Clear all

Jobiba hiring network

Lead Senior Python Developer Jobs

10,000 active opportunities · Updated for October 2026

Fresh results

10 shown

Explore current lead senior python developer jobs. Use filters to narrow by work mode, employment type, experience and date posted.

G
1mo ago

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure software faster. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact. GitLab is where careers accelerate, innovation flourishes, and every voice is valued. Our high-performance culture is driven by our values and continuous knowledge exchange, enabling our team members to reach their full potential while collaborating with industry leaders to solve complex problems. Co-create the future with us as we build technology that transforms how the world develops software. * Fortune 500® is a registered trademark of Fortune Media IP Limited, used under license. Claim based on GitLab data. Fortune 100 refers to the top 20% ranked companies in the 2025 Fortune 500 list, published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab. An overview of this role The Trusted Agentic Development team sits within GitLab's Developer Experience group and builds the platforms our own engineers rely on every day. GitLab engineers increasingly build software with artificial intelligence (AI) agents. Agents generate code and tests in seconds, so speed is no longer the constraint. Confidence is. Agents can produce a passing test suite for software that doesn't work as intended, and a reviewer may not be able to tell the difference without redoing the work by hand. As Engineering Manager, Trusted Agentic Development, you'll build and lead the team that closes this gap. You'

REMOTEgitrestai
View job →
C
Cohere
📍 San Francisco• Full-time• $320K – $385K/yr
1mo ago

Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work is instrumental to the widespread adoption of AI and we are looking for folks that want to be part of that. We obsess over what we build. Each one of us is responsible for contributing to increasing the capabilities of our models and the value they drive for our customers. Cohere is a team of researchers, engineers, designers, and more, who are all passionate about their craft. We are a global technology company headquartered in Toronto with key offices in London, New York City, San Francisco, Montreal, Paris, Berlin and Seoul. Join us! As a Manager of Security Engineering, your key responsibilities include: Serve as trusted advisor to team’s leadership and partner teams by clearly articulating business risks associated with security issues Execute the long-term vision for the Security team in alignment with Cohere’s product and business goals. Collaborate closely with leadership to prioritize high-impact initiatives and strategic customer engagements. Vulnerability Management: Develop and implement enterprise-wide vulnerability management processes and tooling, including identification, prioritization, remediation tracking, and reporting, including customer artifacts Static Application Security Testing (SAST): Establish SAST programs, integrate tools into CI/CD pipelines, and analyze results to identify and remediate security flaws in source code Dynamic Application Security Testing (DAST): Implement DAST methodologies, configure scanning tools, and conduct regular assessments of running applications Penetration Testing: Lead and oversee internal and external penetration testing engagements, including web application, API, network and agentic AI platform inclu

pythonawsazure
View job →
C
Cohere
📍 Ottawa• Full-time• Remote• C$200K – C$245K/yr
1mo ago

Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work is instrumental to the widespread adoption of AI and we are looking for folks that want to be part of that. We obsess over what we build. Each one of us is responsible for contributing to increasing the capabilities of our models and the value they drive for our customers. Cohere is a team of researchers, engineers, designers, and more, who are all passionate about their craft. We are a global technology company headquartered in Toronto with key offices in London, New York City, San Francisco, Montreal, Paris, Berlin and Seoul. Join us! Why This Role? We're seeking an experienced Program Manager to join Cohere's customer-facing Program Management team, with a focus on Canadian public sector and defence accounts. This is a highly specialized role requiring an individual who understands technical program delivery, the technical complexity of frontier AI models and the unique requirements of government and defence organizations. You will be the critical bridge between our cutting-edge AI capabilities and the specific needs of Canadian federal departments, provincial agencies, Crown corporations, and defence organizations. You'll navigate complex procurement processes, stringent security requirements, data sovereignty concerns, and regulatory compliance while ensuring our customers successfully deploy and scale our AI solutions. In this role, you'll collaborate with our Strategic Customer team, Applied ML (AML) Engineering, Forward Deployed Engineering (FDE), Platform, Product, and Go-to-Market teams, serving as the technical program lead and trusted advisor for our most sensitive and high-impact government engagements. Location: Ottawa required Security Clearance:

REMOTEawsazureai
View job →
C
Cohere
📍 San Francisco• Full-time• $330K – $400K/yr
1mo ago

Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work is instrumental to the widespread adoption of AI and we are looking for folks that want to be part of that. We obsess over what we build. Each one of us is responsible for contributing to increasing the capabilities of our models and the value they drive for our customers. Cohere is a team of researchers, engineers, designers, and more, who are all passionate about their craft. We are a global technology company headquartered in Toronto with key offices in London, New York City, San Francisco, Montreal, Paris, Berlin and Seoul. Join us! Why this team? The GPU Clusters team builds and operates the superclusters that train Cohere’s frontier models. We sit at the intersection of hardware, distributed systems, and AI research. We work with cloud providers, researchers, and other infrastructure teams on problems few companies get to take on. As an Engineering Manager, you’ll lead a team of engineers who care deeply about GPU infrastructure. You’ll set technical direction, grow people, and help the company scale a rapidly growing compute footprint. As an Engineering Manager, you will: Hire, mentor, and grow a team of GPU infrastructure engineers , including performance, career development, and technical guidance on hard infrastructure problems Own the technical roadmap for the fleet: how we deploy, operate, and scale Kubernetes clusters, including workload scheduling, hardware fault detection, and performance Partner with researchers and ML engineers so the training and inference stack works well on new GPU architectures Work with cross-functional stakeholders such as Capacity, Finance, Legal, Security, and other infrastructure teams on planning, cost, compliance, an

kubernetesaifinance
View job →
Y
YipitData
📍 Us Remote• Remote
1mo ago

About Us: YipitData is the leading market research and analytics firm for the disruptive economy and most recently raised $475M from The Carlyle Group at a valuation of over $1B. Every day, our proprietary technology analyzes billions of alternative data points to uncover actionable insights across sectors like software, AI, cloud, e-commerce, ridesharing, and payments. Our data and research teams transform raw data into strategic intelligence, delivering accurate, timely, and deeply contextualized analysis that our customers—ranging from the world’s top investment funds to Fortune 500 companies—depend on to drive high-stakes decisions. From sourcing and licensing novel datasets to rigorous analysis and expert narrative framing, our teams ensure clients get not just data, but clarity and confidence. We operate globally with offices in the US, APAC, and India. Our award-winning, people-centric culture—recognized by Inc. as a Best Workplace for three consecutive years—emphasizes transparency, ownership, and continuous mastery. What It’s Like to Work at YipitData: YipitData isn’t a place for coasting—it’s a launchpad for ambitious, impact-driven professionals. From day one, you’ll take the lead on meaningful work, accelerate your growth, and gain exposure that shapes careers. Why Top Talent Chooses YipitData: Ownership That Matters : You’ll lead high-impact projects with real business outcomes Rapid Growth : We compress years of learning into months Merit Over Titles : Trust and responsibility are earned through execution, not tenure Velocity with Purpose: We move fast, support each other, and aim high—always with purpose and intention If your ambition is matched by your work ethic—and you're hungry for a place where growth, impact, and ownership are the norm—YipitData might be the opportunity you’ve been waiting for. Growth Product Manager About This Role We’re hiring a Growth Product Manager to build a product-led growth motion for YipitAgent, our company's latest fl

REMOTEaiSEO
View job →
F
Flexport
📍 Dallas Warehouse• $64.8K – $89.1K/yr
1mo ago

About Flexport: At Flexport, we believe global trade can move the human race forward. That’s why it’s our mission to make global commerce so easy there will be more of it. We’re shaping the future of a $10T industry with solutions powered by innovative technology and exceptional people. Today, companies of all sizes—from emerging brands to Fortune 500s—use Flexport technology to move more than $19B of merchandise across 112 countries a year. The recent global supply chain crisis has put Flexport center stage as we continue to play a pivotal role in how goods move around the world. We are proud to have the support of the best investors in the game who believe in our mission, solutions and people. Ready to tackle global challenges that impact business, society, and the environment? Come join us. About the Role: As an Onsite Customer Support Manager, you are obsessed with customer success and operational excellence. You are committed to a customer-first approach and excel at building strong relationships with both support teams and operations partners. You are the specialist in your business segment, deeply understanding both Flexport's capabilities and the customer's business — enabling you to drive improvements across the network and lead your team to excellence. Location & Travel: This role requires onsite attendance 5 days a week within your assigned market. Managers may be responsible for one or multiple fulfillment center sites within their market, depending on team structure and business need. Minimal travel required. Occasional travel between sites in your market, or to other Flexport locations for training, leadership meetings, or team support, but frequent travel is not a standard expectation of this role. You will: Track and analyze performance metrics across your site(s), developing and implementing performance improvement strategies Set and manage ramp plans for team performance, ensuring consistent growth and development Buil

Excelproject managementauditing
View job →
R
Reformation
📍 New York• $70K – $125K/yr
1mo ago

