Permanent Open Source Job Vacancies

101 to 125 of 1,122 Permanent Open Source Jobs

Senior Software Developer

Coventry, Warwickshire, United Kingdom
Hybrid / WFH Options
Randstad (Schweiz) AG
. Contribute to high-level and detailed design of new products and components. Participate in platform architecture and evolution. Research and select third-party components. Contribute to and extend open-source projects. Evolve methodologies and pursue DevOps approaches. Gain deep product and market knowledge. Contribute to product management by reviewing market and technology trends. Who You Are - The More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Full Stack Developer

London, United Kingdom
Lumi Space
strong desire to make a tangible difference and help build something extraordinary. Right to work in the UK Bonus Points: Experience with containerisation technologies, e.g. Docker, Kubernetes. Contributions to open-source projects. Familiarity with space situational awareness, space domain awareness or other ground-based space sensors (optical, RF, etc.) Why Join Us? Be part of something groundbreaking: Help More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Full Stack Developer

Slough, Berkshire, United Kingdom
Lumi Space
strong desire to make a tangible difference and help build something extraordinary. Right to work in the UK Bonus Points: Experience with containerisation technologies, e.g. Docker, Kubernetes. Contributions to open-source projects. Familiarity with space situational awareness, space domain awareness or other ground-based space sensors (optical, RF, etc.) Why Join Us? Be part of something groundbreaking: Help More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Platform Engineer with Security Clearance

Columbia, Maryland, United States
Syndicus NACON
Cloud technology (AWS), programming skills in languages like Python or Go, and a strong Linux foundation. Will significantly contribute to the development of custom software components and integration of open-source code to address complex problems through the use of cutting edge Big Data/Cloud technology. As a result, the candidate will be expected to work autonomously More ❯
Employment Type: Permanent
Salary: USD 208,000 Annual
Posted:

Senior Software Security Architect

Reading, Berkshire, South East, United Kingdom
Hybrid / WFH Options
Bowerford Associates
software applications demonstrably more secure and robust. Good understanding of common information security management standards, frameworks, and laws/regulations: e.g . ISO 27001 , NIST , GDPR . Experience of open-source security tools and how they could be used in an enterprise. Experience of securing Azure cloud workloads and environments. Please note, to be considered for this role More ❯
Employment Type: Permanent, Work From Home
Salary: £90,000
Posted:

Staff Backend Engineer with Security Clearance

Washington, Washington DC, United States
Hybrid / WFH Options
ESimplicity Inc
upon the ability to obtain a Moderate Risk Public Trust (MRPT) clearance Responsibilities: Building, iterating, and testing scalable, back-end capabilities for client-facing web applications using leading edge open source technologies Implementing and integrating cloud-based technologies in conjunction with enterprise platform-level support teams Working in a fast-paced, highly collaborative remote team environment Participating in More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

AWS Cloud Engineer with Security Clearance

Washington, Washington DC, United States
Gridiron IT Solutions
Python, Java, JavaScript and similar technologies Configuration and managing database such as MySQL, Mongo and other relational as well NoSQL database Excellent in troubleshooting Working knowledge of various tools, open-source technologies, and cloud services Knowledge and experience with working with one of the CI/CD tools like Gitlab or Jenkins Advanced Experience working with one of More ❯
Employment Type: Permanent
Salary: USD 140,000 Annual
Posted:

Senior Software Engineer

City of London, London, United Kingdom
Stealth AI Startup
debug an API contract. Thrive in an early-stage, high-ownership environment—prototype today, deploy tomorrow, iterate next week. Bonus Points Experience deploying or consuming LLM-powered services (OpenAI, open-source models, RAG, vector stores) can be a bonus. However, we consider many great candidates without previous AI experience. What we're offering: Base salary from More ❯
Posted:

Senior Software Engineer

London Area, United Kingdom
Stealth AI Startup
debug an API contract. Thrive in an early-stage, high-ownership environment—prototype today, deploy tomorrow, iterate next week. Bonus Points Experience deploying or consuming LLM-powered services (OpenAI, open-source models, RAG, vector stores) can be a bonus. However, we consider many great candidates without previous AI experience. What we're offering: Base salary from More ❯
Posted:

