Data Engineer - Finance Data

Client Server Limited; Greater London; Hybrid; GBP 77,000 - 94,000; Full time

Benefits offered by this job

Salary to £85k + bonus

3 weeks per year work anywhere

25 days holiday

Pension 9%

Healthcare for you and your family

Cycle to Work scheme

Employee Assistance Program

Job summary

Client Server Limited is seeking a Data Engineer to build scalable data pipelines in a finance/Fintech setting. You will design and operate AWS-based data platforms, with strong SQL and Python coding, PostgreSQL, and TimescaleDB experience.

You will collaborate with the Data Platform Engineer to migrate datasets, optimize databases, and ensure data quality, governance, and reliable performance. London office with hybrid WFH options.

Qualifications

• Experience as a Data Engineer, ideally with financial data / market data in a FinTech or financial services environment.
• Strong SQL and Python coding skills.
• AWS experience, including Data Lakes and S3.
• Experience building and supporting large-scale data pipelines.
• Experience with PostgreSQL.
• Experience with times series data (TimescaleDB preferred).
• Experience with orchestration platforms such as Dagster or Airflow.
• Collaborative with strong communication skills.

Responsibilities

• Design and maintain data pipelines, ingestion frameworks and processing workflows.
• Support migration of datasets into a unified data architecture.
• Collaborate on platform design, data modelling, and database optimisation.
• Onboard new data sources and ensure data quality governance.
• Manage PostgreSQL and timeseries databases; ensure platform reliability and performance.

Skills

SQL

Python

AWS

PostgreSQL

TimescaleDB

Dagster

Airflow

Financial data

Data pipelines

Communication

Tools

Dagster

Airflow

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

Data Engineer - Finance Data London, England