Lead Full Stack Engineer, BMLL Technologies

Data Visualisation

Salary not provided

+ Share Options after completion of probationary period + Discretionary Bonus

SQL

React

TypeScript

Redux

Python

D3.js

Cypress

Jest

REST API

Playwright

Senior and Expert level

London

2-3 days a week in office

Data and analytics for Capital Markets

Job no longer available

Data and analytics for Capital Markets

21-100 employees

B2BDeep TechAnalyticsMachine LearningSaaSCapital Markets

Job no longer available

Salary not provided

+ Share Options after completion of probationary period + Discretionary Bonus

SQL

React

TypeScript

Redux

Python

D3.js

Cypress

Jest

REST API

Playwright

Senior and Expert level

London

2-3 days a week in office

21-100 employees

B2BDeep TechAnalyticsMachine LearningSaaSCapital Markets

Company mission

To unlock the predictive power of pricing data and offer our clients the insights they need to understand how markets behave and to make more informed decisions.

Job

Company

Role

Who you are

Web Development: Proficient in React and TypeScript
Data Visualization: Experience with libraries such as Highcharts and D3.js
Testing: Familiarity with Jest and Playwright or similar testing frameworks
REST APIs: Strong understanding of integrating and working with RESTful services
Data Skills: Experience in data wrangling/analysis (e.g., using SQL or Python, Jupyter Notebook)
Collaboration: Experience working in an Agile environment (Scrum/Kanban)
Problem-Solving: Strong analytical and troubleshooting skills
Exceptional leadership skills with the ability to lead a team of software developers effectively
Excellent problem-solving skills and ability to think critically
Strong interpersonal and communication skills, with the ability to clearly articulate complex technical issues to all levels of the organization, both business and technical
Ability to work in a fast-paced, deadline-driven work environment
Agile development and continuous delivery methodologies knowledge is a plus

Desirable

Familiarity with state management libraries (MobX, Redux)
Exposure to financial data or market analytics projects
Experience with data engineering tools (DuckDB, PySpark, etc.)
Knowledge of automated testing frameworks (Playwright, Cypress)
Experience of WebAssembly
Python programming experience for data manipulation or API development
Use of AI for creating visualisations

What the job involves

We are seeking a skilled Software Engineer to enhance and expand the product
This role involves building pixel-perfect, interactive, rich-feature, high-performance data visualization dashboards using React, TypeScript, and cutting-edge visualization libraries such as D3.js and Highcharts
You'll collaborate closely with the backend team, data engineers, data analysts, and product team to turn complex datasets into intuitive and insightful user experiences
Design and develop robust, scalable web applications with a strong focus on large scale datasets & data visualization
Collaborate with product team and data science team to translate user needs into technical requirements
Integrate and optimize REST APIs for data retrieval and manipulation
Develop reusable components and ensure consistency across applications
Write and maintain high-quality, testable code with tools like Jest and Playwright
Perform data wrangling tasks and contribute to data analysis processes where necessary
Troubleshoot, debug, and enhance existing applications to improve performance and reliability
This role offers the right candidate the opportunity to build industry-leading technology, drive innovation, and influence the direction of our company
You will have the opportunity to work on cutting-edge data visualization projects, leveraging modern technologies and large-scale datasets
You'll be part of a dynamic team that values innovation, learning, and collaboration

Salary benchmarks

Our take

BMLL Technologies is a leading data and analytics company specialising in Level 3 data for capital market participants. Its clientele includes banks and brokers who leverage BMLL's order book data and analytics to gain predictive insights.

There is a growing demand for modern tools to better understand market behaviour, which is evident in BMLL's impressive revenue growth. The company has been successful in attracting new clients and forming collaborations, including notable names like the Financial Conduct Authority (FCA) and New York University's quantitative research unit.

With significant funding behind it, the company is now focused on scaling up, broadening its data coverage and building a stronger footprint in North Ameica. A key part of that push includes opening a new office in New York, marking a major step in its global expansion plans.

Freddie

Company Specialist at Welcome to the Jungle

Insights

Top investors

25% employee growth in 12 months

Glassdoor (3.9)

Company

Funding (last 2 of 8 rounds)

Oct 2024

$21m

LATE VC

Oct 2022

$26m

SERIES B

Total funding: $80.4m

Company HQ

Old Street, London, UK

Leadership

Paul Humphrey

(CEO)

Currently acts as a Board Advisor for Humphrey House Advisors Limited. Previously served as a Strategic Advisor for OpenFin, Global Head of FICC for Euronext, Business & Strategy Consultant for Thomson Reuters, CEO of Electronic Broking & Information for Tullett Prebon, Executive Director of Global Head eCommerce for ABN AMRO Bank NV, Managing Director for Van der Moolen NV, and Managing Director for ICAP.

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