CrawlJobs Logo

Filters

Location
Salary

Senior Software Engineer - Backend France Jobs

24 Job Offers

Senior Software Engineer
Save Icon
Senior Software Engineer sought to lead backend development for the Patient Online Booking feature, impacting 90 million patients in France’s top healthcare app. You will drive technical vision, enhance Java and Ruby on Rails performance, and champion AI-augmented engineering. Based in Paris, thi...
Location Icon
Location
France , Paris
Salary Icon
Salary
Not provided
doctolib.fr Logo
Doctolib
Expiration Date
Until further notice
Senior Software Engineer (Agentic AI) - Python
Save Icon
Join Doctolib in Paris as a Senior Software Engineer in Agentic AI. Develop a transformative AI Health Companion using Python, focusing on production-grade agentic systems, safety, and evaluation. You'll need 4+ years of experience, a product mindset, and expertise in SDLC best practices. Enjoy t...
Location Icon
Location
France , Paris
Salary Icon
Salary
Not provided
doctolib.fr Logo
Doctolib
Expiration Date
Until further notice
Senior Software Engineer Scientific Engine (Python)
Save Icon
Join our Paris team as a Senior Software Engineer. You will lead the Python scientific engine, mentor junior developers, and optimize code within a microservices architecture. We seek an expert with strong Python skills, a solid engineering background, and fluency in English/French. Enjoy a colla...
Location Icon
Location
France , Paris
Salary Icon
Salary
Not provided
descartesunderwriting.com Logo
Descartes Underwriting
Expiration Date
Until further notice
Senior Software Engineer (Supplier Data Manager)
Save Icon
Join Akeneo as a Senior Software Engineer for the Supplier Data Manager product. You will scale this critical AI-driven data pipeline, using your deep Python or PHP expertise. Enjoy a flexible remote/hybrid role from Paris, London, or Nantes, with significant benefits and a customer-centric, coll...
Location Icon
Location
France; United Kingdom , Paris; London; Nantes
Salary Icon
Salary
Not provided
akeneo.com Logo
Akeneo
Expiration Date
Until further notice
Senior Software Engineer (Fullstack) - React/Java
Save Icon
Join Doctolib as a Senior Fullstack Engineer in Levallois-Perret. Develop high-impact healthcare solutions using React and Java/Kotlin in a collaborative, feature-driven team. We value code quality, a user-first mindset, and offer extensive benefits including health insurance and remote work flex...
Location Icon
Location
France , Levallois-Perret
Salary Icon
Salary
Not provided
doctolib.fr Logo
Doctolib
Expiration Date
Until further notice
Senior Software Engineer
Save Icon
Join Airbus Helicopters as a Senior Software Engineer in Marignane. Develop safety-critical embedded software for military mission avionics, ensuring compliance with DO-178 standards. Utilize your expertise in real-time systems, DevOps, and the full V-model lifecycle. A proactive mindset for proc...
Location Icon
Location
France , Marignane
Salary Icon
Salary
Not provided
airbus.com Logo
Airbus
Expiration Date
Until further notice
Senior Embedded Software Development Engineer – Air-Ground Datalink Systems
Save Icon
Join Airbus in Toulouse as a Senior Embedded Software Engineer for Air-Ground Datalink Systems. You will design and develop DO-178C certified, real-time embedded software in C, focusing on ATN/ACARS protocols and ASN.1. This role requires deep avionics datalink expertise and offers a comprehensiv...
Location Icon
Location
France , Toulouse
Salary Icon
Salary
Not provided
airbus.com Logo
Airbus
Expiration Date
Until further notice
Senior Software Engineer - Data Platform
Save Icon
Location Icon
Location
France , Paris
Salary Icon
Salary
Not provided
vibe.co Logo
Vibe
Expiration Date
Until further notice
Senior Embedded Software Architect for Vehicle & Engine Management System
Save Icon
Join Airbus Helicopters in Marignane as a Senior Embedded Software Architect for Vehicle Management Systems. You will design and develop certified embedded real-time software (C, SCADE) for helicopter avionics, ensuring DO-178 compliance. This role requires over 6 years' experience, strong system...
Location Icon
Location
France , Marignane
Salary Icon
Salary
Not provided
airbus.com Logo
Airbus
Expiration Date
Until further notice
Senior Software Engineer
Save Icon
Join our new OpenGRC team as a Senior Full Stack Engineer in France. Build a scalable SaaS/On-Prem product from scratch using React, TypeScript, and Node.js. This high-impact role involves architectural design, rapid MVP iteration, and engaging with the open-source community. Enjoy competitive pa...
Location Icon
Location
France
Salary Icon
Salary
Not provided
filigran.io Logo
Filigran
Expiration Date
Until further notice
Senior Software Engineer – OpenCTI
Save Icon
Join the OpenCTI team as a Senior Software Engineer in France. Shape the core of our open-source cybersecurity platform using Node.js, TypeScript, React, and GraphQL. Enjoy a remote-first role with competitive pay, equity, and full autonomy to drive features from design to delivery.
Location Icon
Location
France
Salary Icon
Salary
Not provided
filigran.io Logo
Filigran
Expiration Date
Until further notice
Senior Software Engineer
Save Icon
Join OpenAEV as a Senior Software Engineer and shape our open-source platform's core. You'll leverage Spring, Java, React, and PostgreSQL to build impactful features in a remote, async environment. Enjoy competitive pay, equity, and full autonomy while mentoring engineers and tackling technical d...
Location Icon
Location
France
Salary Icon
Salary
Not provided
filigran.io Logo
Filigran
Expiration Date
Until further notice
Senior Software Engineer
Save Icon
Join our new XTM One team as a Senior Full Stack Engineer. Shape a state-of-the-art, scalable AI platform using TypeScript and Python in a remote-first role based in France. This high-impact position offers competitive pay, equity, and flexible work while you build a core SaaS/On-Premise product.
Location Icon
Location
France
Salary Icon
Salary
Not provided
filigran.io Logo
Filigran
Expiration Date
Until further notice
Senior Software Engineer - Integration (Python)
Save Icon
Join our Integration Engineering team as a Senior Software Engineer. Design and deliver robust Python integration solutions for our core platforms, OpenBAS and OpenCTI. Work remotely from France in an async-first environment, ensuring seamless system interoperability. Enjoy competitive pay, equit...
Location Icon
Location
France
Salary Icon
Salary
Not provided
filigran.io Logo
Filigran
Expiration Date
Until further notice
Senior Frontend Software Engineer
Save Icon
Location Icon
Location
France , Paris
Salary Icon
Salary
60000.00 - 90000.00 EUR / Year
pro.bsport.io Logo
Bsport
Expiration Date
Until further notice
Senior Software Engineer - E-commerce
Save Icon
Join Ledger's core web engineering team in Paris as a Senior Software Engineer. You will own the end-to-end e-commerce experience on ledger.com, focusing on Web 3 technologies. We seek a craftsman with 5+ years of enterprise experience, skilled in TDD, pairing, and Clean Code. Enjoy flexible remo...
Location Icon
Location
France , Paris
Salary Icon
Salary
Not provided
https://www.ledger.com Logo
Ledger
Expiration Date
Until further notice
Senior Power Systems Software Engineer
Save Icon
Join a high-level R&D team in Paris as a Senior Power Systems Software Engineer. Design and develop innovative energy sector solutions using Java, Python, and C++. We seek an expert with strong algorithm design skills and knowledge of Kubernetes/DevOps. Enjoy flexible hours and a central office l...
Location Icon
Location
France , Paris
Salary Icon
Salary
Not provided
artelys.com Logo
Artelys
Expiration Date
Until further notice
Intermediate / Senior Software Engineer Scientific Engine (Python)
Save Icon
Join our Paris team as a Senior Software Engineer. You will develop and optimize our Python scientific engine, mentor junior engineers, and collaborate with business teams. We seek a Python expert with 3+ years' experience, strong communication in English/French, and knowledge of microservices an...
Location Icon
Location
France , Paris
Salary Icon
Salary
Not provided
descartesunderwriting.com Logo
Descartes Underwriting
Expiration Date
Until further notice
Senior Software Engineer
Save Icon
Join our Data Platform team in Paris as a Senior Software Engineer. Design and optimize critical data pipelines using Java and TypeScript. Work with Kafka, Spark, and cloud services to power medical monitoring systems. Enjoy benefits like healthcare, stock options, and a vibrant team culture.
Location Icon
Location
France , Paris
Salary Icon
Salary
55000.00 - 60000.00 EUR / Year
implicity.com Logo
Implicity
Expiration Date
Until further notice
Senior Software Engineer Java
Save Icon
Join Mirakl Labs as a Senior Java Engineer in France. Design and deploy features across the full stack using Java, Spring, and distributed architectures. Exercise technical leadership, mentor developers, and influence key architectural decisions. Enjoy a hybrid/remote role with full product owner...
Location Icon
Location
France , Paris; Bordeaux; remote from mainland France
Salary Icon
Salary
Not provided
mirakl.com Logo
Mirakl
Expiration Date
Until further notice
Previous 1 2 Next

