Full-Time

Lead Software Engineer

CDI Paris, Theodo

Updated on 9/4/2026

Theodo

Theodo

501-1,000 employees

Web development and agile PHP Symfony refactoring

No salary listed

Paris, France

Hybrid

Category
Software Engineering (1)
Required Skills
LLM
Kubernetes
Docker
DevOps

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Requirements
  • Four to eight years of development experience.
  • Strong command of web architectures, including front end, back end, databases, infrastructure, and deployment.
  • Strong command of DevOps practices, including Docker and Kubernetes.
  • Ability to design scalable architectures, make appropriate technical decisions, and guarantee a high level of code quality.
  • Experience coaching and supporting developers while remaining connected to technology through technical research, coding, and pair programming.
  • Orientation toward value creation and understanding of the client's business challenges.
Responsibilities
  • Design and develop useful, performant, and sustainable digital products for clients and their users.
  • Guarantee project delivery and quality by structuring delivery around clear standards.
  • Design scalable and resilient architectures using clear, shared architecture diagrams.
  • Write precise specifications that enable bug-free feature development.
  • Establish a quality strategy based on Clean Code, automated testing, and code reviews.
  • Ensure a structured work environment using 5S principles for organization, clarity, and efficiency.
  • Accelerate development through the deployment of artificial intelligence agents.
  • Participate in project routines, including backlog refinement, daily meetings, and ceremonies, while ensuring ongoing client satisfaction.
  • Explain and defend technical choices to build trust and align stakeholders.
  • Establish an efficient and structured work environment for the project team.
  • Implement problem-solving loops through Daily Problem Solving.
  • Create the conditions for the team to use large language models and improve daily productivity.
  • Analyze defects in depth at their source to improve team knowledge through Dantotsu.
  • Train and support the team through pair programming, code reviews, and training.

Theodo is a web development team that builds and refactors web applications using Symfony, Angular/React, and Python. They focus on delivering business-ready web products quickly by agilely rewriting existing PHP code and turning it into scalable Symfony-based solutions. Their approach combines expert technical skills with an agile Scrum process, allowing rapid delivery from startups to multinationals. Unlike firms that only code, Theodo emphasizes transforming legacy systems in short sprints and coordinating multiple expert teams to meet timelines and budget. Theodo’s goal is to help clients solve business problems by delivering reliable, high-quality web applications in record time.

Company Size

501-1,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Paris, France

Founded

2007

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Simplify Jobs

Simplify's Take

What believers are saying

  • Revelio Labs shows headcount rose to 429 by March 2026, up 29% since 2023.
  • Active job postings reached 145 in 2026, signaling strong demand and revenue momentum.
  • Theodo still hires across Paris, London, Lyon, and Cape Town, supporting geographic expansion.

What critics are saying

  • Public evidence shows no major proprietary software moat; services remain people-heavy and replaceable.
  • Competitive hiring is broadening across Paris, London, Casablanca, Cape Town, increasing execution complexity.
  • If AI modernization demand slows in 2027, Theodo's consulting revenue faces immediate pressure.

What makes Theodo unique

  • Theodo's 2026 jobs list spans FinTech, HealthTech, GovTech, Cloud, and AI modernization.
  • Theodo blends product management and engineering, unlike pure body shops or freelancers.
  • Theodo still markets agile delivery and scalable learning through founder Fabrice Bernhard's 2026 talks.

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Benefits

Health Insurance

Paid Vacation

Gym Membership

Company Equity

Profit Sharing

Meal Benefits

Training Programs

Growth & Insights and Company News

Headcount

6 month growth

42%

1 year growth

42%

2 year growth

42%
ISAI
Mar 9th, 2022
Theodo expanded offices to Lyon, France on Jan 1st 21'.

Spanning across three continents, the Group has also expanded locally with the opening of two new offices in Lyon and Nantes in 2021.