1 to 25 of 2,735 Permanent Open Source Jobs in England

automated testing. Master's degree in Computer Science, Engineering, or a related field. Certification in relevant technologies or methodologies (e.g., AWS Certified Solutions Architect, Scrum Master). Contributions to open-source projects or a strong portfolio of personal projects. Strong proficiency in one or more programming languages such as Java, Python, C#, or JavaScript. Extensive experience with software More ❯

and more exclusive features. Company Profile Developer Platforms Engineer Company Profile LSEG (London Stock Exchange Group) is a world-leading financial markets infrastructure and data business. We are dedicated, open-access partners with a commitment to excellence in delivering services across Data & Analytics, Capital Markets, and Post Trade. Backed by three hundred years of experience, innovative technologies, and a … management tools like Vault and Cloud native solutions Broad knowledge of SDLC Tools, specifically Build, Test and Deploy Automation tools, e.g., Maven, Gradle, Selenium, Ansible, etc. Good understanding of Source code mgmt solutions like GitHub, GitLab, BitBucket, etc. Good understanding of Artifact and dependency mgmt solutions like JFrog, Nexus, etc. Good understanding on Containerisation solutions, e.g., K8, Docker, Kaniko … innovation using available software development tools and following design requirements. Creates and maintains documentation to describe the system and its parts, including requirements documents, design decisions, architecture descriptions, program source code and support documentation. Possesses depth of technical expertise, knowledge of technologies and design, development and implementation of technologies. Possesses knowledge of features and facilities for integration, and communication More ❯

Design infrastructure for data ingestion, annotation, experimentation, model versioning, and monitoring. Collaborate closely with product, design, and DevOps to integrate AI features into our platform. Continuously evaluate new research, open-source tools, and emerging frameworks to keep us at the forefront. Recruit, mentor, and grow an AI/ML team as we scale beyond our seed round. Job … Design infrastructure for data ingestion, annotation, experimentation, model versioning, and monitoring. Collaborate closely with product, design, and DevOps to integrate AI features into our platform. Continuously evaluate new research, open-source tools, and emerging frameworks to keep us at the forefront. Recruit, mentor, and grow an AI/ML team as we scale beyond our seed round. ⸻ Key … training, fine-tuning, generative methods) and evaluate applicability. Publish or present whitepapers/prototype demos if appropriate (keeping stealth constraints in mind). Forge partnerships with academic labs or open-source communities to accelerate innovation. ⸻ Minimum Qualifications Experience (7 + years total; 3 + years in senior/lead role): Demonstrated track record of shipping AI/ML More ❯

highest data throughput in Java. We implement most of our long running services and analytics in C#. We use Airflow for workflow management, Kafka for data pipelines, Bitbucket for source control, Jenkins for continuous integration, ELK for logs, Grafana, Prometheus & InfluxDb for metrics, Docker and Kubernetes for containerisation, OpenStack for our private cloud, Ansible and Terraform for architecture automation … stores. Our technology list is never static: we constantly evaluate new tools and libraries. Working Here Man Technology has a small company, no-attitude feel. It is flat structured, open, transparent and collaborative, and you will have plenty of opportunity to have enormous impact on the firm. We are actively engaged with the broader technology community. We host and … sponsor London’s PyData and Machine Learning Meetups We open-source some of our technology. See ; We regularly talk at leading industry conferences, and tweet about relevant technology and how we’re using it. See @manquanttech We’re fortunate enough to have a fantastic open-plan office overlooking the River Thames, and continually strive to make our More ❯

highest data throughput in Java. We implement most of our long running services and analytics in C#. We use Airflow for workflow management, Kafka for data pipelines, Bitbucket for source control, Jenkins for continuous integration, ELK for logs, Grafana, Prometheus & InfluxDb for metrics, Docker and Kubernetes for containerisation, OpenStack for our private cloud, Ansible and Terraform for architecture automation … stores. Our technology list is never static: we constantly evaluate new tools and libraries. Working Here Man Technology has a small company, no-attitude feel. It is flat structured, open, transparent and collaborative, and you will have plenty of opportunity to have enormous impact on the firm. We are actively engaged with the broader technology community. We host and … sponsor London's PyData and Machine Learning Meetups We open-source some of our technology. See https://github.com/man-group We regularly talk at leading industry conferences, and tweet about relevant technology and how we're using it. See @manquanttech We're fortunate enough to have a fantastic open-plan office overlooking the River More ❯

functional teams. Desired Skills: Certifications: Certifications in cloud technologies (AWS Certified Solutions Architect, Google Cloud Professional Architect, etc.) or DevOps practices (Certified Kubernetes Administrator, Terraform, etc.) are a plus. Open Source Contributions: Contributions to open-source projects, technical blogs, or participation in speaking engagements at conferences or meetups are highly valued. Frontend Knowledge: While this role More ❯