About the Senior Software Engineer - Backend role

Explore a world of opportunity in Senior Software Engineer (Backend) jobs, a pivotal role at the heart of modern technology companies. Senior Backend Engineers are the architects of the server-side logic, databases, and application programming interfaces (APIs) that power web and mobile applications, ensuring they are robust, scalable, and performant. This profession involves translating complex business requirements into elegant technical solutions that serve millions of users reliably.

Professionals in these roles typically bear a wide range of responsibilities centered on system design, development, and leadership. A core duty is designing, building, and maintaining backend services and APIs, often within a microservices architecture. This includes writing clean, efficient, and well-documented code in languages such as Java, Python, C#, Go, or Kotlin. They are responsible for data modeling and working extensively with relational databases (like PostgreSQL or MySQL) and often NoSQL systems, optimizing queries for performance. Ensuring system reliability is paramount; senior engineers implement monitoring, logging, and alerting solutions to proactively identify and mitigate issues. They champion engineering best practices, including automated testing, continuous integration/deployment (CI/CD), and thorough code reviews. Beyond hands-on coding, a senior engineer mentors junior team members, contributes to strategic technical decisions and architecture reviews, and collaborates closely with cross-functional partners in product management, design, and quality assurance to deliver user-centric features from conception to deployment.

The typical skills and requirements for Senior Backend Engineer jobs are both technical and interpersonal. Candidates generally possess 5+ years of professional backend development experience, with a deep understanding of software development life cycles, design patterns, and data structures. Expertise in building and scaling distributed systems is essential, as is proficiency with cloud platforms like AWS, Azure, or GCP. A strong grasp of API design (REST, GraphQL) and containerization technologies (Docker, Kubernetes) is highly valued. Equally important are the soft skills: excellent problem-solving abilities, effective communication for collaborating across teams, and a proactive mindset for driving projects autonomously. A passion for continuous learning, mentoring others, and advocating for technical excellence rounds out the profile for these critical roles.

If you are an experienced developer seeking to leverage your deep technical expertise to build foundational systems that drive business impact, exploring Senior Software Engineer (Backend) jobs is your next step. This career path offers the challenge of solving complex problems at scale and the opportunity to lead technical initiatives that shape the digital experiences of users globally. Discover roles where you can architect the future, one service at a time.