Permanent Open Source Jobs in London

1 to 25 of 165 Permanent Open Source Jobs in London

Senior Data Scientist

London Area, United Kingdom
Hybrid / WFH Options
Builder.ai
query language. Familiarity with vector databases and expertise in Retrieval Augmented Generation (RAG). Hands-on experience in self-hosting and fine-tuning of open source Generative AI models. Ability to propose innovative and tailored solutions to non-standard machine learning problems. Track record of industry recognition which … could be in the form of high impact ML/AI conference contributions, contribution to high impact open source projects or performance in open source competitions such as Kaggle Benefits Attractive quarterly OKR bonus plan or commission scheme dependant on your role Stock options in a more »
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Data Scientist

london, south east england, United Kingdom
Hybrid / WFH Options
Builder.ai
query language. Familiarity with vector databases and expertise in Retrieval Augmented Generation (RAG). Hands-on experience in self-hosting and fine-tuning of open source Generative AI models. Ability to propose innovative and tailored solutions to non-standard machine learning problems. Track record of industry recognition which … could be in the form of high impact ML/AI conference contributions, contribution to high impact open source projects or performance in open source competitions such as Kaggle Benefits Attractive quarterly OKR bonus plan or commission scheme dependant on your role Stock options in a more »
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Senior Software Engineer

South West London, London, United Kingdom
Networking People (UK) Limited
Software Engineer - Cloud/Opensource Central London/Hybrid Competitive Salary - £85,000 - £125,000 negotiable depending on experience plus full benefits package including attractive Bonus & Equity Overview An exciting opportunity to join an ambitious Cloud Technology organisation expanding their UK engineering team developing next-generation cloud services. They are … on building Virtual Machine offering as part of the Compute team. Ideal background is someone who has virtual machines or virtual networking experience but open to consider all strong engineers with a background in distributed systems. Technical Knowledge Required: Strong background in distributed systems and Linux systems engineering Coding … in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible, or more »
Employment Type: Permanent
Salary: £85,000
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Senior Software Developer

South West London, London, United Kingdom
Networking People (UK) Limited
Software Engineer - Cloud/Opensource Central London/Hybrid Competitive Salary - £85,000 - £125,000 negotiable depending on experience plus full benefits package including attractive Bonus & Equity Overview An exciting opportunity to join an ambitious Cloud Technology organisation expanding their UK engineering team developing next-generation cloud services. They are … on building Virtual Machine offering as part of the Compute team. Ideal background is someone who has virtual machines or virtual networking experience but open to consider all strong engineers with a background in distributed systems. Technical Knowledge Required: Strong background in distributed systems and Linux systems engineering Coding … in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible, or more »
Employment Type: Permanent
Salary: £85,000
Posted:

Software Engineer

South West London, London, United Kingdom
Networking People (UK) Limited
Software Engineer - Cloud/Opensource Central London/Hybrid Competitive Salary - £85,000 - £125,000 negotiable depending on experience plus full benefits package including attractive Bonus & Equity Overview An exciting opportunity to join an ambitious Cloud Technology organisation expanding their UK engineering team developing next-generation cloud services. They are … on building Virtual Machine offering as part of the Compute team. Ideal background is someone who has virtual machines or virtual networking experience but open to consider all strong engineers with a background in distributed systems. Technical Knowledge Required: Strong background in distributed systems and Linux systems engineering Coding … in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible, or more »
Employment Type: Permanent
Salary: £85,000
Posted:

Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
NP Group
Coding in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible … or Helm. Active engagement or contributions to the open-source community. Familiarity with software build processes and secure supply systems, like Bazel or OpenSSF. The role You will have an opportunity to team up with fellow engineers to craft tailored solutions meeting their unique challenges. Forge and refine … for software component development, aligning with team priorities and vision. Lead the charge in defining and achieving our technical benchmarks Seamlessly integrate and upkeep open-source components within our evolving tech stack. more »
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Software Engineer

london, south east england, United Kingdom
Hybrid / WFH Options
NP Group
Coding in programming languages such as C, C++, Golang or Rust. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate etc. Hands-on exp. with IaC tools and automation, such as Terraform, Ansible … or Helm. Active engagement or contributions to the open-source community. Familiarity with software build processes and secure supply systems, like Bazel or OpenSSF. The role You will have an opportunity to team up with fellow engineers to craft tailored solutions meeting their unique challenges. Forge and refine … for software component development, aligning with team priorities and vision. Lead the charge in defining and achieving our technical benchmarks Seamlessly integrate and upkeep open-source components within our evolving tech stack. more »
Posted:

