We need a Senior Pyspark Developer to work for a leading investment bank client in Trade Surveillance Team.

Responsibilities

Develop software applications based on business requirements

Maintain software applications and make enhancements according to project specifications

Participate in requirement analysis, design, development, testing, and implementation activities

Propose new techniques and technologies for software development.

Perform unit testing and user acceptance testing to evaluate application functionality

Ensure to complete the assigned development tasks within the deadlines

Work in compliance with coding standards and best practices

Provide assistance to Junior Developers when needed.

Perform code reviews and recommend improvements.

Review business requirements and recommend changes to develop reliable applications.

Develop coding documentation and other technical specifications for assigned projects.

Act as primary contact for development queries and concerns.

Analyze and resolve development issues accurately.

Skills

Must have

8+ years of experience in data intensive Pyspark development.

Experience as a core Python developer.

Basic experience in Gen/Agentic AI

Experience developing Classes, OOPS, exception handling, parallel processing .

Strong knowledge of DB connectivity, data loading , transformation, calculation.

Extensive experience in Pandas/Numpy dataframes, slicing, data wrangling, aggregations.

Lambda Functions, Decorators.

Vector operations on Pandas dataframes /series.

Application of applymap, apply, map functions.

Concurrency and error handling data pipeline batch of size [1-10 gb].

Ability to understand business requirements and translate them into technical requirements.

Ability to design architecture of data pipeline for concurrent data processing.

Familiar with creating/designing RESTful services and APIs.

Familiar with application unit tests.

Working with Git source control Service-orientated architecture, including the ability to consider integrations with other applications and services.

Debugging application.

Nice to have

Knowledge of web backend technology

Django, Python, PostgreSQL.

Apache Airflow

Atlassian Jira

Understanding of Financial Markets Asset Classes (FX, FI, Equities, Rates, Commodities & Credit), various trade types (OTC, exchange traded, Spot, Forward, Swap, Options) and related systems is a plus

Surveillance domain knowledge, regulations (MAR, MIFID, CAT, Dodd Frank) and related Systems knowledge is certainly a plus

Other

Languages

English: C2 Proficient

Seniority

Senior

Senior Pyspark Developer

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