Alongside partners with organizations to drive digital transformation and build high-performing tech teams.
We are looking for a Senior Python Developer to join a project at a company specializing in the management of financial markets.
In this role, you will contribute to the development and computation of new index families across multiple asset classes, including Equities and Fixed Income in a highly collaborative and international environment.
Responsibilities:
- Writing clean, maintainable, scalable, and robust Python code following engineering best practices
- Assessing project feasibility and evaluating technical complexity while ensuring high standards of code quality and resilience
- Designing and optimizing data processing workflows to support scalability and performance requirements
- Conducting peer code reviews and ensuring high-quality deliverables
- Collaborating with business and technical stakeholders to support project execution and use-case delivery
- Producing clear technical documentation, including code documentation and implementation details
- Monitoring production use cases and continuously improving application performance, reliability, and stability
- Supporting the successful delivery of new index families across multiple financial asset classes
Requirements
- Strong professional experience with Python development
- Experience designing scalable and maintainable data processing pipelines
- Strong focus on code quality, performance, and best practices
- Experience working with technical documentation and peer code reviews
- Ability to collaborate effectively with business and technical stakeholders
- Strong analytical and problem-solving skills
- Experience with Dataiku is highly valued
- Previous exposure to financial services, market data, indices, or capital markets is a plus
Benefits
- Technical guidance and continuous mentorship
- Participation in real-world projects
- Collaborative environment with a focus on professional growth
- Opportunity for career progression
- Hybrid work model: Porto office (1 day per week of home office)
Skills Required
- Strong professional experience with Python development
- Experience designing scalable and maintainable data processing pipelines
- Strong focus on code quality, performance, and best practices
- Experience working with technical documentation and peer code reviews
- Ability to collaborate effectively with business and technical stakeholders
- Strong analytical and problem-solving skills
- Experience with Dataiku
- Previous exposure to financial services, market data, indices, or capital markets
What We Do
Alongside | Build Great Products with Great Teams Alongside helps VC-backed start-ups, scale-ups and digital-first enterprises accelerate their roadmaps by assembling elite, time-zone-aligned teams of software engineers, product managers and UX/UI designers, often in under 14 days. Our Porto HQ sits in Europe’s fastest-growing tech hub and taps a vetted global talent pool that lets you ship faster, reduce burn and stay laser-focused on product-market fit. Why high-growth companies choose Alongside • Top 1 % practitioners: rigorously screened full-stack, mobile, blockchain & AI/ML engineers, plus senior designers and product leaders.  • Flexible engagement models: scale a single specialist, an entire squad, or an autonomous build-and-ship pod. • End-to-end ownership: discovery → design → development → launch, with weekly velocity reports and transparent KPIs. • Cost-efficient remote talent: New York, Porto, Pune & Hanoi offices give you round-the-clock progress without Silicon-Valley price tags.  • Proven track record: core Alongside team took Arkive, the world’s first decentralised museum, from idea to funded product. We helped Circuit Security to secure 4.5M in funding and many other startups.
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