6413 English-speaking jobs in Île-de-France

Senior Backend Developer will contribute to architecture decisions, develop and maintain scalable features, and participate in code reviews. Responsibilities include deploying, monitoring, debugging, and optimizing services. Proficiency in Python or other high-level languages, software engineering fundamentals, and experience with relational databases are required.

Citadel Securities seeks a C++ Software Engineer to design, build, and maintain high-performance trading systems. Responsibilities include solving complex problems, optimizing for latency and throughput, and collaborating with traders and engineers. Candidates should have deep C++ experience, a strong grasp of multithreading and distributed systems, and excellent communication skills.

Manage information systems, applications, and configurations. Develop and execute testing strategies, coordinate testers, and resolve incidents. Provide user support, create manuals, and conduct training.

Senior Software Engineer to develop a secure, scalable video-intelligence platform for European Special Forces and Intelligence agencies. Design and implement embedded services, integrate AI models, and ensure software reliability. 5+ years of software engineering experience with Python, video frameworks, and embedded Linux environments required.

Lead a dynamic team delivering real estate solutions across Europe. Manage strategic initiatives, foster client relationships, and provide holistic program management for real estate deliveries.

This role is a prominent position within Asset Management's flagship Market Insights team. The Global Market Strategist will contribute to research efforts, disseminate market and economic views to clients, media, and internal partners, and present to clients on global economic and financial market outlooks.

BMC Helix Consultant / Solution Architect will design, implement, and enhance BMC Helix solutions for clients. Requires 5+ years of experience in a consulting or solution architect role focused on BMC Helix and a Bachelor's degree in a related field.

Develop, configure, and maintain applications on the BMC Helix platform. Collaborate with business analysts to translate requirements into functional solutions. Customize Helix functionalities and conduct testing and debugging.

Fullstack Blockchain Developer needed to build frontends (React/Next.js) and backend services (Node.js/TypeScript) for a CLOB-as-a-Service platform. Collaborate with smart contract engineers to integrate protocol mechanics with user-facing tools. Must have solid full-stack Web3 development experience, DeFi knowledge, and expertise in React, TypeScript, and EVM contracts.

Technician to support the assembly and production of quantum processing units (QPUs). Responsibilities include wiring, assembly, rework, PCB design, testing, and workshop operations.

Lead sourcing strategies, supplier negotiations, and contract management for Battery Energy Storage Systems (BESS) projects across a growing European portfolio.

Senior Backend Software Engineer to join the Voice Squad, responsible for the core technical services of our CCaaS telephony platform. Requires 10+ years of software development experience, 5+ years in Java, experience with relational databases (PostgreSQL preferred), and VoIP protocols (SIP, SRTP, WebRTC).

Lead a squad of engineers in the development of scalable, high-performing applications using Java, Kotlin, and Angular. Collaborate with product owners and apply best practices to meet complex technical and business requirements. Contribute to back-end microservices, front-end development, and containerized deployments. Mentor team members and maintain a strong engineering culture.

Senior Backend Software Engineer will join the Routing Squad to design, build, and maintain the routing engine for Diabolocom's platform. The role requires 10+ years of software development experience, at least 5+ years in Java, and experience with relational databases (PostgreSQL preferred).

Senior Project Manager to lead and manage Microsoft Dynamics 365 projects, including implementations, customizations, and migrations. Responsibilities include project management, business analysis, configuration, data migration, training, and support. Requires experience with D365 Sales, Service, and CCAS, project management methodologies, and strong communication skills.

Middleware and File transfer Engineer will redesign file transfer platforms, administer existing middleware tools, and develop automated processes. Expertise in Axway, BO, MQseries, and IBM Sterling Connect-Express is required.

Application Engineer / Ingénieur Applications CAO Electronique / PLM will manage projects, conduct workshops and trainings for customers, and configure ZUKEN solutions.

The Director, Consulting Services Sales for Sustainability Industry (Transmission & Distribution) will build and maintain relationships with key buyers, generate leads, and support sales pursuits within assigned accounts. The ideal candidate will have a proven track record in consulting sales, excellent communication skills, and the ability to work independently and as part of a team.

Build low latency, scalable, and highly performant trading services in RUST including Order Management Systems (OMS), exchange gateways, and risk management systems. Enhance and maintain OMS functionality, ensuring efficient order execution, routing, and management in a high-frequency trading environment.

Supports the service delivery of WeWork IT & AV infrastructure. Works with a cross-functional team on escalations, monitors technology infrastructure availability, and engages vendors to ensure best-in-class support. Responsible for reporting technology costs and revenue, tracking Member NPS, and administering documentation. Educates Community Teams on IT troubleshooting practices and drives continuous improvement. Requires a Bachelor's degree in a relevant technical field or an associate degree and 2+ years of technical experience.