To Haves Experience with infrastructure-as-code tools like Terraform or CloudFormation. Familiarity with microservices architecture and RESTful API design. Experience leading small projects and managing stakeholders. Contributions to open-source projects or participation in the MLOps community. What We Offer Competitive compensation Opportunity for equity ownership Private health insurance option Employee Resource Groups Fun company outings and More ❯

or Pyramid. Knowledge of DevOps practices and tools (e.g., Docker, Kubernetes/EKS-based container orchestration). Knowledge of data science and machine learning concepts and tools. Contributions to open-source Python projects or active involvement in the Python community. Experience with Artificial Intelligence (AI) technologies and frameworks. Why Choose Fitch Hybrid Work Environment: 2 to 3 days More ❯

all running on Linux and most of our code is in Java, with some Python and TypeScript. We use Kafka as the backbone of our platform, Aeron, Git for source control, Jenkins for continuous integration, Grafana + Prometheus for metrics collection, Docker for containerisation, Ansible for architecture automation, and Slack for internal communication. But our technology list is never … static, we constantly evaluate new tools and libraries. Working Here Man Tech has a small company, no-attitude feel. It is flat structured, open, transparent and collaborative, and you will have plenty of opportunity to grow and have enormous impact on what we do. We are actively engaged with the broader technology community. We host and sponsor London’s … PyData and Machine Learning Meetups We open-source some of our technology including parts of our Data Platform. See We regularly talk at leading industry conferences, and tweet about relevant technology and how we’re using it. See We’re fortunate enough to have a fantastic open-plan office overlooking the River Thames, and continually strive to More ❯

reviews, documentation, debugging Excellent communication and eagerness to learn Decision-making based on data and evidence Added bonus: Experience with Graph databases Automation and systems architecture, especially Linux/open source tech Experience with GitLab Cloud experience, especially Azure or AWS Quarterly OKR bonus or commissions Stock options in a $450M funded Series D company 24 days annual More ❯

the mechanism for discovering and consuming shared components. Including but not limited to: K8s configuration and usability, batch processing and HPC interactions and hybrid cloud deployments Stay informed on open source and 3rd party tooling that we should consider adopting rather than building in-house Assist in tracking and reducing technical debt by building or adopting appropriate tools More ❯

or Pyramid. Knowledge of DevOps practices and tools (e.g., Docker, Kubernetes/EKS-based container orchestration). Knowledge of data science and machine learning concepts and tools. Contributions to open-source Python projects or active involvement in the Python community. Experience with Artificial Intelligence (AI) technologies and frameworks. Why Choose Fitch: Hybrid Work Environment: 2 to 3 days More ❯

the highest data throughput in Java. Within Data Engineering we use Dataiku, Snowflake, Prometheus, and ArcticDB heavily. We use Kafka for data pipelines, Apache Beam for ETL, Bitbucket for source control, Jenkins for continuous integration, Grafana + Prometheus for metrics collection, ELK for log shipping and monitoring, Docker for containerisation, Kubernetes for container orchestration, OpenStack for our private cloud … communication. Our technology list is never static: we constantly evaluate new tools and libraries. Working Here Man Tech has a small company, no-attitude feel. It is flat structured, open, transparent and collaborative, and you will have plenty of opportunity to grow and have enormous impact on what we do. We are actively engaged with the broader technology community. … We host and sponsor London’s PyData and Machine Learning Meetups We open-source some of our technology. See We regularly talk at leading industry conferences, and tweet about relevant technology and how we’re using it. See We’re fortunate enough to have a fantastic open-plan office overlooking the River Thames, and continually strive to More ❯

Python , JavaScript SQL dialects : MySQL, MSSQL, PostgreSQL Familiarity with Redis , ElasticSearch , REST APIs Experience with Windows-based development : services, scheduled tasks, web servers (e.g. IIS). Magento or other open-source e-commerce platform integration experience Sound knowledge of Software Architecture : Design Patterns (Enterprise, Architectural, DDD) The Twelve-Factor App Clean Code principles and Refactoring Clean Infrastructure principles More ❯

Hands-on experience with: · Developing data pipelines (Snowflake), writing complex SQL queries. · Building ETL/ELT/data pipelines. · Kubernetes and Linux containers (e.g., Docker). · Related/complementary open-source software platforms and languages (e.g., Scala, Python, Java, Linux). · Experience with both relational (RDBMS) and non-relational databases. · Analytical and problem-solving skills applied to big More ❯

