Senior Tech Lead, Software Engineering – Energy Modeling

Aurora Energy Research

. Lead a new cross-office squad with experienced engineers based in Oxford and São Paulo.

Posted 9/23/2026full-timeSão Paulo • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong technical leadership and expertise in Python software engineering, with a focus on clean modular design and Agile methodologies. Capable of managing cross-office teams, driving delivery, and integrating diverse engineering practices across regions.

Highest-signal resume keywords

Python ProgrammingTechnical LeadershipAgile MethodologiesAI-Assisted EngineeringBilingual in English and Portuguese

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Hard Skills

Software EngineeringProduction Code WritingModular DesignReusable InterfacesContinuous DeliveryCode ReviewFeature DesignPerformance ReviewsTeam ManagementCodebase Migration

Soft Skills

Clear CommunicationFeedback DeliveryCross-Team CollaborationProblem SolvingTeam Building

Tools & Technologies

GAMSMOSEKAI ToolsAgent Workflows

Industry Keywords

Software DevelopmentHybrid Work ModelCross-Office CollaborationEngineering Best Practices

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Lead a new cross-office squad with experienced engineers based in Oxford and São Paulo.
Define ways of working, participate in selecting the initial team members, and contribute code from day one.
Write and review production code alongside the squad.
Co-design module boundaries and reusable interfaces with a senior technical authority.
Deliver new features and progressively migrate a Python codebase using GAMS and MOSEK to a modern architecture.
Design generic features for multiple regions.
Use AI tools to write, review, test, and analyze code, as well as help build agent workflows and tools.
Build the São Paulo team, define candidate profiles, and interview applicants.
Directly manage the São Paulo engineers, conducting 1:1s, performance reviews, and development feedback sessions.
Drive the squad’s delivery through sprints, daily stand-ups, retrospectives, and blocker removal.
Integrate Oxford and São Paulo as a single squad, distributing work by module and area of expertise.
Make the most of the daily overlap between Oxford and São Paulo and document decisions in writing.
Work with other squad leads and escalate cross-cutting architecture decisions to the senior technical authority.

Requirements

What you’ll need

5+ years of professional software engineering experience, writing production code.
Proven technical leadership within a team: you have led technical work and made design decisions.
Strong Python skills (the codebase’s primary language).
Solid software engineering fundamentals: clean modular design, reusable interfaces, and good judgment when incrementally decomposing a complex codebase.
Hands-on experience with Agile / Continuous Delivery, ideally having helped improve a team’s delivery maturity.
Clear and direct communication: comfortable raising issues early, giving honest feedback, and working across teams and offices.
Hands-on experience with AI-assisted engineering and a perspective on where it genuinely adds value.
Professional fluency in English and Portuguese. English is the primary working language across both offices.
Availability to work in a hybrid model, three days per week from our São Paulo office (Paraíso area, Brigadeiro station).

Benefits

Comp & perks

A fun, informal, and international work culture
A competitive salary package
Access to regular coaching and mentoring sessions, with the opportunity to learn from experienced professionals
Access to the Aurora Academy, our training program offering a range of opportunities to develop your skills within your role and the broader industry context
A hybrid model combining remote and in-office work
Flexible start and finish times