Sr. Machine Learning Engineer

London, United Kingdom
Menlo Ventures
similar cloud data platforms. Broader data science experience, including forecasting, recommendation systems, or optimization models. Experience with streaming data pipelines , real-time inference , and distributed ML infrastructure. Contributions to open-source ML projects or research in applied AI/LLMs. Certifications in Azure, AWS, or GCP related to ML or data engineering. Job Title Once hired this person More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Go Developer

United Kingdom
Hybrid / WFH Options
Tyk
unit testing, code reviews, design documentation). Proficiency in applying SOLID principles and Test-Driven Development methodologies. Experience with cloud products, Kubernetes, or other orchestration tools. API management experience. Open-source contributions. Highly organised with exceptional attention to detail. Strong communication skills. Passion for continuous improvement in the software delivery lifecycle. Experience influencing product strategies through technical knowledge. More ❯
Posted:

Senior Cloud Native Security Consultant New Remote - UK, Italy, Spain, Germany, Portugal

London, United Kingdom
Hybrid / WFH Options
Control Plane Limited
in UK or EU required) Employment Status: Full Time Salary: Competitive and Market Based Who is ControlPlane? ControlPlane is a London headquartered consultancy specialising in cloud-native, Kubernetes, and open source solutions. Our expertise lies in helping organisations adopt and secure complex cloud infrastructures by implementing security measures that are "secure-by-design" and "secure-by-default." This … clients range from multinational banks to tech giants and public clouds, where we assist with both security and operational needs. In addition to consulting, we are active in the open source community, supporting projects like Flux CD and providing security tools for Kubernetes environments. Over the coming years you'll see us retain our focus on solving difficult … problems for clients with intense security controls using pragmatic, real world solutions. Taking our extensive R&D to help organisations consume next generation and open source projects safely and securely - that might be extending our work with FINOS AI Readiness or the overhaul of open source supply chain security. What We're Looking For in a More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Cloud Engineer (Linux)

Manchester, Lancashire, United Kingdom
Hybrid / WFH Options
Capgemini
see a wide range of challenges over time, every project is different. Innovation is at the heart of all we do, which is why you will be utilising various open-source and proprietary technologies. Hybrid working: The places that you work from day to day will vary according to your role, your needs, and those of the business … to Cloud - working as part of a team to migrate application workloads to public cloud, taking end-to-end responsibility for the Linux workloads Platform Modernisation - helping clients embrace open-source solutions embracing Linux, moving away from complex and expensive mid-range systems Public Cloud Deployment - working with a DevOps or SRE squad, providing expertise across all Linux … solutions such as docker, Kubernetes and Red Hat OpenShift. Optimising Linux Platforms - helping to improve resilience, availability, monitoring, automation and security, often in public cloud (AWS, Azure, GCP), using open-source, commercial and cloud platform tools & services. ERP to Cloud - helping customers adopt public cloud for ERP (SAP, Oracle) solutions, often with a reliance on Linux as the More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Consultant - Red Hat with Security Clearance

San Antonio, Texas, United States
Hybrid / WFH Options
Trilogy Innovations Inc
partner and certified reseller of their products. We are looking for a Senior Consultant for Red Hat technologies to join our talented team of professionals and help clients drive open source transformation. In this role, you will be responsible for providing technical guidance and support to our federal customers, developing solutions for complex scenarios, and demonstrating the value … of open source solutions. To be successful in this role, you must have a deep understanding of open source technologies, a passion for problem-solving, and experience working with stakeholders from both the business and technical sides of an organization. You must also demonstrate excellent communication and presentation skills, an ability to prioritize tasks, and a … focus on Red Hat technologies. Red Hat Certified Systems Administrator (RHCSA) and/or RH Certified Engineer (RHCE) certification is highly desirable. Strong understanding of Linux-based systems and open-source technologies. Experience in virtualization technologies, preferably with Red Hat Virtualization. Excellent scripting skills (Bash, Python, Ansible etc.) for automation tasks. Strong analytical and problem-solving abilities. Effective More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

R&D DevOps (Documentation)

