Senior Lead Python Developer

Brown Brothers Harriman & Co.; Philadelphia (Philadelphia County); On-site; USD 150,000 - 210,000; Full time

Job summary

Brown Brothers Harriman (BBH) is seeking a Senior Lead Python Developer for its Cyber Security organization in the United States. You will design, develop, and maintain software systems using Python, Django, and SQL, building data reporting and visualizations with Dash, Plotly, and D3.js.

You will lead 5–6 junior developers, expand Django web applications, maintain Airflow DAGs, and drive secure coding practices while collaborating with cyber business teams and stakeholders.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 15+ years of experience in data engineering and software development using Python (including Django) and SQL.
• Experience building and maintaining ETL data pipelines and data visualizations with Dash/Plotly.
• Strong understanding of software development, Agile, version control, CI, and testing.

Responsibilities

• Develop and maintain software systems primarily using Python, SQL, Bash, JavaScript.
• Build interactive data reporting and visualizations using Plotly Dash, D3.js, AG Grid.
• Create and maintain Apache Airflow DAGs and Django web applications.
• Lead and mentor junior Python developers and collaborate with product managers and stakeholders.

Skills

Python

SQL

Bash

JavaScript

ETL

Data visualization

Agile methodologies

Problem-solving

Education

Bachelor's degree in Computer Science/Software Engineering or related field

Tools

Django

FastAPI

Plotly Dash

D3.js

Airflow

Apache Airflow

AG Grid

Linux

Job description

At BBH, Partnership is more than a form of ownership-it's our approach to business and relationships. We know that supporting your professional and personal goals is the best way to help our clients and advance our business. We take that responsibility seriously. With a 200-year legacy and a shared passion for what's next, this is the right place to build a fulfilling career. Join us as a Senior Lead Python Developer! Brown Brothers Harriman is currently recruiting Senior Lead Python Developer to join our Cyber Security organization.

Main areas of responsibilities:

As a Senior Lead Python Developer, you will be responsible for developing and maintaining software systems primarily using Python, SQL, Bash, Javascript, and other related technologies. You will build interactive data reporting and visualizations using Plotly Dash, D3.js, AG Grid, and other tools that best meet the requirements of our business users. You will work with Cyber business teams to understand data requirements and translate them into building and maintaining Apache Airflow DAGs. You will be working on expanding and maintaining our Django web application, building, and maintaining Plotly Dash-based visualizations, building, and maintaining Python-based ETL applications, researching emerging technologies, and helping us manage our server infrastructure. You will work closely with other engineers, product managers, and stakeholders to deliver high-quality software solutions that meet the needs of internal clients. You will write clean, efficient, and well-documented code that adheres to industry best practices and standards while utilizing development standards including well-documented testing. You will continuously review our software systems and identify areas for improvement, implementing new features, and optimizing performance; you will also leverage your experience to suggest processes to automate. You will stay up to date with emerging technologies and industry trends and apply them to software systems as appropriate. You will aid with performance optimization and security testing initiatives to improve the under

Requirements:

Bachelor's degree in Computer Science, Software Engineering, or a related field 15+ years of experience in data engineering and software development, using Python (including Django) and SQL Demonstrated knowledge of: Building and maintaining ETL data pipelines Building data visualizations (experience with charting libraries such as Dash and Plotly a plus) Strong understanding of software development principles and best practices, including Agile methodologies, version control, continuous integration, and testing. Strong problem-solving skills and ability to troubleshoot complex software systems. Experience integrating front-end and back-end technologies such as Django and FastAPI Experience with creating and maintaining architecture documentation and flow charts Experience working with Linux-based infrastructure and services in a corporate setting. Experience with secure coding principles and security best practices Excellent communication skills and ability to work collaboratively in a team environment or independently and manage multiple priorities and deadlines. This role is expected to lead 5-6 junior Python developers

We value diverse experiences. We value diverse experiences and transferrable skillsets. If your career hasn't followed a traditional path, includes alternative experiences, or doesn't meet every qualification or skill listed in the job description, please do go ahead and apply.

About BBH:

Brown Brothers Harriman (BBH) is a premier global financial services firm, known for premium service, specialist expertise, technology solutions and partnership approach to client management. Across Investor Services and Capital Partners, we work with an enviable roster of sophisticated clients who make BBH their first call when they are tackling their hardest challenges. Delivering for our clients and each other energizes us. We believe that how we do our work is just as important as what we do. We are relentless problem solvers who know our best ideas come from collective debate and development-so we are never possessive about our ideas. Every day we come together as a diverse community of smart and caring people to deliver exceptional service and expert advice-creating success that lasts. No matter where you sit in the organization, everyone is empowered to contribute their ideas. BBHers can pick up the phone and call any colleague, and they are happy to help. Expanding your impact beyond your daily role is part of how we operate as trusted partners to one another. We believe stability is a competitive advantage, but being stable means having the knowledge, skill, and discipline to evolve, often-pushing the boundaries of innovation. As a private partnership, every investment we make is in the relationships, technologies, products and development we believe are in the long-term interests of our clients and our people. Our long-tenured leaders are experts in their areas and are actively involved in the day-to-day business, taking the time to provide guidance and mentoring to build the next generation of BBHers. Because we know, our success begins with yours. Go to BBH.com to learn more about our rewards and benefits, philanthropy, approach to sustainability or how we support you to thrive personally, physically and financially. We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, gender, national origin, age, genetic information, creed, marital status, sexual orientation, gender identity, disability status, protected veteran status, or any other protected status under federal, state or local law. Brown Brothers Harriman (BBH) is a global financial services firm known for premium service and specialist expertise. BBH works with leading asset managers, financial institutions, private businesses and their owners, wealthy families, and sophisticated institutional investors. As a private partnership, we are uniquely built to put clients first and create success that lasts. We believe our success starts with yours. At BBH, partnership is more than just a form of ownership-it's our approach to business and relationships. Every day we come together as a diverse community of smart and caring people to deliver exceptional service and expert advice. Across Investor Services and Capital Partners, we work with an enviable roster of sophisticated clients who make BBH their first call when they are tackling their hardest challenges. No matter where you sit in the organization, everyone is empowered to contribute their ideas and perspective. BBHers can pick up the phone and call any colleague, and they are happy to help - which is why expanding your impact beyond your daily role is part of how we operate as trusted partners to one another. Delivering for our clients and each other energizes us. We believe stability is a competitive advantage, but being stable means having the knowledge, skill, and discipline to evolve, often-pushing the boundaries of innovation. Every investment we make is in the relationships, technologies, products and development we believe are in the long-term interests of our clients and our people. Our long-tenured leaders are experts in their areas and are actively involved in the day-to-day business, taking the time to provide guidance and mentoring to build the next generation of BBHers. With a 200-year legacy and a shared passion for what's next, this is the right place to build a fulfilling career.