Senior Python Developer - B2B SaaS Fintech

TN United Kingdom; London; Hybrid; GBP 50,000 - 90,000; Full time

Job summary

An exciting opportunity awaits at a fast-growing fintech company focused on revolutionizing investment reporting. As a Senior Python Developer, you'll leverage your expertise in Python and financial data to design and build robust services within a micro-services architecture. With a commitment to using open-source technologies, you will work with large datasets and collaborate closely with front-end teams to ensure seamless data integration. This innovative firm values diversity and offers a hybrid work model, competitive salary, and attractive perks, including private medical insurance and a pension plan, making it a fantastic place to grow your career.

Benefits

Private medical insurance

Life insurance option

Pension Plan with NEST

Cycle to Work Scheme

Gym allowance

Stock options package

Qualifications

• 3+ years experience in Python with knowledge of OOP and concurrency.
• Solid understanding of data structures and financial data libraries.

Responsibilities

• Design and build services in a micro-services architecture.
• Develop and integrate processes into ETL pipelines.

Skills

Python

Data Structures

Statistical Analysis

Financial Data Libraries

SQL

OOP

Concurrency

Mathematics

Education

Degree in Computer Science

Degree in Mathematics

Degree in any STEM subject

Tools

Pandas

NumPy

SQL/NoSQL

Spring Boot

React

TypeScript

Job description

Social network you want to login/join with:

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Client:

Landytech

Location:

London, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

74b7ab84925e

Job Views:

4

Posted:

24.04.2025

Expiry Date:

08.06.2025

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Job Description:

Landytech is on a mission to revolutionize the way that investment managers, asset owners and their advisors access asset information. Powered by Sesame, an industry-leading investment reporting platform, we are helping clients in over 15 countries make informed investment decisions and deliver insights faster.

The company is growing rapidly and it's an exciting time to join, having secured $12M in Series B funding in January 2023. In just four years, it has gone from two co-founders to a team of 100+ staff, with offices in London and Paris. At Landytech, we see diversity as our strength with a team from over 15 countries and 14 languages spoken.

Team & Role

We focus on using open source technologies and we love to build reliable and simple solutions.We are looking for a Senior Python Developer, motivated, efficient, that loves both coding and good practices.

Here are some of the technologies used at Landytech:

• Backend: Kotlin, Java, Python, Spring Boot & Co, JPA, SQL/NoSQL, Elastic, Gradle
• Frontend: React (Redux/Recoil/SWR/ReactQuery), TypeScript, nx.dev, antdesign, Jest, Webpack, Highcharts, Syncfusion, Axios.

What We Are Looking For

• You will be designing and building services in our micro-services architecture
• You will be working with large financial data models and datasets
• You will be applying statistical, mathematical, logical transformations and reporting data preparation
• You will be developing and integrating processes into our ETL pipelines
• You will be communicating with the front-end team about interface facing APIs/Data
• You will be write unit and functional tests
• You will be participating in code reviews

Your Skills & Expertise

• You have 3+ years of experience using Python (decorators, concurrency and OOP)
• You have a degree in Computer Science, Mathematics, or any stem subject
• You have a solid understanding of data structures
• You have a first-hand experience with financial data libraries (Pandas, NumPy, etc.)
• You have experience with relational databases and SQL
• You have some knowledge/experience or interest in financial datasets/instruments
• You have some knowledge/experience or interest in statistical & quantitative analysis
• You are fluent in English
• An opportunity to work in a fast growing fintech revolutionizing investment reporting
• Hybrid style of work/WFH allowed depending on role
• Competitive salary & stock options package
• Private medical insurance with Bupa for you and your family members
• Life insurance option
• Pension Plan with NEST
• Cycle to Work Scheme and gym allowance

If this sounds like a match to you, we are looking forward to receiving your application!