Cambridge, England, United Kingdom
Ansys
enhance our delivery pipeline and streamline operations. Dive into our products to understand real-world customer use cases and help shape better software. Promote secure coding practices, help manage open-source dependencies, and support licensing compliance. Suggest ideas for improving UX and usability based on your hands-on experience with the tools. 🎓 What We’re Looking For A … for quality, collaboration, and continuous improvement. ⭐ Bonus Points For Familiarity with Ansys products or engineering simulation tools. Experience with DITA, XML, Git, Camtasia, or oXygen XML Editor. Understanding of open-source licensing, code security, and the Secure Software Development Lifecycle (SSDLC). Exposure to C# or C++ in a development or DevOps context. More ❯
Posted:

Senior Technical Account Manager

United Kingdom
Hybrid / WFH Options
Red Hat Limited
long-lasting loyalty between Red Hat and our customers. You have the opportunity to shape the future of our technology along with subject matter experts and developers in the Open Source Community. What you will do Develop relationships with key business and IT stakeholders and become an expert on customer implementations by understanding their top business goals and … Ensure high level of customer experience with each qualified engagement Analyze and present periodic reviews of operational performance to customer leadership Establish and maintain parity with Red Hat's open hybrid cloud strategy Delivering trainings and presentations to customers staff Travel, as necessary, to visit customers or internal events What you will bring Expertise with enterprise cloud solutions like … CI) and continuous delivery (CD) concepts Prior experience serving in a technical leadership or mentorship role About Red Hat Red Hat is the world's leading provider of enterprise open source software solutions, using a community-powered approach to deliver high-performing Linux, cloud, container, and Kubernetes technologies. Spread across 40+ countries, our associates work flexibly across work More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Cloud Engineer SME - Tysons, VA with Security Clearance

Fairfax, Virginia, United States
M.C. Dean
and/or Ruby Knowledge of virtual networks and general network management functions Cloud database management skills and knowledge of MySQL and Hadoop Technical Responsibilities: Support working and integrating open-source frameworks/products, experience deploying various open-source packages and/or application stacks into the Customer's production landscape, multi-core, multi-threaded, and … that has been in business for 75 years. Investment in your skills and expertise through a combination of professional and technical training programs, including leadership training and tuition reimbursement. Open and transparent communication with senior leadership as well as local office management. Abilities: Exposure to computer screens for an extended period of time. Sitting for extended periods of time. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Sr. Software Engineer (Team Lead) with Security Clearance

Annapolis Junction, Maryland, United States
FUSE Engineering
components of the platform. Requirements TS/SCI w/Polygraph Clearance Required Qualifications Experience building distributed systems. Experience performing application, network, and infrastructure monitoring and analysis. Familiarity with open source tools such as Istio, Keycloak, Nginx, Prometheus, Grafana, Accumulo, and Elasticsearch. Experience with administering Kubernetes clusters including deploying and configuring operators and helm charts. Experience with one More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Lead Software Engineer

United Kingdom
Aker Systems Limited
UK for a minimum of 5 years. As a Software Engineer, you will help lead the development of backend services for a government client leveraging the latest commercial and open-source technologies. This involves designing, developing, documenting and deploying backend services with a focus on high availability, low latency and scalability. Design, develop, document and deploy new or … engineering practices including continuous delivery, clean code, documentation, defensive programming, automated testing and code reviews Working in Agile development and/or DevOps teams Using GitHub/GitLab for source control Test Driven Development with appropriate tools and frameworks Experience in Big Data technologies Experience in Public Cloud services, such as AWS Aker Systems Attributes At Aker we work … as a team, we are collaborative, hardworking, open, and delivery obsessed. There is no blame culture here: try things, and take responsibility for the outcomes. You are always part of the wider Aker. We help out our colleagues and take pride in successfully achieving difficult tasks. We run towards problems and help solve them. Communicate always, do so accurately More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Cloud Developer with Security Clearance

Fairfax, Virginia, United States
Convirgence
scientists with code deployments, particularly providing CI/CD configuration. The Contractor shall leverage available solutions to create automations that enable timely tipping and queuing. The Contractor shall optimize open-source software to accelerate mission solutions and minimize proprietary dependencies at the direction of the Sponsor. The Contractor shall use a microservice-based architecture and agile coding for … 1. Demonstrated experience with Python, Bash, and Terraform. 2. Demonstrated experience Anaconda for development purposes. 3. Demonstrated experience building and maintaining CI/CD pipelines with software such as source control (Git/GitHub), continuous build/delivery (Jenkins), issue management (Jira), and documentation/collaboration (Confluence). 4. Demonstrated experience with automated testing and deployment of infrastructure or More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Golang Engineer - Go / Kubernetes

