Open Source Job Vacancies

1,001 to 1,025 of 1,082 Open Source Jobs

Systems Administrator (HPC) with Security Clearance

Annapolis Junction, Maryland, United States
FUSE Engineering
security devices. Areas supported include HPC, HPC infrastructure support, networks, automation, and specialized software development. Requirements Installation, configuration, tuning, troubleshooting and administration of Multi-vendor servers running numerous COTS, opensource, and in-house applications to accommodate HPC Division IT support requirements. o Multi-vendor servers running Red Hat of SuSe with direct attached, FC SAN storage or SSDs Distributing computing More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Country Sales Manager

Belgium
Alex Partners
Our client is a subsidiary, of a larger PE backed European Digital and Opensource technology company. They are looking to hire a General Manager (GM) for their Belgian subsidiary, €3 million revenue, to lead their next stage of growth. Leading a team of 15 across business lines and running the P&L (approx 5 mil), you will take ownership for More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

All Source Threat Analyst with Security Clearance

Chantilly, Virginia, United States
Gridiron IT Solutions
GridIron IT is seeking a All Source Threat Analyst local to Chantilly, VA. Active TopSecret Clearance required! Must be able to obtain SCI CI Polygraph Conduct research and analysis at the operational or strategic level of the scale of analysis and, as appropriate, communicate analytic assessments in operational? or strategic?level analytic intelligence products and through oral briefings. Build … and maintain subject matter expertise in their assigned substantive or functional area. Review source reporting and raw intelligence to determine its value, significance, and relevance. Develop objective analytic assessments, when appropriate, by using logical argumentation based on intelligence information. Apply analytic integrity and tradecraft standards, including Office of the Director of National Intelligence (ODNI) Intelligence Community (IC) analytic standards … on?boarding. Successfully complete FBI's Understanding Technical Collection and Exploitation (INTEL 1315) course via FBI's Virtual Academy within three months of on?boarding. Successfully complete FBI's Open Source Action Group's (OSAG) On Demand training courses and the FBI's Privacy and Civil Liberties legal training, required to obtain Aperture Social Media Tools Access within More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

All Source Threat Analyst- China Specialty with Security Clearance

Chantilly, Virginia, United States
Gridiron IT Solutions
GridIron IT is seeking a All Source Threat Analyst local to Chantilly, VA. Active Top Secret Clearance required! Must be able to obtain SCI CI Polygraph Conduct research and analysis at the operational or strategic level of the scale of analysis and, as appropriate, communicate analytic assessments in operational? or strategic-level analytic intelligence products and through oral briefings. … Build and maintain subject matter expertise in their assigned substantive or functional area. Review source reporting and raw intelligence to determine its value, significance, and relevance. Develop objective analytic assessments, when appropriate, by using logical argumentation based on intelligence information. Apply analytic integrity and tradecraft standards, including Office of the Director of National Intelligence (ODNI) Intelligence Community (IC) analytic … on?boarding. Successfully complete FBI's Understanding Technical Collection and Exploitation (INTEL 1315) course via FBI's Virtual Academy within three months of on?boarding. Successfully complete FBI's Open Source Action Group's (OSAG) On Demand training courses and the FBI's Privacy and Civil Liberties legal training, required to obtain Aperture Social Media Tools Access within More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Graphics Software Developer

New York, United States
FROG DESIGN
Discuss technology with clients and represent the company. at conferences and trade shows to demonstrate and promote our leadership in the open-source arena. Knowledge of open-source development methodologies and relevant open-source communities. Remote. Payment for this position will be $95/hr. More ❯
Employment Type: Any
Salary: USD 95 Hourly
Posted:

