

Compensation

details are shared with candidates at the early stage of the recruitment process.

The offer is not binding until a signed contract is in place.

Your Benefits at Exadel

Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

International projects

In-office, hybrid, or remote flexibility

Medical healthcare

Recognition program

Ongoing learning & reimbursement

Well-being program

Team events & local benefits

Sports compensation

Referral bonuses

Top-tier equipment provision

Exadel Culture

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.

Which skills does this role require?

PythonPySparkDatabricksSQLSpark SQLDelta tablesData engineeringMicroservices architecturePandasPolarsParquetPerformance optimizationCode reviewSoftware developmentData EngineerMicroservicesDelta TablesData ProcessingSoftware EngineeringCode ReviewPerformance OptimizationCloud ComputingGitHub EnterpriseCopilotLangGraphLangChainLLMsAngularC#MongoDBSpark

Make your next move

Build a shortlist and prepare

Identify the requirements you can demonstrate, then choose examples from your work to discuss with the hiring team.

Build a focused shortlist before you applyCompare role requirements with your experience and give each application a clear reason.
Practice explaining your experience in an interviewRehearse your answers before meeting the hiring team.

Review the responsibilities and requirements before adding an opening to your shortlist.