knowledge models, user experience, performance and stability. Be an energetic "self-starter" with the ability to take ownership and be accountable for deliverables. Use and give back to the opensource community. You will use : Go Cassandra Kafka Elasticsearch/OpenSearch Redis AWS Cloud What You'll Need : Degree in Computer Science (or commensurate experience in data structures More ❯
London, England, United Kingdom Hybrid / WFH Options
CrowdStrike Holdings, Inc
knowledge models, user experience, performance and stability. Be an energetic “self-starter” with the ability to take ownership and be accountable for deliverables. Use and give back to the opensource community. You will use : Go Cassandra Kafka Elasticsearch/OpenSearch Redis AWS Cloud What You’ll Need : Degree in Computer Science (or commensurate experience in data structures More ❯
Reading, England, United Kingdom Hybrid / WFH Options
CrowdStrike
knowledge models, user experience, performance and stability. Be an energetic “self-starter” with the ability to take ownership and be accountable for deliverables. Use and give back to the opensource community. You Will Use Go Cassandra Kafka Elasticsearch/OpenSearch Redis AWS Cloud What You’ll Need Degree in Computer Science (or commensurate experience in data structures More ❯
City of London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Mid-Level DevOps Engineer – Azure | SaaS, london (city of london) col-narrow-left Client: OpenSource Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: About the Company We're working More ❯
Cambridge, Cambridgeshire, United Kingdom Hybrid / WFH Options
Arm Limited
cloud technologies like AWS, Google Cloud and Azure Exposure to HPC applications like Flex based Licenses, EDA tools and jobs schedulers like LSF are desirable Solid understanding in building opensource tools like Python, GCC and LLVM in an Environment Module Skills and attitude on automating common repetitive tasks A suitable sense of ownership and responsibility in driving tasks to timely More ❯
Liverpool, Merseyside, North West, United Kingdom Hybrid / WFH Options
Hireful
core/C# - SQL dialects: MySQL, MSSQL, PostgreSQL - Familiarity with Redis, ElasticSearch, REST APIs - Experience with Windows-based development: services, tasks, web servers (e.g. IIS). - Magento or other open-source e-commerce platform integration experience - Sound knowledge of Software Architecture (Design patterns, refactoring, DDD, etc) - Integrating Ecommerce systems into other systems areas: WMS, Finance, ERP, payment, etc … but .Net core/C# is the main & any others that you can bring to the table – we can use! - Willingness to tinker, be curious & creative with AI & emerging opensource technology. If you have read this far – thank you! Please hit the apply now button or get in touch for a chat through the details. More ❯
Liverpool, Merseyside, North West, United Kingdom Hybrid / WFH Options
Hireful
core/C# - SQL dialects: MySQL, MSSQL, PostgreSQL - Familiarity with Redis, ElasticSearch, REST APIs - Experience with Windows-based development: services, tasks, web servers (e.g. IIS). - Magento or other open-source e-commerce platform integration experience - Sound knowledge of Software Architecture (Design patterns, refactoring, DDD, etc) - Integrating Ecommerce systems into other systems areas: WMS, Finance, ERP, payment, etc … but .Net core/C# is the main & any others that you can bring to the table – we can use! - Willingness to tinker, be curious & creative with AI & emerging opensource technology. If you have read this far – thank you! Please hit the apply now button or get in touch for a chat through the details. More ❯
London, England, United Kingdom Hybrid / WFH Options
Unleash
Unleash is the largest and fastest growing opensource feature flag company in the world. Feature flags enable engineering teams to ship software faster with less risk and have become an essential part of a modern DevOps playbook. The Unleash Feature Management platform is easy to use, fully featured and can be run in a customer’s own … with a small subset of users, turning features on or off and A/B testing alternatives to gain insights into what works best. Unleash is the top rated opensource solution for feature management on GitHub . We’re a remote first company across 10 countries, with a nordic culture based on trust, transparency and autonomy. About … the role: Are you passionate about helping developers be more productive? To allow teams to experiment on a daily basis? Do you want to work full-time building the open-source feature management service adopted from small startups to big world scale corporations? Responsibilities: Maintain and enhance a SaaS platform in AWS, with state of the art security More ❯
for a great Cloud Service Site Reliability Engineer to work on ClickHouse, the hottest analytic database on the planet. ClickHouse now has more contributors than ElasticSearch, previously the biggest open-source analytic project on GitHub. We're looking to hire even more.Altinity is a distributed company that values employees, open-source, and doing the right things … five shop! Enjoy the flexibility of working from literally wherever and whenever. Create a schedule that works for you and your family or lifestyle. Recharge your batteries with our open vacation policies. Cultural Diversity: We love that we get to work with passionate people from around the world. Currently, our team is made of professionals from 12 different countries … three times per year in locations across the globe. During non-pandemic times, of course! We also fund travel to conferences and encourage presentations as well as contributions to open-source communities. This is a full-time position and includes equity in the company. Altinity is venture-funded and financially stable. We are 100% remote. You may work More ❯