Senior Application Engineer

London Area, United Kingdom
Hybrid / WFH Options
Climate Policy Radar
About us Climate Policy Radar is on a mission to organise, analyse, and democratise the world’s climate law and policy data. We build open databases and research tools so people can discover, understand and generate data-driven insights on public laws and policies. Our work helps governments, researchers … to enhance accountability, and promote data democratisation, transforming our search engine into a virtual research assistant for the climate world, powered by a unique open knowledge graph. We are deeply embedded in the global climate and AI communities, and count some of the most important organisations and global climate … leaders amongst our users, advocates, friends and advisors. We’re a Community Interest Company, championing an open science approach that aims to promote collaboration, transparency and justice — including open code and data. We are currently around 20 people, and are embarking on a significant growth phase. Our team more »
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Senior Application Engineer

london, south east england, United Kingdom
Hybrid / WFH Options
Climate Policy Radar
About us Climate Policy Radar is on a mission to organise, analyse, and democratise the world’s climate law and policy data. We build open databases and research tools so people can discover, understand and generate data-driven insights on public laws and policies. Our work helps governments, researchers … to enhance accountability, and promote data democratisation, transforming our search engine into a virtual research assistant for the climate world, powered by a unique open knowledge graph. We are deeply embedded in the global climate and AI communities, and count some of the most important organisations and global climate … leaders amongst our users, advocates, friends and advisors. We’re a Community Interest Company, championing an open science approach that aims to promote collaboration, transparency and justice — including open code and data. We are currently around 20 people, and are embarking on a significant growth phase. Our team more »
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Senior Specialist - Software Engineering

London Area, United Kingdom
Smart IT Frame LLC
in application design, software development and testing preferably in an Agile environment Experience working with Git on small to medium sized teams Experience with open source frameworks is a plus and especially maintaining or contributing to open source projects Experience with relational and NoSQL databases including more »
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Senior Specialist - Software Engineering

london, south east england, United Kingdom
Smart IT Frame LLC
in application design, software development and testing preferably in an Agile environment Experience working with Git on small to medium sized teams Experience with open source frameworks is a plus and especially maintaining or contributing to open source projects Experience with relational and NoSQL databases including more »
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Senior Software Engineer

Croydon, England, United Kingdom
Janes
militaries, governments, and defence companies to make critical decisions. Our expert-driven tradecraft, developed over 120 years, combined with human-machine teaming, delivers assured open-source intelligence across military capabilities and order of battle, equipment, events, countries, companies, and markets. Linking millions of assured data points, Janes data … model creates a framework of interconnected open source defence intelligence. This allows our customers to integrate all relevant data and connections into a single intelligence environment to deliver a more complete and accurate answer. Using Janes, our customers can use their scarce resource more effectively, to get to more »
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Senior Software Engineer

london (croydon), south east england, United Kingdom
Janes
militaries, governments, and defence companies to make critical decisions. Our expert-driven tradecraft, developed over 120 years, combined with human-machine teaming, delivers assured open-source intelligence across military capabilities and order of battle, equipment, events, countries, companies, and markets. Linking millions of assured data points, Janes data … model creates a framework of interconnected open source defence intelligence. This allows our customers to integrate all relevant data and connections into a single intelligence environment to deliver a more complete and accurate answer. Using Janes, our customers can use their scarce resource more effectively, to get to more »
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Senior Data Engineer