London, England, United Kingdom
SGI
AI and Large Language Models (LLMs). You’ll define best practices for integrating GenAI, vectorizing data, and deploying LLMs. You’ll be working with cutting-edge tools and open-source technologies. A key part of your job is helping define technical standards and driving innovation across teams. Key Responsibilities Build full-stack reference architectures and reusable patterns More ❯
Posted:

IT Applications Analyst/Dev Sr

Houston, Texas, United States
Halliburton
WTL,ATLCOM, C#, WPF, .net Parallel programming (TPL, PLINQ, LinQ), WCF, gRPC, Protobuff, JQuery, JSON, HTML, CSS, XML, and python -Experience in evaluating and developing POCs using best suited open-source tools and technologies like gRPC, protobuffer, python, Perl to cater diverse needs of petrochemical engineering team's ideas to a software solution -Experience in Cloud migration of … in developing high performance 2D, 3D visualization application suites for real time broadcast of critical data points used to enhance directional drilling, well planning using C, C++, GDI, GDI , Open GL, Open Inventor Direct-X, Direct-3D, QT etc -Experience in developing background microservices around Anti-collision detection, torque-drag calculations, dull bit grading, measurement-while-drilling (MWD More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Solution Architect - Component Designer Assurance & AI

Knutsford, Cheshire, United Kingdom
Barclays
networks to support the Barclays Global Network at scale. To be successful as a Solution Architect , you should have experience with: Essential Skills Building high-scale observability solutions using open-source tools like ELK, Grafana, Prometheus, Nagios, Telegraf, and others. Hands-on experience with middleware technologies (Kafka, API gateways, etc.) and Data Engineering frameworks (Apache Spark, Airflow, Flink … solutions for product and engineering teams. Some other highly valued skills may include: Desirable Skills Knowledge of DevOps tools, GitOps, CI/CD, configuration management, Jenkins, build pipelines, and source control systems. Working knowledge of cloud infrastructure services: compute, storage, networking, hybrid connectivity, monitoring/logging, security, and IAM. Programming experience in high-level languages like Python, Java, Golang More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Quantitative Engineer- Leading Global Insurance Specialist

London, United Kingdom
MN Climate Innovation Finance Authority (MNCIFA)
a team of extremely highly regarded, experienced and friendly software engineers. Every employee here has the opportunity to make a real impact to the business. The engineering team are open to new technologies and creative ideas. Responsibilities: Be part of the team responsible for the major build-out of functionality on the new platform, using a combination of Rust … Fixed Income products and derivatives. A broad understanding of model risk, bringing new approaches and processes. Python programming experience Rust programming experience A track record of contributions to an open source project Linux/Unix experience Microsoft Windows experience Cloud computing experience Competencies Technical Skills - Demonstrates strong technical skills required for the role, pays attention to detail, takes More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer - Vulnerability Management

London, United Kingdom
Hybrid / WFH Options
Starling Bank
make decisions regardless of what your primary responsibilities may be, innovation and collaboration will be at the core of everything you do. Help is never far away in our open culture, you will find support in your team and from across the business, we are in this together! The way to thrive and shine within Starling is to be … be desirable but not essential: Endpoint Vulnerability Scanning, Vulnerability Intelligence, AppSec Vulnerability Management, Vulnerability Management of cloud native workloads, External Attack Surface Management Familiar with with TypeScript/Vue.js Open source scanning tool such as Trivy or similar SQL database design and optimisation Interview process Interviewing is a two way process and we want you to have the … may be put off applying for a role because you don't tick every box. Forget that! While we can't accommodate every flexible working request, we're always open to discussion. So, if you're excited about working with us, but aren't sure if you're 100% there yet, get in touch anyway. We're on a More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
Open Source
10th Percentile
£50,000
25th Percentile
£62,500
Median
£73,000
75th Percentile
£103,750
90th Percentile
£137,500