London, England, United Kingdom Hybrid / WFH Options
Deutsche Bank
meet business objectives. In RiskFinder, you will join a local team, collaborating with other teams in your area. You will have the chance to architect, design, and implement an open-source big data platform, enabling clients to produce, access, and analyze extensive datasets through our components and applications. You will be responsible for the platform engineering and migration … strategy for big data applications. The ideal candidate will have substantial hands-on experience with both on-premise and cloud-based ecosystems, Apache open-source projects, Kubernetes, and security protocols. This role demands a proactive senior individual capable of collaborating with global teams to address significant obstacles and facilitate large-scale migrations for critical applications. What we'll … architectures and designs for big data platforms within the Apache Hadoop ecosystem Implement and deploy big data solutions on-premises and in hybrid cloud environments Read, understand, and modify open-source code for bug fixes and upgrades Address and resolve major issues during application migration and contribute to platform engineering strategies Your skills and experience Bachelor's or More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
Canonical
at Canonical 4 months ago Be among the first 25 applicants Join to apply for the Product Manager - Cloud Native role at Canonical Canonical is a leading provider of opensource software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data … is founder led, profitable and growing. Canonical's product management team are technologists who have a passion for delivering products and solutions that help shape market demands while elevating opensource software everywhere. This is an application track for a product management position at Canonical on Cloud Native. Apply here if you excel at leadership, communication, and technical … vision, and believe you can drive product strategy for the business needs of tomorrow. We believe that opensource is transforming the way that enterprises solve their business needs. Although opensource has been around for thirty years, it is only now fundamental to every corner of the software landscape. Going forward we believe openMore ❯
London, England, United Kingdom Hybrid / WFH Options
Canonical
monitoring and observability stack, to make it easier to deploy and operate on Kubernetes. This is part of a broader initiative to deliver the world's best suite of opensource tools, where we provide deep integration and automation for best-of-breed opensource offerings that cover metrics, logging, telemetry, alerting, tracing and profiling. Our … for the end-users, and its administrators will enjoy smooth, lightweight Day 1 and Day 2 operations. We are excited to be improving the state of the art for opensource LMA and also to be expanding the integrations which make it very easy to use with a wide range of opensource solutions. The team … As part of the observability group, you will lead the development of the Logging, Monitoring and Alerting elements. This is an exciting opportunity for a software engineer passionate about opensource software, Linux, Kubernetes, and Observability. Build a rewarding, meaningful career working with the best and brightest people in technology at Canonical, the growing international software company behind More ❯
London, England, United Kingdom Hybrid / WFH Options
Canonical
applicants Join to apply for the Product Manager - Anbox role at Canonical Get AI-powered advice on this job and more exclusive features. Canonical is a leading provider of opensource software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data … is founder led, profitable and growing. Canonical's product management team are technologists who have a passion for delivering products and solutions that help shape market demands while elevating opensource software everywhere. This is an application track for a product management position at Canonical on Anbox Cloud. Apply here if you excel at leadership, communication, and technical … vision, and believe you can drive product strategy for the business needs of tomorrow. We believe that opensource is transforming the way that enterprises solve their business needs. Although opensource has been around for thirty years, it is only now fundamental to every corner of the software landscape. Going forward we believe openMore ❯
Edinburgh, Scotland, United Kingdom Hybrid / WFH Options
Canonical
optimize Ubuntu Server 2 months ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Canonical is a leading provider of opensource software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data … in interesting locations around the world, to align on strategy and execution. The company is founder led, profitable and growing. Canonical's Ubuntu Engineering Server Team is looking for opensource enthusiasts to help build the distro of the future. The Server Team maintains and packages a wide variety of software including webservers, databases, and virtualization and containerization … stacks. This is an exciting opportunity for you, a software engineer passionate about opensource software. Come build a rewarding, meaningful career working with the best and brightest people in technology at Canonical, a growing international software company and help us to bring free software to the widest audience. Ubuntu Server is a platform that enables amazing technology More ❯
