Permanent Open Source Job Vacancies

501 to 525 of 2,416 Permanent Open Source Jobs

Application Engineer - FinTech, Payments

London, England, United Kingdom
Amazon
of ownership, technical architecture, and project delivery. Position Responsibilities: Design, build and extend applications. Design and develop solutions and support multiple applications within the Oracle e-business suite and open source technologies as required. Develop technical specifications. Configure standard applications. Modify standard forms and reports. Develop new forms and reports. Develop interfaces in and out of the e More ❯
Posted:

Backend engineer (Fin-tech)

London, England, United Kingdom
Dazzle London
got more? Experience with micro frontends vs single SPA. Experience with unit and integration testing. Experience with Python or NodeJS. An interest in financial markets and investment. Passion for open-source technology and engaging with the wider technology community. Bachelor’s/Master’s degree in computer science, engineering, or a related subject is preferred. #J-18808-Ljbffr More ❯
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Software Engineer II - MLOps London, United Kingdom

London, United Kingdom
TripAdvisor LLC
Kubernetes for hosting models, Argo and Git for CI/CD automation, Spark for big data processing. This is a rapidly changing field and we are deeply involved in open source community to help shape the technology evolution and are constantly looking for components to adopt in order to enhance our platform. What you'll do: Develop across More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Lead Software Engineer

Leeds, England, United Kingdom
Anson McCade
solutions to major cloud platforms such as AWS, Azure, or Google Cloud. Familiarity with database systems, data modelling, and SQL/NoSQL technologies. Comfortable working with a range of open-source tools and frameworks. Experience with observability tools like DataDog, Prometheus, or StackDriver. Knowledge of test automation frameworks and practices. Why This Role Stands Out No sales responsibilities More ❯
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MLOps Engineer II (Remote or Hybrid)

London, United Kingdom
Hybrid / WFH Options
TripAdvisor LLC
Kubernetes for hosting models, Argo and Git for CI/CD automation, Spark for big data processing. This is a rapidly changing field and we are deeply involved in open source community to help shape the technology evolution and are constantly looking for components to adopt in order to enhance our platform. What you'll do: Develop across More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Junior Python Developer - Active Full Scope Poly with Security Clearance

Chantilly, Virginia, United States
TOMORROW HIRE
Collaborate with the Chief Engineer and Technical Leads to translate requirements into user stories and develop new functionality within existing software systems. - Implement Python-based data processing functionality using open-source libraries such as PySpark, Pandas, and NumPy. - Build automated test frameworks using PyTest and mocking tools to ensure code quality within CI/CD deployment pipelines. - Develop More ❯
Employment Type: Permanent
Salary: USD 180,000 Annual
Posted:

Software Engineer

London, United Kingdom
Icon Solutions Ltd
technology that empower customers to solve problems, fight complexity and embrace change. Icon has applied its payments, technical and integration expertise to create IPF: a low-code, cloud-native, open-source technology platform to accelerate payments transformation. Icon's clients include leading global banks such as BNP Paribas, HSBC, NatWest and Lloyds Banking Group. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Platform Engineer

United Kingdom
Hybrid / WFH Options
CATCHES
backend scales, real-time services or hybrid cloud/bare-metal deployments. Strong grasp of event-driven designs and messaging (Pub/Sub, RabbitMQ, Kafka, etc.). Contributions to open-source DevOps or cloud-native projects. Knowledge of WebGL/3D pipelines and asset-build tooling. WHAT WORKING WITH CATCHES LOOKS LIKE Fully remote-first, async-friendly, with More ❯
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Senior GIS Consultant

Greater Manchester, England, United Kingdom
Hybrid / WFH Options
SR2 | Socially Responsible Recruitment | Certified B Corporation™
of geospatial systems and datasets Familiarity with cloud-hosted environments and spatial data management (e.g., PostGIS, GeoJSON, WMS/WFS) Hands-on experience with GIS platforms and toolsets , both open source and proprietary Scripting experience (e.g., Python ) to automate spatial data handling or analysis Experience working in Agile, multidisciplinary teams , delivering complex digital services ⭐ Desirable (But Not Essential More ❯
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Staff Backend Engineer - ML Platform

London, England, United Kingdom
Lightricks
gap between imagination and creation, Lightricks is dedicated to bringing cutting-edge technology to the creative and business spaces. Our advanced AI photo and video generation models, including our open-source LTXV model, power our apps and platforms including Facetune, Photoleap, Videoleap, and LTX Studio, allowing creators and brands to leverage the latest research breakthroughs, offering endless control More ❯
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Senior GIS Consultant

London, England, United Kingdom
Hybrid / WFH Options
ZipRecruiter
of geospatial systems and datasets Familiarity with cloud-hosted environments and spatial data management (e.g., PostGIS, GeoJSON, WMS/WFS) Hands-on experience with GIS platforms and toolsets , both open source and proprietary Scripting experience (e.g., Python ) to automate spatial data handling or analysis Experience working in Agile, multidisciplinary teams , delivering complex digital services Desirable (But Not Essential More ❯
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Software Developer – Backend Content

London, England, United Kingdom
Playtech
professional experience with any modern programming language (preferably Python, C/C++, or C#). Possess experience working with Linux or Unix systems. Demonstrate an interest in Python and open-source technologies. Are able to learn on the job and show an aptitude for solving complex technical problems. You'll get extra points for... Solid experience with relational More ❯
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Mid-Level Python Developer - Active Full Scope Poly with Security Clearance