Hands-on experience with: · Developing data pipelines (Snowflake), writing complex SQL queries. · Building ETL/ELT/data pipelines. · Kubernetes and Linux containers (e.g., Docker). · Related/complementary open-source software platforms and languages (e.g., Scala, Python, Java, Linux). · Experience with both relational (RDBMS) and non-relational databases. · Analytical and problem-solving skills applied to big More ❯

Hands-on experience with: · Developing data pipelines (Snowflake), writing complex SQL queries. · Building ETL/ELT/data pipelines. · Kubernetes and Linux containers (e.g., Docker). · Related/complementary open-source software platforms and languages (e.g., Scala, Python, Java, Linux). · Experience with both relational (RDBMS) and non-relational databases. · Analytical and problem-solving skills applied to big More ❯

data governance and compliance standards. Certification as a Kubernetes Administrator or Developer (CKA/CKAD). Exposure to diverse cloud compute and data processing tool stacks (AWS, Azure, GCP, open source). Employee Benefits At Intelmatix, our benefits package is designed to meet the diverse needs of our employees, reflecting our dedication to their well-being and professional More ❯

intensive work for both OLTP and OLAP use cases. Our environments are primarily cloud-native spanning AWS, Azure and GCP, but we also work on systems running self-hosted open source services exclusively. We strive towards a strong code-first, data as a product mindset at all times, where testing and reliability with a keen eye on performance More ❯

tools and are on a journey with Kubernetes. Our ideal candidate: Practitioners with strong Kubernetes background (ideally 3+ years in Kubernetes, 7+ years in software development). Experience with open-source software and community engagement. Experience working in small, self-organizing teams with clear objectives. Experience with ideation, rapid prototyping, and scaling product ideas. Passionate about helping like … minded developers and builders. Opinionated yet humble, experienced, open-minded, results-oriented, and accountable. Benefits of being part of our team: Opportunity to work with talented engineers, CEOs, CTOs, and mature operators. A dynamic, laid-back team environment. Agile practices, cutting-edge technologies, and your preferred approaches. Full support and accountability, including financial. Flexible working hours, responsibility, and opportunities … to innovate. Contribute to open-source projects. Opportunities to blog and attend conferences. Collaborate with the broader open-source community. Power you bring: 8+ years of software development experience. 3+ years of cloud-native experience, including Kubernetes and Docker. Deep understanding of Kubernetes, networking, configuration, and architecture. Basic knowledge of front-end frameworks like React/ More ❯

empower developers to rapidly build and test their cloud applications, allowing for a more enjoyable dev experience, and saving valuable time and resources. LocalStack has a large and active open-source community (57k+ stars on GitHub) with over 100k active users worldwide and 290M+ downloads to date. Our customer base ranges from SMBs to Global Fortune 500 companies. … local cloud service emulators while maintaining a strong focus on reliability and developer experience Contribute to the evolution of LocalStack's overall architecture and frameworks, and contribute to the Open Source ecosystem Help make LocalStack's AWS emulator more robust by contributing to AWS sample applications and parity tests Spearhead the development of scalable support processes as the … and the ability to tackle complex technical challenges in a fast-paced environment Excellent communication and collaboration skills, with the ability to effectively interact with team members Has an open, honest, and compassionate personality, shows empathy, and demonstrates a proactive approach to tasks and challenges Preferred Qualifications Experience working with other cloud platforms such as Azure, Google Cloud Platform More ❯

AWS, Azure, GCP). Familiarity with DevOps practices and CI/CD pipelines. Experience with Agile/Scrum methodologies. Knowledge of security best practices in software development. Contribution to open-source projects is a plus. More ❯

. Administer and optimize Google Kubernetes Engine (GKE) clusters. Automate workflows using tools like Terraform and Helm to improve infrastructure-as-code practices. Support and improve a mix of open-source and proprietary services, including: Docker Registry CI servers Device management services (for over-the-air updates) Git code hosting Triage ambiguous customer support issues, such as "git More ❯

as AWS Certified DevOps Engineer, AWS ML Engineer, AWS Certified Solutions Architect, Strong communication skills, with experience working in Agile teams (Scrum, Kanban) and cross-functional collaboration. Contributions to open-source GenAI, MLOps, or LLMOps projects or communities is a strong plus. Create a job alert and receive personalised job recommendations straight to your inbox. #J-18808-Ljbffr More ❯

as AWS Certified DevOps Engineer, AWS ML Engineer, AWS Certified Solutions Architect, Strong communication skills, with experience working in Agile teams (Scrum, Kanban) and cross-functional collaboration. Contributions to open-source GenAI, MLOps, or LLMOps projects or communities is a strong plus. Disclaimer This job description is a written statement of the essential characteristics of the job, with More ❯