Lead Python Engineer/Technical Architect (with regular business trips to London)

*This position is fully remote only for employment in Bulgaria. However, people can also work in one of our offices in Sofia or Varna if they prefer to.

About DataArt

DataArt is a global software engineering firm and a trusted technology partner for market leaders and visionaries. Our world-class team designs and engineers data-driven, cloud-native solutions to deliver immediate and enduring business value.

We promote a culture of radical respect, prioritizing your personal well-being as much as your expertise. We stand firmly against prejudice and inequality, valuing each of our employees equally.

We respect the autonomy of others before all else, offering remote, onsite, and hybrid work options. Our Learning and development centers, R&D labs, and mentorship programs encourage professional growth.

Our long-term approach to collaboration with clients and colleagues alike focuses on building partnerships that extend beyond one-off projects. We provide the ability to switch between projects and technology stacks, creating opportunities for exploration through our learning and networking systems to advance your career.

Position Overview

Our client, a leading global investment management organization, is modernizing a portfolio of business-critical investment analytics and portfolio management applications.

This is a greenfield-focused initiative offering significant influence over solution architecture, technology choices, and engineering practices.

The scope includes:

• Portfolio management and investment analytics
• Fixed income ETFs and capital markets solutions
• Integrations with external platforms such as BNY and Aladdin
• Modernization of applications originally developed by business teams.

The role combines Python development, AWS architecture, technical leadership, and direct collaboration with business stakeholders. The successful candidate will design and implement scalable solutions, modernize existing applications, establish engineering standards, and mentor junior and mid-level developers.

The successful candidate will be able to move effectively between business discussions, solution design, architecture, development, code review, and mentoring, applying pragmatic technical leadership and excellent stakeholder communication to transform business-developed applications into robust, scalable, and maintainable engineering solutions.

This is not a purely architectural or managerial role. The successful candidate is expected to remain actively involved in solution design, coding, code reviews, and delivery.

Responsibilities

• Lead solution architecture and technical design activities
• Design develop and maintain production grade Python applications
• Refactor and modernize applications originally developed by business teams
• Design scalable resilient secure and observable AWS native solutions
• Contribute to data architecture and solutions based on Snowflake and modern data platforms
• Define engineering standards design patterns testing practices and CI/CD processes
• Conduct code reviews and support software quality maintainability and security
• Collaborate with business stakeholders and subject matter experts to translate business needs into technical solutions
• Work effectively in an environment with limited Business Analyst support
• Mentor junior and middle level engineers and facilitate knowledge transfer across the team

Requirements

• Strong hands on Python development experience
• Proven experience designing and building production grade applications
• Strong AWS architecture and cloud engineering expertise
• Previous experience as a Technical Lead Lead Engineer or hands on Architect
• Experience modernizing or refactoring legacy or business developed applications
• Knowledge of software architecture and design patterns
• Knowledge of API design and system integration
• Knowledge of automated testing and quality engineering
• Knowledge of CI/CD and version control
• Knowledge of application security monitoring and observability
• Experience with Snowflake or comparable modern data platforms
• Experience working with data intensive applications or analytics solutions
• Strong stakeholder communication and requirements analysis skills
• Experience mentoring and supporting junior and middle level engineers
• Ability and willingness to work onsite in London two days per week

Nice to have

• Experience in Financial Services particularly in Asset Management Investment Management or Capital Markets
• Experience with portfolio management investment analytics Fixed Income or ETF solutions
• Exposure to Aladdin BNY or comparable financial platforms and integrations
• Experience modernizing applications developed by business analyst or quantitative teams
• Familiarity with AI enabled software development agentic workflows or AI assisted SDLC

What We Offer

• Unique corporate culture – no micromanagement, friendly atmosphere, freedom, and mutual respect
• Flexible schedule – ability to change projects, to work from home, and to try yourself in different roles
• Professional Development Map – a comprehensive map of your professional development within DataArt
• We hire people not for a project, but for the company. If the project (or your work in it) is over, you go to another project or to a paid “Idle”.
• Social benefits – additional health insurance, life insurance, sports card, etc.
• Opportunity to work from another DataArt office in a different city or country (temporarily or permanently)
• Free English courses
• Cozy office with a great atmosphere
• Snacks, drinks, and fruits are always available

reference number: PYT00200