Collections Manager (All Levels) with Security Clearance

Annapolis Junction, Maryland, United States
FUSE Engineering
Description The Collection Manager/Analyst will conduct advanced analysis of collection and open-source data to ensure target continuity, to profile targets and their activities, and develop techniques to gain more target information. The analyst will have an understanding of principles and methods of exploiting foreign communications and communication systems to identify, collect, analyze, process and disseminate … analysis and enhancement through the use of DNI and DNR analytic techniques; analyze DNI data to identify new access development opportunities for follow-on collection requirements; perform research using open source and classified sources to develop comprehensive baseline profiles of designated target sets; identify intelligence gaps and evaluate the intelligence gathered in order to either tailor current collection More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Vacancy for Digital Library Systems Developer at University of Glasgow

Glasgow, United Kingdom
Digital Preservation Coalition
leading role in the development of digital library and repository applications in furtherance of the institutional research and educational ambitions. The post holder will be comfortable working in both open-source and proprietary contexts, displaying demonstrable understanding of common web technologies, distributed web-based applications abilities, and experience of LAMP-based environments. Solving data integration and interoperability issues … data standards and protocols associated with digital libraries or digital archives, the cultural heritage sector, and/or research information systems would therefore be advantageous, as would knowledge of open-source repository solutions. As part of a team committed to exciting, innovative, and novel solutions and services, the post holder will work closely with cognate technical colleagues in More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Head of Marketing

Fleet, Hampshire, United Kingdom
Fleet
online, secure, compliant, and accessible from anywhere. This is known as "device management". You can read more about the company in our handbook , which is publicly available and open to everyone. tl;dr; Fleet Device Management Inc. is a recently-funded Series A startup founded and backed by the creators of osquery, the leading open-source … experience as a solo contributor. Experience with marketing teams larger than one. Experience marketing to enterprise accounts. Experience marketing to IT engineers, security engineers, or DevOps teams. Familiarity with open source and how to communicate with its users. Low ego and willingness to get hands dirty. "One of the best teams out there to work for and help More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Development Devi Technologies

Birmingham, Staffordshire, United Kingdom
Devitechs
and troubleshoot software issues ️ Work with databases and APIs ️ Collaborate in Agile sprint cycles ️ Participate in daily stand-ups and team meetings ️ Follow coding standards and documentation ️ Contribute to open-source or internal tools ️ Learn and use version control (Git) ️ Engage in code reviews with mentors ️ Research and apply new programming concepts More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AI Research Engineer Remote, UK

United Kingdom
Hybrid / WFH Options
Prolific
synthetic data generation Design and implement novel evaluation frameworks for LLMs and agent systems that are grounded in human data Contribute to the academic AI community through publications and open-source contributions Stay at the forefront of AI research and pioneer innovative approaches to tackle pressing open challenges in the field Technical Implementation Design and conduct rigorous … research directions Communicate complex technical concepts to diverse stakeholders What You'll Bring 5+ years of engineering experience with significant AI/ML focus Demonstrated research experience through publications, open-source contributions, or impactful projects Strong engineering fundamentals and experience implementing AI systems in production environments Deep knowledge of LLM evaluation methodologies, alignment techniques, and model optimization approaches More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

LLM Penetration Tester with Security Clearance

Maryland, United States
Metronome LLC
Handler Preferred Experience Specific Applications, Technologies, and Services: LLM Platforms: Direct experience with models from OpenAI (e.g., GPT-3.5, GPT-4), Anthropic (e.g., Claude), Google (e.g., PaLM, Gemini), and open-source models. Security Concepts: Understanding of adversarial machine learning (Adversarial ML), prompt injection techniques, jailbreaking methodologies, and general cybersecurity principles as they apply to AI. Experience in cybersecurity … penetration testing, or ethical hacking, particularly with a focus on AI/ML systems. Research experience in adversarial AI, LLM security, or AI safety. Contributions to open-source projects related to LLM security or red-teaming. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Sector Director - Central Government

