Permanent Open Source Job Vacancies

151 to 175 of 1,229 Permanent Open Source Jobs

Software Engineer with Security Clearance

San Diego, California, United States
Hybrid / WFH Options
Gridiron IT Solutions
Maven, Ant and/or automated test tools) Familiarity with server-side Java/JEE development User Interface development tools for the JEE stack Java Frameworks such as Spring Open Source, software and services Clearance Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. TS/ More ❯
Employment Type: Permanent
Salary: USD 170,000 Annual
Posted:

Data Analyst with Security Clearance

Bethesda, Maryland, United States
Hybrid / WFH Options
Gridiron IT Solutions
requirements and converting to actionable products Experience with data modeling and Entity-Relationship Diagrams (ERDs)? Experience with Structured Query Language (SQL)? Understanding of Data Zero Trust Architectures Familiar with open-source DBMS tools such as pgAdmin, pgModeler, or DBeaver? Possess analytic problem-solving skills? Knowledge of computer software applications, including database technologies and programming languages? Excellent verbal and More ❯
Employment Type: Permanent
Salary: USD 220,000 Annual
Posted:

Senior DevOps Engineer

Bedford, Bedfordshire, England, United Kingdom
Reed Talent Solutions
build and maintain resources in Azure cloud using Infrastructure as Code (IaC, Terraform). Lead the design and development of our deployment pipelines and automation solutions using Azure and open-source tooling. Continuously analyse our DevOps processes and identify opportunities to further automate and refine our deployment practices. Engage collaboratively in an agile environment, working closely with solution More ❯
Employment Type: Full-Time
Salary: £71,000 per annum
Posted:

Java Full Stack Developer TS/SCI with Security Clearance

Chantilly, Virginia, United States
Cohere Technology Group
solutions to achieve the overall mission. Backend: Database - PostgreSQL or any SQL (Experience with PostgreSQL or similar Relational Database Management System (RDBMS) Web app server Familiar (Experience preferred) with open source web application server such as Apache HTTP, Tomcat Middle tier - messaging systems Experience using the following: Kafka - or any Java-based message broker Active MQ - product we More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Data Scientist - 38111 with Security Clearance

Washington, Washington DC, United States
Catapult Staffing
in reinforcement learning, neural networks, or graph theory as they apply to computational research Familiarity with distributed computing and parallel processing techniques for handling large-scale datasets Contribution to open-source projects or participation in relevant data science communities Experience working with government agencies or in regulated environments Background in economics, finance, or policy analysis Education Masters or More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Embedded Software Sustaining Engineer

Rochester, Kent, United Kingdom
Hybrid / WFH Options
Technical Placements
Proven track record of delivering and maintaining real-time embedded systems in C/C++ Strong programming skills in C and C++. Solid understanding of embedded Linux development and open-source toolchains. Knowledge of common communication protocols, including TCP/IP, UDP, RS-485, SPI, and I2C Desirable: Experience developing embedded firmware on Linux-based systems. Familiarity with More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Embedded Software Engineer

Rochester, Kent, South East, United Kingdom
Hybrid / WFH Options
Technical Placements
Proven track record of delivering and maintaining real-time embedded systems in C/C++ Strong programming skills in C and C++. Solid understanding of embedded Linux development and open-source toolchains. Knowledge of common communication protocols, including TCP/IP, UDP, RS-485, SPI, and I2C Desirable: Experience developing embedded firmware on Linux-based systems. Familiarity with More ❯
Employment Type: Permanent, Work From Home
Posted:

Lead Test Automation Engineer

Belfast, United Kingdom
EverQuote, Inc
and infrastructure (AWS preferred) Working knowledge of observability and test reporting tools (e.g., Datadog, Grafana) Experience improving test data strategies and test isolation techniques Contributions to internal tooling or open-source testing frameworks Background in building out quality initiatives at the org level EverQuote Can Offer You: The opportunity to join a world leading team of experts striving More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Machine Learning Engineer FullTime London

London, United Kingdom
Trainline plc
Mathematics or a similar quantitative discipline Understanding of NLP algorithms and techniques and/or experience with Large Language Models (fine tuning, RAG, agents) Are proficient with Python, including open-source data libraries (e.g Pandas, Numpy, Scikit learn etc.) Have experience productionising machine learning models Are an expert in one of predictive modeling, classification, regression, optimisation or recommendation More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Sr. Developer Advocate

United Kingdom
HashiCorp, Inc
or a related technical field. Strong oral and written communication skills with the ability to engage developers and engineers. Hands-on experience writing code and contributing to or managing open-source projects. Familiarity with infrastructure management concepts and operations lifecycle. Strong customer focus, ownership, initiative, and drive. Ability to work independently and exercise sound judgment within established practices. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Test Engineer Automation and Innovation Centre - Home Office - G6