Chantilly, Virginia, United States
TOMORROW HIRE
Chief Engineer and Technical Leads to translate mission requirements into detailed user stories and functional components. - Design, develop, and implement software features to interface with both existing systems and open-source technologies. - Build and maintain automated test frameworks using PyTest and mocking techniques to support CI/CD pipelines and ensure robust deployments. - Develop and maintain Python-based More ❯
Employment Type: Permanent
Salary: USD 220,000 Annual
Posted:

Software Architect

Bath, England, United Kingdom
JR United Kingdom
InfluxDB, Grafana, Telegraf Knowledge or experience of working in, or systems/processes used in, a supply chain/logistics environment would be advantageous. “Extracurricular” developer activities such as open source projects, personal projects, blogs, online training courses What we have to offer you; Salary: £negotiable, depending on skills and experience Pension Private Health Insurance - BUPA Life assurance More ❯
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Software Architect

Ipswich, England, United Kingdom
JR United Kingdom
InfluxDB, Grafana, Telegraf Knowledge or experience of working in, or systems/processes used in, a supply chain/logistics environment would be advantageous. “Extracurricular” developer activities such as open source projects, personal projects, blogs, online training courses What we have to offer you; Salary: £negotiable, depending on skills and experience Pension Private Health Insurance - BUPA Life assurance More ❯
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Controllers - London - Associate - Software Engineering

London, England, United Kingdom
Vodafone
This is meant to cover most programming positions in Engineering, and include positions that were previously considered business software engineers, platform engineers, and quality assurance engineers. Combine the best open source software, databases, cloud solutions, and programming languages, to solve problems and provide accurate, complex, scalable applications that help our business and clients gain new insights. As a More ❯
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NatSec Cloud Engineer (SFIA4)

London, England, United Kingdom
Hybrid / WFH Options
Zaizi Ltd
Zaizi is looking for a Natsec Cloud Engineer who has demonstrable experience of automating the software delivery pipeline within a highly scalable system that relies heavily on open source technologies. At Zaizi, we thrive on solving complex challenges through creative thinking and the latest tools and tech. Our culture is inclusive, modern, friendly and innovative. We seek bright More ❯
Posted:

Senior Data Engineer - eFinancialCareers

London, England, United Kingdom
ZipRecruiter
standards. You’ll have: Proven experience as a Senior Data Engineer, with a strong portfolio of building real-time data systems using modern approaches. Extensive experience with Python including open-source data libraries and frameworks such as Panadas and messaging systems, along with proficiency in building out modern data warehouses. Proficient with SQL. Good understanding of cloud-based More ❯
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Senior Backend Developer (Node.js) / SRE

London, England, United Kingdom
Hybrid / WFH Options
Binance
with tools such as Docker, Nginx, Prometheus, Grafana, etc. Experience with using time series databases Understanding of low-level programming languages such as C, C++, Rust, etc. Contributed to open source projects Why Binance Shape the future with the world’s leading blockchain ecosystem Collaborate with world-class talent in a user-centric global organization with a flat More ❯
Posted:

AI Product and Research Engineer

London, England, United Kingdom
Capital.com
one orchestration/deployment platform; Excellent communication and ability to frame AI solutions in business terms. Nice-to-have: Familiarity with database systems (PostgreSQL, MongoDB) and caching layers (Redis); Open-source contributions or published AI demos; Understanding of cost-optimization, monitoring for LLM usage and model-API trade-offs; Familiarity with prompt engineering best practices and “vibe-coding More ❯
Posted:

Principal Performance Engineer 618

London, United Kingdom
Hybrid / WFH Options
Protegrity USA, Inc
At Protegrity, we lead innovation by using AI and quantum-resistant cryptography to transform data protection across cloud-native, hybrid, on-premises, and open source environments. We leverage advanced cryptographic methods such as tokenization, format-preserving encryption, and quantum-resilient techniques to protect sensitive data. As a global leader in data security, our mission is to ensure that More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Data Scientist

London, United Kingdom
Chambers & Partners
functional setting-and is eager to deliver meaningful results in a short time frame. Main Duties and Responsibilities Spearhead and execute complex data science projects using a combination of open-source and cloud tools, driving innovation and delivering actionable insights. Develop and deploy advanced machine learning models using cloud-based platforms. Collaborate with product managers and designers to More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

REF044 - Principal Test Consultant - Automation

London, United Kingdom
Hybrid / WFH Options
Ten10 Group
team to success and leading by example. What You'll Be Doing Design and Develop: Build and support automation or performance test frameworks using the most appropriate solutions. Whether open source or commercial, or a combination . Collaborate with Clients: Work closely with clients to understand their requirements and create tailored QA strategies. Provide Expert Insights: Conduct technical More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Test Consultant - Automation

South East London, London, United Kingdom
Hybrid / WFH Options
TEN10 SOLUTIONS LIMITED
your team to success and leading by example. What Youll Be Doing Design and Develop: Build and support automation or performance test frameworks using the most appropriate solutions. Whether open source or commercial, or a combination . Collaborate with Clients: Work closely with clients to understand their requirements and create tailored QA strategies. Provide Expert Insights: Conduct technical More ❯
Employment Type: Permanent, Work From Home
Posted:

Principal Automation Consultant

London, England, United Kingdom
Hybrid / WFH Options
First State Bank - Michigan
team to success and leading by example. What You’ll Be Doing Design and Develop: Build and support automation or performance test frameworks using the most appropriate solutions. Whether open source or commercial, or a combination . Collaborate with Clients: Work closely with clients to understand their requirements and create tailored QA strategies. Provide Expert Insights: Conduct technical More ❯
Posted:
Open Source
10th Percentile
£50,000
25th Percentile
£62,281
Median
£73,000
75th Percentile
£101,063
90th Percentile
£130,500