London, United Kingdom
Elasticsearch B.V
government. Champion customer value - Help agencies unlock the power of their data with Elastic's platform across search, observability, and security use cases. Be an evangelist - Represent Elastic's open-source spirit while clearly communicating the differentiated value of our commercial offerings to both technical and executive audiences. Inspire trust and credibility - Develop lasting relationships with senior government … skills - Proven success leading complex, high-value, multi-layered pursuits in enterprise or public sector technology environments. Track record in growth - Experience in a high-growth SaaS, cloud, or open-source business, with a history of overachievement and breaking new ground. Mission-first mindset - A genuine passion for helping public sector customers deliver meaningful outcomes through technology. Leadership … to scale teams and capabilities in a dynamic, fast-evolving organisation. Bonus Points: Experience selling into HMRC, DWP, Home Office , or similar departments with complex mission objectives. Familiarity with open-source models and Elastic's community-driven approach . A strong network within the UK public sector partner ecosystem (e.g., systems integrators, specialist consultancies, framework providers). Experience More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mid-Market Account Executive - DACH

London, United Kingdom
Hybrid / WFH Options
SonarSource
streamlined workflows. Sonar analyzes all code, regardless of who writes it - your internal team, genAI, or third parties - resulting in more secure, reliable, and maintainable applications. Rooted in the open source community, Sonar's solutions support over 30 programming languages, frameworks, and infrastructure technologies. Today, Sonar is used by +7M developers and 400K organizations worldwide, including the DoD … developing great products that are supported by great internal teams and a strong culture. We are highly committed to and obsessed with the company, users, each other, and our open source community. We have high standards and hold each other accountable for acting with positivity, dedication, thoughtfulness, empathy, and passion daily. We are deliberate with our decisions with … on doing more of what they love and less of what they don't. Our solutions don't just solve symptoms of problems - we help fix issues at the source - for all code, whether it's developer-written, AI-generated, or from third parties. We have a dynamic culture with employees worldwide and hub offices in the USA, Switzerland More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Rendering Engineer: MSquared

United Kingdom
Hybrid / WFH Options
Improbable Ltd
At MSquared, we're pioneering the next evolution of the internet: an open, interconnected metaverse. Backed by one of the UK's most well-funded tech startups, our mission is to empower creators, brands, and communities with tools to build scalable, immersive virtual experiences in an open and interconnected network. We are a multidisciplinary team of engineers, artists … optimize performance across platforms, and pioneer new graphics techniques. Your Role in Building the Future You'll be a key force in helping bring our ambitious vision for the open metaverse to life. As Principal Rendering Engineer in MSquared you will be responsible for maintaining and improving world leading technology. Areas for Impact Develop and maintain core graphics engine … include: Competitive salary Private healthcare and dental Unlimited holiday Flexible hybrid working Weekly wellness sessions and a stocked office kitchen Mentorship from world-class leaders across Web3, gaming, and open-source tech Let's build the open metaverse together. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Public Relations Manager (12 month FTC)

London, United Kingdom
Hybrid / WFH Options
Proton AG
fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to privacy, security, and freedom online. Our journey began with Proton Mail, the largest secure email service globally, and has since … Be part of a movement - Proton is not just a product or service but a community-driven movement united by a shared vision of online freedom. Our services are open source, audited, and supported by community contributions. We give back to our community by maintaining core encryption libraries and supporting organizations that advance the same goals as us. … Proton is free, open source, neutral, independent, and community first, while remaining financially sustainable. Work with smart and dedicated people - Our team is diverse, collaborative, and tight-knit, with people coming from all walks of life. Many members of our team spent time at the world's top academic institutions, including MIT, Harvard, Stanford, Princeton, Caltech, Cambridge, and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Vacancy for two developers for DMPonline at Digital Curation Centre

Edinburgh, United Kingdom
Digital Preservation Coalition
services to institutions, funders, and national consortia. The platform currently serves 61 customers and over 60,000 users, with a sustained growth of 20% per year. DMPonline uses an open-source codebase, with major contributions from the DCC and the DMPTool team at UC3. As a developer, you will join a team responsible for software development, including maintenance More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Graphics Software Engineer

Hertfordshire, England, United Kingdom
microTECH Global LTD
techniques Proven experience with GPU architectures and low-level driver implementation Solid grasp of graphics and compute pipeline concepts Experience working with LLVM-based compiler technologies (desirable) Familiarity with open-source hardware architectures (desirable More ❯
Posted:

PHP Developer

United Kingdom, UK
Oakwell Hampton Group
service agency. THE ROLE We are looking for a PHP Developer with experience in software development using best practices and Object-Oriented PHP, with experience in Laravel and modern source code management approaches. Familiarity with open-source technologies is also valued. We're seeking an enthusiastic person who is willing to learn and grow with the company. More ❯
Employment Type: Full-time
Posted:

Graphics Software Engineer (Vulkan)

London, United Kingdom
microTECH Global Limited
techniques Proven experience with GPU architectures and low-level driver implementation Solid grasp of graphics and compute pipeline concepts Experience working with LLVM-based compiler technologies (desirable) Familiarity with open-source hardware architectures (desirable More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Vacancy for Project Archivist at Council for British Research in the Levant

London, United Kingdom
Hybrid / WFH Options
Digital Preservation Coalition
London may be necessary. Job Purpose and Summary The CBRL Project Archivist will collaborate with the Strategic Projects Director to establish physical and digital archival infrastructure, including commissioning an open-source digital repository for collections. The archivist will be part of the UK team of four and participate in a BIRI-wide archive and digitisation knowledge-sharing project. … Main Duties and Responsibilities Archival development, discoverability, and accessibility: Develop and adopt metadata schemas for cultural heritage, environmental, and social science collections, presented bilingually (English and Arabic) via an open-access digital archive website. Collaborate with the Strategic Projects Director and external consultants on archival records management and preservation policies prior to digitisation. Contribute to multi-year digital humanities More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mid-Market Account Executive (EMEA)

London, United Kingdom
Hybrid / WFH Options
Menlo Ventures
Our mission is to make world-class software security available to everyone. This means building program analysis tools that are open source, easy to use, powerful, and fast. It also means building a team with security expertise and a passion for great developer experiences. Most of all, it means working with honesty and respect in a diverse community … essential safeguard for code at Snowflake, Dropbox, and more. About us Our mission is to make world-class software security available to everyone. This means building tools that are open source, easy to use, powerful, and fast. It also means building a team with security expertise and a passion for great developer experiences. Most of all, it means More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Data Scientist

London, UK
Hybrid / WFH Options
Understanding Recruitment
noisy digital data into real-world impact. Location: London (Hybrid: 2-3 days/week in-office) Why join? Work on greenfield AI/NLP projects using the latest open-source tools & APIs Collaborate across data science, engineering, strategy, and insights Make an impact in a startup growing fast with big-name clients What you’ll do: Design More ❯
Posted:

Data Scientist

City of London, London, United Kingdom
Hybrid / WFH Options
Understanding Recruitment
noisy digital data into real-world impact. 📍 Location: London (Hybrid: 2-3 days/week in-office) 💡 Why join? Work on greenfield AI/NLP projects using the latest open-source tools & APIs Collaborate across data science, engineering, strategy, and insights Make an impact in a startup growing fast with big-name clients 🧠 What you’ll do: Design More ❯
Posted:

Machine Learning Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Understanding Recruitment
noisy digital data into real-world impact. 📍 Location: London (Hybrid: 2-3 days/week in-office) 💡 Why join? Work on greenfield AI/NLP projects using the latest open-source tools & APIs Collaborate across data science, engineering, strategy, and insights Make an impact in a startup growing fast with big-name clients 🧠 What you’ll do: Design More ❯
Posted:

Machine Learning Engineer

London Area, United Kingdom
Hybrid / WFH Options
Understanding Recruitment
noisy digital data into real-world impact. 📍 Location: London (Hybrid: 2-3 days/week in-office) 💡 Why join? Work on greenfield AI/NLP projects using the latest open-source tools & APIs Collaborate across data science, engineering, strategy, and insights Make an impact in a startup growing fast with big-name clients 🧠 What you’ll do: Design More ❯
Posted:
Open Source
10th Percentile
£50,000
25th Percentile
£62,500
Median
£73,000
75th Percentile
£101,188
90th Percentile
£132,500