execute the technical vision. Scalability & Performance: Ensure our platform is scalable, secure, and highly available across global regions. Security & Reliability: Champion best practices in DevSecOps and software quality assurance. OpenSource Engagement: Promote and contribute to opensource, and engage with the broader Web3 and AI developer communities. Cross-Functional Coordination: Bridge technical execution with product … clusters, or compute-heavy environments is a big plus. Familiar with Ethereum, Cosmos, Solana, or other modern blockchain ecosystems. Experience managing remote and cross-functional engineering teams. Passion for open-source and decentralized infrastructure. Excellent communication and executive presence. Preferred Tech Stack Languages: Go, Rust, Python, Solidity Infrastructure: Kubernetes, Docker, GPU Scheduling (e.g., Kubeflow, Slurm), CI/CD More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Enertek Group
execute the technical vision. Scalability & Performance: Ensure our platform is scalable, secure, and highly available across global regions. Security & Reliability: Champion best practices in DevSecOps and software quality assurance. OpenSource Engagement: Promote and contribute to opensource, and engage with the broader Web3 and AI developer communities. Cross-Functional Coordination: Bridge technical execution with product … clusters, or compute-heavy environments is a big plus. Familiar with Ethereum, Cosmos, Solana, or other modern blockchain ecosystems. Experience managing remote and cross-functional engineering teams. Passion for open-source and decentralized infrastructure. Excellent communication and executive presence. Preferred Tech Stack Languages: Go, Rust, Python, Solidity Infrastructure: Kubernetes, Docker, GPU Scheduling (e.g., Kubeflow, Slurm), CI/CD More ❯
Glasgow, Scotland, United Kingdom Hybrid / WFH Options
Canonical
weeks ago Be among the first 25 applicants Canonical is a leading provider of open-source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the world's leading public cloud … products that act as the company's face to our users. In order to create consistency across our products and sites, we have a central team that builds an open-source React toolkit and presentation layer, the Vanilla Framework. We are excited to develop this further and see if we can help more open-source projects … the team's exposure to Flutter and have roles on both web and Ubuntu engineering for this specialism. We hire developers with outstanding academic results and a passion for open-source software, innovation, and cutting-edge web technologies. In these roles, you will have the opportunity to make significant contributions through high-quality, front-end and back-end More ❯
London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
200k + Equity | Hybrid London Maze is partnering with a stealth-mode startup that's rebuilding core banking from the ground up. They’re creating the world’s first open-source, AI-native "Thin Ledger" —set to replace legacy infrastructure at Tier 1 banks. We're looking for a Principal Engineer specialising in Go to lead v1 builds … Embed AI into engineering workflows & ops Be a strong engineer with system engineering & system architectural experience; communicate effectively across technical and non-technical audiences. Self-motivated, problem-solving mindset; open to non-traditional backgrounds. You should have: Expert backend skills ideally in Golang, or Rust, Zig, or C. Deep understanding of distributed systems at scale, messaging, and concurrency Experience … work with a high-caliber team, fast-paced and product-minded founders who have worked in some of the most recognized tech businesses in the world. Help define an open-source platform from day one. Clear path to tech unicorn status with fruitful equity included. #J-18808-Ljbffr More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
Canonical
at Canonical Continue with Google Continue with Google Join to apply for the Web Frontend Engineer - JS, CSS, React, Flutter role at Canonical Canonical is a leading provider of open-source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data … products that act as the company's face to our users. In order to create consistency across our products and sites, we have a central team that builds an open-source React toolkit and presentation layer, the Vanilla Framework. We are excited to develop this further and see if we can help more open-source projects … the team's exposure to Flutter and have roles on both web and Ubuntu engineering for this specialism. We hire developers with outstanding academic results and a passion for open-source software, innovation, and cutting-edge web technologies. In these roles, you will have the opportunity to make significant contributions through high-quality, front-end and back-end More ❯
Glasgow, Scotland, United Kingdom Hybrid / WFH Options
Canonical
months ago Be among the first 25 applicants Join to apply for the Senior Software Engineer - packaging - optimize Ubuntu Server role at Canonical Canonical is a leading provider of opensource software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data … in interesting locations around the world, to align on strategy and execution. The company is founder led, profitable and growing. Canonical's Ubuntu Engineering Server Team is looking for opensource enthusiasts to help build the distro of the future. The Server Team maintains and packages a wide variety of software including webservers, databases, and virtualization and containerization … stacks. This is an exciting opportunity for you, a software engineer passionate about opensource software. Come build a rewarding, meaningful career working with the best and brightest people in technology at Canonical, a growing international software company and help us to bring free software to the widest audience. Ubuntu Server is a platform that enables amazing technology More ❯
Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
200k + Equity | Hybrid London Maze is partnering with a stealth-mode startup that's rebuilding core banking from the ground up. They’re creating the world’s first open-source, AI-native "Thin Ledger" —set to replace legacy infrastructure at Tier 1 banks. We're looking for a Principal Engineer specialising in Go to lead v1 builds … decision-making Embed AI into engineering workflows & ops Strong engineer with system engineering & system architectural experience; exceptional communicator across technical and non-technical audiences. Self-motivated, problem-solving mindset; open to non-traditional backgrounds. You should have: Expert backend skill ideally in Golang, or Rust, Zig or C. Deep understanding of distributed systems at scale, messaging, and concurrency Experience … Work with a high-caliber team, fast-paced and product-minded founders who have worked in some of the most recognised tech businesses in the world. Help define an open-source platform from day one. Clear path to tech unicorn status with fruitful equity included. #J-18808-Ljbffr More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Maze
200k + Equity | Hybrid London Maze is partnering with a stealth-mode startup that's rebuilding core banking from the ground up. They’re creating the world’s first open-source, AI-native "Thin Ledger" —set to replace legacy infrastructure at Tier 1 banks. We're looking for a Principal Engineer specialising in Go to lead v1 builds … decision-making Embed AI into engineering workflows & ops Strong engineer with system engineering & system architectural experience; exceptional communicator across technical and non-technical audiences. Self-motivated, problem-solving mindset; open to non-traditional backgrounds. You should have: Expert backend skill ideally in Golang, or Rust, Zig or C. Deep understanding of distributed systems at scale, messaging, and concurrency Experience … Work with a high-caliber team, fast-paced and product-minded founders who have worked in some of the most recognised tech businesses in the world. Help define an open-source platform from day one. Clear path to tech unicorn status with fruitful equity included. Recently raised 8 figures in funding. Apply within if your skillset matches! Please More ❯
200k + Equity | Hybrid London Maze is partnering with a stealth-mode startup that's rebuilding core banking from the ground up. They’re creating the world’s first open-source, AI-native "Thin Ledger" —set to replace legacy infrastructure at Tier 1 banks. We're looking for a Principal Engineer specialising in Go to lead v1 builds … decision-making Embed AI into engineering workflows & ops Strong engineer with system engineering & system architectural experience; exceptional communicator across technical and non-technical audiences. Self-motivated, problem-solving mindset; open to non-traditional backgrounds. You should have: Expert backend skill ideally in Golang, or Rust, Zig or C. Deep understanding of distributed systems at scale, messaging, and concurrency Experience … Work with a high-caliber team, fast-paced and product-minded founders who have worked in some of the most recognised tech businesses in the world. Help define an open-source platform from day one. Clear path to tech unicorn status with fruitful equity included. Recently raised 8 figures in funding. Apply within if your skillset matches! Please More ❯
London, England, United Kingdom Hybrid / WFH Options
Canonical
Software Architect - Containers/Virtualisation Join to apply for the Software Architect - Containers/Virtualisation role at Canonical . About the Role Canonical is a leading provider of opensource software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is widely used in enterprise initiatives such as public cloud, data science, AI, engineering … reviews, and benefits including learning budgets, travel opportunities, and work-from-home flexibility. Location Home-based in EMEA or the Americas. About Canonical Canonical is at the forefront of opensource innovation, publishing Ubuntu and supporting AI, IoT, and cloud platforms. We value diversity, excellence, and remote work, fostering a global, inclusive environment. Additional Details Seniority level: Mid More ❯
Edinburgh, Scotland, United Kingdom Hybrid / WFH Options
Canonical
for the Senior Software Engineer - packaging - optimize Ubuntu Server role at Canonical Get AI-powered advice on this job and more exclusive features. Canonical is a leading provider of opensource software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data … in interesting locations around the world, to align on strategy and execution. The company is founder led, profitable and growing. Canonical's Ubuntu Engineering Server Team is looking for opensource enthusiasts to help build the distro of the future. The Server Team maintains and packages a wide variety of software including webservers, databases, and virtualization and containerization … stacks. This is an exciting opportunity for you, a software engineer passionate about opensource software. Come build a rewarding, meaningful career working with the best and brightest people in technology at Canonical, a growing international software company and help us to bring free software to the widest audience. Ubuntu Server is a platform that enables amazing technology More ❯