London Area, United Kingdom
Hybrid / WFH Options
HENI
engineers, data scientists, analysts), in a fast-paced and collaborative environment. You will be designing and building robust data pipelines – using the best of open-source data engineering and scientific Python toolset. Our tech stack includes Airbyte for data ingestion, Prefect for pipeline orchestration, AWS Glue for managed … you will collaborate with the team via daily stand ups, as well as engage with stakeholders at various levels across the business. We are open to the role being remote working, however we would prefer candidates who could accommodate hybrid working i.e. 2-3 days a week in the … and challenging work environment with opportunities for growth and development. A culture of innovation and continuous learning. Flexible working hours and remote work options. Open-plan and modern office located in central London. Competitive salary and benefits package. How to Apply Please submit your CV which includes a link more »
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Data Engineer

London, England, United Kingdom
Version 1
scalable and re-usable frameworks for ingestion and transformation of large data sets Integrate the end-to-end data pipeline to take data from source systems to target data repositories ensuring the quality and consistency of data is maintained at all times Work with other members of the project … using AWS or Azure such as:Azure SQL Data Warehouse, Azure Data Lake,AWS S3,AWS RDS,AWS Lambda or similar Have experience with Open Source big data products i.e.Hadoop Hive, Pig, Impala or similar Have experience with Open Source non-relational or NoSQL data repositories more »
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Data Engineer

london, south east england, United Kingdom
Version 1
scalable and re-usable frameworks for ingestion and transformation of large data sets Integrate the end-to-end data pipeline to take data from source systems to target data repositories ensuring the quality and consistency of data is maintained at all times Work with other members of the project … using AWS or Azure such as:Azure SQL Data Warehouse, Azure Data Lake,AWS S3,AWS RDS,AWS Lambda or similar Have experience with Open Source big data products i.e.Hadoop Hive, Pig, Impala or similar Have experience with Open Source non-relational or NoSQL data repositories more »
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Software Developer - Trading

London, England, United Kingdom
Playtech
their strengths, ensuring they are always working within a team that will not only challenge them but ultimately prove fulfilling. Technically, we use many Open Source technologies, keeping our tech stack cutting edge where possible. Your role as a Software Engineer will be to create and maintain applications … 2+ years professional experience using any modern programming language (preferably Python). Should have Linux/Unix experience. Have an interest in Python and Open Source technologies. Have the ability to learn on the job and show an aptitude for solving complex technical problems. Additional Information Thrive in more »
Posted:

Software Developer - Trading

london, south east england, United Kingdom
Playtech
their strengths, ensuring they are always working within a team that will not only challenge them but ultimately prove fulfilling. Technically, we use many Open Source technologies, keeping our tech stack cutting edge where possible. Your role as a Software Engineer will be to create and maintain applications … 2+ years professional experience using any modern programming language (preferably Python). Should have Linux/Unix experience. Have an interest in Python and Open Source technologies. Have the ability to learn on the job and show an aptitude for solving complex technical problems. Additional Information Thrive in more »
Posted:

Senior Full Stack Engineer

South East London, London, United Kingdom
Hybrid / WFH Options
ADLIB Recruitment
Climate Policy Radar Climate Policy Radar is on a mission to organise, analyse, and democratise the worlds climate law and policy data. We build open databases and research tools so people can discover, understand, and generate data-driven insights on public laws and policies. Our work helps governments, researchers … virtual research assistant roadmap ambition, including leveraging and productionising large language models to help researchers analyse data. Our ideal candidate will champion engineering excellence, open source, and delightful user experiences. We are looking for candidates with significant experience in highly collaborative cross-functional teams, excitement about working in … Exposure to AWS (or other cloud platform) and best practices. Experience contributing to data-dense products with complex, scaling architectural needs. Demonstrated passion for open-source software. Significant experience in highly collaborative cross-functional teams. Excitement about working in a startup/scaleup environment and all that brings. more »
Employment Type: Permanent, Work From Home
Salary: £90,000
Posted:

Quantitative Developer

London Area, United Kingdom
OLLMOO - Future Women Leaders
interview preparation to salary negotiation. Upon joining the OLLMOO Community, the talent team will contact you when your profile has been matched to an open role. Essential Qualifications : Expert knowledge in Python Experience of signal research implementation Relevant mathematical knowledge e.g. statistics, asset pricing theory, optimisation algorithms Understands portfolio … platforms with knowledge of various scripting languages Strong knowledge of one or more relevant database technologies e.g. Oracle, MongoDB Proficient with a range of open source frameworks and development tools e.g. NumPy/SciPy/Pandas, Pyramid, AngularJS, React Familiarity with a variety of programming styles (e.g. OO … with the ability to effectively manage time across multiple projects and with competing business demands and priorities. Demonstrable passion for technology e.g. personal projects, open-source involvement. How to Apply: To access opportunities with OLLMOO’s employer partners, please submit your CV at www.ollmoo.com. Once your online profile more »
Posted:

Quantitative Developer

london, south east england, United Kingdom
OLLMOO - Future Women Leaders
interview preparation to salary negotiation. Upon joining the OLLMOO Community, the talent team will contact you when your profile has been matched to an open role. Essential Qualifications: Expert knowledge in Python Experience of signal research implementation Relevant mathematical knowledge e.g. statistics, asset pricing theory, optimisation algorithms Understands portfolio … platforms with knowledge of various scripting languages Strong knowledge of one or more relevant database technologies e.g. Oracle, MongoDB Proficient with a range of open source frameworks and development tools e.g. NumPy/SciPy/Pandas, Pyramid, AngularJS, React Familiarity with a variety of programming styles (e.g. OO … with the ability to effectively manage time across multiple projects and with competing business demands and priorities. Demonstrable passion for technology e.g. personal projects, open-source involvement. How to Apply: To access opportunities with OLLMOO’s employer partners, please submit your CV at www.ollmoo.com. Once your online profile more »
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Senior Software Engineer

London Area, United Kingdom
NP Group
Linux Systems Engineering and meet some of the following criteria: employed by FAANG companies and/or outstanding educational background and/or strong open source contributions and/or worked on virtual machines, network programming , etc). Technical Knowledge Required: Proficiency in distributed systems and Linux systems …/or on virtual server technologies, virtual networking technologies, network programming. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate and the like. Hands-on with infrastructure-as-code tools and automation, such more »
Posted:

Senior Software Engineer

london, south east england, United Kingdom
NP Group
Linux Systems Engineering and meet some of the following criteria: employed by FAANG companies and/or outstanding educational background and/or strong open source contributions and/or worked on virtual machines, network programming , etc). Technical Knowledge Required: Proficiency in distributed systems and Linux systems …/or on virtual server technologies, virtual networking technologies, network programming. Experience in building and enhancing compute, storage, and data platforms with exposure to open source products like Kubernetes, Knative, Ceph, Rook, Cassandra, Spark, Nate and the like. Hands-on with infrastructure-as-code tools and automation, such more »
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Senior C++ Engineer

London, United Kingdom
Searchability (UK) Ltd
code review processes. Contribute to cross-platform development (Windows, Linux, Android, iOS, Mac) using CMake. Utilize unit testing frameworks like GTest/Catch and open-source libraries such as Boost and OpenCV. Work with .NET Core and Restful API, and proficiency in scripting languages like Python. Implement complex … Proven experience in software development in a commercial environment. Strong proficiency in modern C++ development and cross-platform development. Familiarity with unit testing frameworks, open-source libraries, and code review processes. Working knowledge of .NET Core, Restful API, and scripting languages. Passion for problem-solving and a commitment more »
Employment Type: Permanent
Salary: £65,000
Posted:

Senior Full Stack Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Be Technology
career-driven Senior Full Stack Developer working TypeScript to join their development team on a permanent basis. The ideal candidate will be passionate about open-source software, blockchain technology, decentralised finance (DeFi), and self-sovereign identity (SSI). As a key member of their team , you will collaborate … directly with lead engineers, taking charge of API's and user-facing application design and development. This position requires active participation in open-source initiatives and effective communication with developers within the ecosystem. This is a fully remote position that will allow you to work anywhere within the more »
Employment Type: Permanent, Work From Home
Salary: £75,000
Posted:
Open Source
London
10th Percentile
£54,750
25th Percentile
£65,000
Median
£82,500
75th Percentile
£112,500
90th Percentile
£138,750