Croydon CR0 2WF, Greater London, England
Hybrid / WFH Options
Government Digital & Data
organisation deliver better services. Essential criteria As a Principal Test Engineer, you will have experience of: Selecting and deploying a broad range of tools and test automation techniques including Open-Source technologies and object-orientated design, programming languages such as C# (or Java), Python and TypeScript, PowerApps platform tools, Azure (or AWS) tool stack, test tools like Playwright More ❯
Employment Type: Permanent
Salary: £73,900 - £86,690
Posted:

Machine Learning Engineer (London)

London, UK
Trainline
familiar with statistical methodologies Are skilled in one of reinforcement learning, predictive modelling (classification and regression) and have a solid understanding of recommendation systems Are proficient with Python, including open-source data libraries (e.g Pandas, Numpy, Scikit learn etc.) Have experience with Spark Have experience in productionising machine learning models and/or real-time systems Have knowledge More ❯
Employment Type: Full-time
Posted:

Manager, Software Development Engineer in Test (SDET), Engineering AI & Data, Engineering, Tech ...

Belfast, United Kingdom
Hybrid / WFH Options
Deloitte LLP
skills Experience with some of the following tools: Selenium, Appium, REST Assured, SOAP UI, Serenity, SpecFlow, Cucumber, Jenkins, CircleCI, TeamCity, Docker, Kubernetes, Terraform, JMeter, Gatling Evidence of contributions to open-source community A programming language or cloud certification Eligibility for UK security clearance to Security Check (SC) level, if not holding an existing clearance Connect to your business More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Manager, Software Development Engineer in Test (SDET), Engineering AI & Data, Engineering, Tech ...

Manchester, Lancashire, United Kingdom
Hybrid / WFH Options
Deloitte LLP
skills Experience with some of the following tools: Selenium, Appium, REST Assured, SOAP UI, Serenity, SpecFlow, Cucumber, Jenkins, CircleCI, TeamCity, Docker, Kubernetes, Terraform, JMeter, Gatling Evidence of contributions to open-source community A programming language or cloud certification Eligibility for UK security clearance to Security Check (SC) level, if not holding an existing clearance Connect to your business More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Manager, Software Development Engineer in Test (SDET), Engineering AI & Data, Engineering, Tech ...

Newcastle Upon Tyne, Tyne And Wear, United Kingdom
Hybrid / WFH Options
Deloitte LLP
skills Experience with some of the following tools: Selenium, Appium, REST Assured, SOAP UI, Serenity, SpecFlow, Cucumber, Jenkins, CircleCI, TeamCity, Docker, Kubernetes, Terraform, JMeter, Gatling Evidence of contributions to open-source community A programming language or cloud certification Eligibility for UK security clearance to Security Check (SC) level, if not holding an existing clearance Connect to your business More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

CLOUD SOFTWARE ENGINEER - MARYLAND - URGENT with Security Clearance

Laurel, Maryland, United States
Cyberstrike Group
of 3 years experience designing and developing applications in a windows or UNIX/Linux operating environment Within the last 5 years, a minimum of 3 years experience with OpenSource (NoSQL) products that support highly distributed, massively parallel computation needs such as hbase, apache accumulo, and/or big table Within the last 3 years, a minimum of 1 year More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Data Architect with Security Clearance

Hanscom Afb, Massachusetts, United States
Eliassen Group
also be responsible for ensuring the security and compliance of the data architecture. Familiarity with the manipulation of unstructured data in a data analytics environment, and the use of open-source tools, cloud computing, machine learning and data visualization as applicable. The ability to use/code in a language applicable to the project or task order such … a team of engineers and architects to deliver high-quality solutions Desired Skills: Familiarity with the manipulation of unstructured data in a data analytics environment, and the use of open-source tools, cloud computing, machine learning and data visualization as applicable. The ability to use/code in a language applicable to the project or task order such More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Gen AI Platform Engineer - Artificial Intelligence

London, United Kingdom
Avature
opportunity to create a more cohesive, integrated, and managed GenAI development life cycle to enable the building and maintenance of our ML systems. Our teams make extensive use of open source technologies such as Kubernetes, KServe, MCP, Envoy AI Gateway, Buildpacks and other cloud-native and GenAI technologies. From technical governance to upstream collaboration, we are committed to … enhancing the impact and sustainability of open source. Join the AI Group as a Senior GenAI Platform Engineer and you will have the opportunity to: Architect, build, and diagnose multi-tenant GenAI platform systems Work closely with GenAI application teams to design seamless workflows for continuous model training, inference, and monitoring Interface with both GenAI experts to understand workflows … pinpoint and resolve inefficiencies, and inform the next set of features for the platforms Collaborate with open-source communities and GenAI application teams to build a cohesive development experience Troubleshoot and debug user issues Provide operational and user-facing documentation We are looking for a Senior GenAI Platform Engineer with: Proven years of experience working with an object More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior ML Platform Engineer - Artificial Intelligence

