IT - Software Development Jobs

Join Meta in Dublin as a Production Engineer, the backbone of our global infrastructure. You'll ensure reliability and scalability for billions of users across products like Instagram and WhatsApp. This role requires 4+ years coding in Python, C++, or Java and debugging complex production systems...

Join Meta's Production Services Automation Team as a Fullstack Production Network Engineer. Design and build critical tools to automate and scale one of the world's largest networks in Menlo Park. Utilize your 7+ years of experience in fullstack development (React, PHP, Python) to drive infrastru...

Join Meta's SuperIntelligence Labs as an AI Research Scientist focused on Personalization. You will enhance LLM responses through post-training, synthetic data, and reinforcement learning. This role requires a PhD and expertise in PyTorch, LLMs, and complex problem-solving. Based in Menlo Park, t...

Join Meta as a Production Engineer in London. Develop the core infrastructure powering Instagram, WhatsApp, and AI services for billions of users. Write high-quality code, solve complex live production challenges, and ensure unparalleled reliability. Requires experience with *nix systems, coding ...

Shape the future of advanced hardware quality as an AI Engineer at Reality Labs. Develop agentic AI frameworks and tools in Python/PyTorch to autonomously assess and enhance product reliability. This Los Angeles role requires 3+ years of experience fine-tuning AI models and building data-driven s...

Join Meta's i3E team as a Security Engineer in Bellevue. Proactively hunt complex account threats, scams, and security abuses impacting billions of users. Leverage 5+ years of experience, Python/PHP, and data analysis to lead investigations and implement scalable protections. Bonus, equity, and b...

Join Meta as an Embedded Software Engineer in Burlingame. Design and optimize firmware for cutting-edge AR/VR devices, focusing on real-time audio and low-level systems. Collaborate cross-functionally to solve complex problems in a world-class environment. Competitive salary, bonus, equity, and b...

Join Meta in Zurich as a Language Research Scientist. Focus on LLM agents and post-training, applying reinforcement learning (RL) to enhance model performance and safety. This role requires a PhD candidate with strong Python skills and RL algorithm expertise. Collaborate cross-functionally to dep...

Join Meta Reality Labs as an Electrical Engineer to design and prototype cutting-edge electrical systems for AR/MR and new technologies. You will need 6+ years of experience in hardware engineering, proficiency in tools like Altium, and expertise in areas like PCB design or mobile SoCs. This role...

Join Meta's pioneering robotics team in Redmond to shape the future of AGI and intelligent systems. We seek a Software Engineer with 5+ years in robotics, AI, and proficiency in Python/C++ and PyTorch/TensorFlow. You will implement cutting-edge AI models on real hardware, publishing impactful res...

Lead product strategy and execution at Meta in Sunnyvale. Leverage 5+ years of experience to define vision, drive roadmaps, and manage cross-functional teams. Enjoy a fast-paced environment with equity, bonus, and comprehensive benefits.

Join Meta's Infrastructure Capacity Planning team as a Principal Software Engineer. Architect and build large-scale automation frameworks to unify data and streamline our global supply chain. Leverage your 8+ years of experience to drive cross-functional projects and integrate GenAI solutions. Th...

Lead AI infrastructure projects at Meta as a Software Engineer in AI SysML. Apply your deep learning and ML systems expertise to solve critical web-scale challenges. This technical leadership role offers bonus, equity, and benefits in Sunnyvale. Drive industry-wide impact with a cross-functional ...

Join Meta's Capacity Engineering team to optimize global infrastructure performance and planning. You'll develop software and mathematical models to manage billions in investments across all products and services. This role requires expertise in distributed systems and coding, offering bonus, equ...

Seeking an entrepreneurial Product Manager with 8+ years of experience and Machine Learning expertise. You will drive the vision and roadmap for AI/ML products at Meta, leading cross-functional teams in Bellevue. This role offers bonus, equity, and benefits for a data-driven leader passionate abo...

Join Meta's Applied Research team as a PhD Research Scientist Intern. Develop novel generative AI algorithms and advance state-of-the-art deep learning, computer vision, or NLP. This 12-24 week internship in Bellevue offers the chance to publish research and impact products at an unprecedented sc...

Join Meta Reality Labs as a Research Scientist Intern in Redmond. Focus on computational photography, computer vision, and full-stack system optimization. Ideal candidates are PhD students with strong coding skills and expertise in CV, deep learning, and computational imaging. This 12-24 week int...

Join Meta's Industrial Design team in Seattle as a Softgoods Designer. You will design and prototype innovative softgoods for VR, AR, and wearable devices. The role requires expertise in 3D CAD, textiles, and prototyping to solve ergonomic challenges. We offer a competitive package including bonu...

Join Meta's Audio Algorithms team in Redmond to develop cutting-edge audio processing for products like Oculus and Ray-Ban Meta smart glasses. Research and implement advanced speech algorithms and ML models for wearable platforms. Requires a PhD and experience in C++/Python for embedded audio sys...

Join Meta Security as a Detection & Response Intern in London for Summer 2026. Gain hands-on experience in incident response, threat intelligence, and automation using Python/SQL. Analyze threats across Windows, MacOS, and Linux to protect Meta's global infrastructure. This role requires a Comput...