Data Engineer - Finance Data

Client Server Limited; Greater London; Hybrid; GBP 80,000 - 85,000; Full time

Benefits offered by this job

Healthcare

Cycle to Work

Pension

Employee Assistance Program

Job summary

Client Server Limited is seeking a hands-on Data Engineer to build and evolve a modern AWS cloud data platform in London, with three days in the office and two remote per week. The role focuses on designing data pipelines, ingestion frameworks and processing workflows for financial data in a scaling fintech environment.

You will collaborate with the Data Platform Engineer on data modelling, database optimisation and onboarding of new data sources, while ensuring platform reliability and

Qualifications

• Experience as a Data Engineer in FinTech or financial services.
• Strong SQL and Python coding skills.
• AWS experience with Data Lakes and S3.
• Experience building large-scale data pipelines.
• Experience with PostgreSQL.
• Experience with time-series data (TimescaleDB or similar).
• Experience with orchestration platforms such as Dagster or Airflow.
• Collaborative with good communication.

Responsibilities

• Design, build and maintain data pipelines and ingestion workflows.
• Collaborate on platform design, data modelling and governance.
• Optimise PostgreSQL and time-series data environments on AWS.
• Ensure data quality, reliability, and scalable data architecture.

Skills

SQL

Python

AWS

Data pipelines

Collaboration

Timeseries data

Tools

PostgreSQL

TimescaleDB

Airflow

Dagster

S3 / Data Lake

Job description

Data Engineer (Python SQL AWS) London / WFH to £85k

Do you have experience of building data pipelines within finance / Fintech environments?

You could be progressing your career in a hands-on Data Engineer role at a scaling Investment Research tech company with great benefits and perks.

As a Data Engineer you will be at the intersection of data engineering, database management and platform delivery. You will help build and evolve a modern, scalable AWS cloud based data platform.

Your focus will be on designing and maintaining data pipelines, ingestion frameworks and processing workflows, supporting the migration of existing datasets into a unified data architecture. Collaborating closely with the Data Platform Engineer, you will contribute to platform design, data modelling, database optimisation and the onboarding of new data sources.

You'll also assist with managing and optimising PostgreSQL and time-series database environments, improving data quality and governance and ensuring platform reliability, performance and scalability.

Location / WFH:

You'll join colleagues in the London office three days a week with flexibility to work from home the other two days.

About you:

• You have experience as a Data Engineer, ideally working with financial data / market data in a FinTech or financial services environment
• You have strong SQL and Python coding skills
• You have AWS experience, including Data Lakes and S3
• You have experience of building and supporting large scale data pipelines
• You have experience with PostgreSQL
• You have experience with times series data, they use TimescaleDB but other experience with similar platforms is fine
• You have experience with Orchestration platforms such as Dagster or Airflow
• You're collaborative with great communication skills

What's in it for you:

• Salary to £85k + bonus
• X3 weeks per year work anywhere
• 25 days holiday, increasing to 30
• Pension 9% (company contributes 5%, employee contributes 4%)
• Healthcare for you and your family
• Cycle to Work scheme
• Employee Assistance Program