London, United Kingdom
Avature
opportunity to create a more cohesive, integrated, and managed AI development life cycle to enable the building and maintenance of our AI systems. Our teams make extensive use of open source technologies such as Kubernetes, Kubeflow, KServe, Argo, Buildpacks, and other cloud-native MLOps technologies. From technical governance to upstream collaboration, we are committed to enhancing the impact … and sustainability of open source. Join the AI Group as a Senior ML Platform Engineer and you will have the opportunity to: Architect, build, and diagnose multi-tenant AI platform systems Work closely with AI application teams to design seamless workflows for continuous model training, inference, and monitoring Work with AI experts to understand workflows, pinpoint, and resolve inefficiencies … and to inform the next set of features for the platforms Collaborate with open-source communities and AI application teams to build a cohesive MLOps experience Design CI/CD automation frameworks that incorporate regulatory requirements Troubleshoot and debug user issues Provide operational and user-facing documentation We are looking for a Senior Platform Engineer with: Proven years More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer – Backend (Remote)

East London, London, United Kingdom
Hybrid / WFH Options
Zettafleet
non-technical stakeholders. We would like to acknowledge that almost no candidate checks every box – and that is perfectly fine. If you are passionate about solving complex challenges and open to learning new technologies, we would love to hear from you. Nice to have : Machine Learning: Experience in generative models, LLMs, multi-modal models and Deep Learning more generally. … Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an environment conducting cutting-edge research in AI. An official role title of “Founding Engineer” – make an impact on day one. Competitive salary, equity and benefits package. 28 days + More ❯
Posted:

Software Engineer – Backend (Remote)

London Area, United Kingdom
Hybrid / WFH Options
Zettafleet
non-technical stakeholders. We would like to acknowledge that almost no candidate checks every box – and that is perfectly fine. If you are passionate about solving complex challenges and open to learning new technologies, we would love to hear from you. Nice to have : Machine Learning: Experience in generative models, LLMs, multi-modal models and Deep Learning more generally. … Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an environment conducting cutting-edge research in AI. An official role title of “Founding Engineer” – make an impact on day one. Competitive salary, equity and benefits package. 28 days + More ❯
Posted:

Software Engineer – Backend (Remote)

City of London, London, United Kingdom
Hybrid / WFH Options
Zettafleet
non-technical stakeholders. We would like to acknowledge that almost no candidate checks every box – and that is perfectly fine. If you are passionate about solving complex challenges and open to learning new technologies, we would love to hear from you. Nice to have : Machine Learning: Experience in generative models, LLMs, multi-modal models and Deep Learning more generally. … Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an environment conducting cutting-edge research in AI. An official role title of “Founding Engineer” – make an impact on day one. Competitive salary, equity and benefits package. 28 days + More ❯
Posted:

Software Engineer – Backend (Remote)

Leeds, West Yorkshire, United Kingdom
Hybrid / WFH Options
Zettafleet
non-technical stakeholders. We would like to acknowledge that almost no candidate checks every box – and that is perfectly fine. If you are passionate about solving complex challenges and open to learning new technologies, we would love to hear from you. Nice to have : Machine Learning: Experience in generative models, LLMs, multi-modal models and Deep Learning more generally. … Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an environment conducting cutting-edge research in AI. An official role title of “Founding Engineer” – make an impact on day one. Competitive salary, equity and benefits package. 28 days + More ❯
Posted:

Software Engineer – Backend (Remote)

Bury, Greater Manchester, United Kingdom
Hybrid / WFH Options
Zettafleet
non-technical stakeholders. We would like to acknowledge that almost no candidate checks every box – and that is perfectly fine. If you are passionate about solving complex challenges and open to learning new technologies, we would love to hear from you. Nice to have : Machine Learning: Experience in generative models, LLMs, multi-modal models and Deep Learning more generally. … Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an environment conducting cutting-edge research in AI. An official role title of “Founding Engineer” – make an impact on day one. Competitive salary, equity and benefits package. 28 days + More ❯
Posted:

Software Engineer – Backend (Remote)

Central London / West End, London, United Kingdom
Hybrid / WFH Options
Zettafleet
non-technical stakeholders. We would like to acknowledge that almost no candidate checks every box – and that is perfectly fine. If you are passionate about solving complex challenges and open to learning new technologies, we would love to hear from you. Nice to have : Machine Learning: Experience in generative models, LLMs, multi-modal models and Deep Learning more generally. … Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an environment conducting cutting-edge research in AI. An official role title of “Founding Engineer” – make an impact on day one. Competitive salary, equity and benefits package. 28 days + More ❯
Posted:
Open Source
10th Percentile
£50,000
25th Percentile
£62,500
Median
£73,000
75th Percentile
£103,750
90th Percentile
£137,500