Who we are: Since 2009, we've been on a mission to bring sustainable fashion to everyone. Named one of Fast Company’s Brands That Matter and winning a Best Carbon Footprint award, we have big goals like being Climate Positive by 2025 , Circular by 2030 , and pushing the whole industry forward along the way. Our work has gotten love in Drapers and Sourcing Journal , and TIME wrote about how great our CEO, Hali Borenstein, is. Basically, we're saving the Earth and looking damn good doing it. We're a global brand with 50+ stores (and counting) around the world, and our own sustainable factory in LA . We innovate across categories like accessories , swimwear , and sleepwear , and we reach millions of people with campaigns like this , this and this . None of this work is possible without the incredible people behind it. We're a mission-based company that invests in an inclusive culture, so we can innovate together and ensure everyone has the space to grow, thrive, and belong. And starting right now, we want to do all that with you. Work Schedule/ Location: Available to work a minimum of 40 hours per week Daily open availability across a full 7 day work week Able to work flexible schedule (days, nights, weekends, & holidays if required to meet the needs of the business) Store Manager: No position at Reformation is about the status quo, every team member is passionate about building a company rooted in excellence. Obsessed with customers and sustainability we use tech to create a unique interaction between our customers, employees, and the Reformation brand. The Store Manager will lead and execute all efforts required to achieve individual store goals. Reporting to the Regional Director, essential responsibilities include but are not limited to: What You’ll Do: Measure and Monitor sales performance taking action to improve business performance when needed. Ownership of operational execution of store to achieve necessary revenue targets while balancing budget and

Opportunity Overview: We are seeking a Clinical Quality and Training Specialist to join our Training and Quality team. In this role, you will implement clinical quality measurements, scoring, and performance improvement data designed to improve operational efficiency while exceeding industry standards for quality performance and clinical guidance. You will apply subject-matter expertise to guide and support the training and quality needs of Clinical Operations. This includes building the success of the company through clinical training and development. With a solid foundation in quality analysis, feedback, instructing/coaching; you are expected to be flexible and nimble in your role to manage short- and long-term projects as well as dealing with day-to-day QA tasks. Cohere culture is one of partnership and ownership. What you’ll do: Audit Individual Operations team members on Clinical decisions against clinical guidelines Translate QA findings into clear insights and recommendations for operational leaders and cross-functional partners. Develop and deploy structured coaching sessions based on audit findings to improve accuracy, decision-making, and skill development. Create and ensure accuracy of SOPs, job aids, workflow guides, and new product readiness materials. Facilitate onboarding and ongoing upskilling sessions for Clinical teams using adult learning principles and SME feedback. Lead QA/Training side of project implementations by operationalizing workflow changes, quality expectations, and training updates into the business. Partner with Product, Clinical, Client Services, and Operations to validate workflow changes and identify potential quality or compliance risks. Support change management by communicating process updates and aligning QA expectations across impacted teams. Serve as a subject matter expert and advisor to frontline leaders on quality trends, training needs, and operational readiness. Manage multiple concurrent priorities with independence, o

T
Twilio
📍 United States• Remote
1mo ago

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join us as our next Principal Presales Engineer on Twilio’s ISV team! About the job This position is needed to enable our customers to build the future of communications. The Principal Presales Engineer is a critical part of the sales team focused on our ISV segment. Twilio’s Principal Presales Engineers are responsible for delivering the Technical Win and best Product Fit to our customers. They lead the technical pre-sales relationship, drive technical discovery, propose technical architectures, demonstrate the product, anticipate concerns and offer creative solutions. They build customer trust in Twilio’s solutions. Principal Presales Engineers should be comfortable engaging a CEO or sketching out an API flow on a whiteboard with customer software engineers. As a Principal Presales Engineer you will be fully autonomous. You will be capable of driving the technical side of all but the most complex opportunities independently. Furthermore, you will pr

REMOTEazureartificial intelligenceai
View job →
S
Stripe
📍 New York• Full-time
1mo ago

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important work of your career. About the team Stripe is building the economic engine for AI – and it’s working. Today, 88% of the Forbes AI 50 are building on Stripe (and most of the remaining 12% are pre-monetization). The AI GTM team is focused on helping AI-native businesses monetize and scale. We're in a unique position—partnering with the world's most ambitious AI companies (like OpenAI, Anthropic, ElevenLabs, and NVIDIA) to help them grow. This is one of the fastest growing parts of the business, and we need more great people to help us continue to accelerate. What you'll do As a Sales Manager on the AI GTM team at Stripe, you will leverage your sales leadership and product expertise to drive growth through new and existing strategic AI customers. Reporting to the Chief Revenue Officer of AI, you will lead a team of Account Executives responsible for expanding Stripe's relationship with some of the most important AI companies in the world—across payments, billing, and beyond. You will be instrumental in leading in-depth product discussions with customers, developing consultative and solution-based sales strategies, and building deep knowledge of the AI industry and its unique monetization challenges. You will collaborate closely with Product, Marketing, Product Marketing, and User Operations teams to develop and execute against our go-to-market strategy. Responsibilities Develop the long-term vision for a growing AI GTM team and scale day-to-day operations. Lead and mana

aigorust
View job →
🔔

Get new lead senior python developer jobs by email

Daily job updates · Unsubscribe anytime