1 to 25 of 27 Permanent Open Source Jobs in the South East

Principal Engineer

Hiring Organisation
Synergetic Recruitment Group Limited
Location
Chelmsford, Essex, South East, United Kingdom
Employment Type
Permanent
tracing systems Design and optimise high-throughput data pipelines and storage layers Implement strategies such as sampling, aggregation, and down-sampling Extend and enhance open-source observability tools at scale Partner with engineering teams to standardise tooling and improve adoption Drive reliability, scalability, and cost optimisation across … Experience with service mesh technologies (e.g. Istio/Envoy) Ability to operate as a technical authority and trusted advisor across teams Nice to Have Open-source or CNCF contributions Experience using AI tools to improve engineering efficiency Why Join Be the go-to expert shaping a large-scale ...

UK CTAC Analyst Tier 2

Hiring Organisation
DXC Technology
Location
Farnborough, Hampshire, United Kingdom
Employment Type
Full Time
Salary
22000-52000
potential security incidents by conducting deeper analysis on correlated events and identifying patterns or anomalies that may indicate suspicious or malicious activity. Use OSINT (Open-Source Intelligence) to enrich contextual data and enhance detection capabilities, contributing to a proactive stance on emerging threats. Monitor the threat landscape … tools such as basic XDR platforms. Able to demonstrate proficient knowledge using Kusto Query Language (KQL) to search and filter logs effectively. Familiar with open-source intelligence (OSINT) techniques to aid in identifying potential threats and gathering information. Able to communicate clearly and efficiently with team members ...

Domain Abuse Operational Analyst

Hiring Organisation
Jobleads-UK
Location
Oxford, England, United Kingdom
desire to build hands‐on experience and develop their skills further. What You’ll Be Doing Investigating domain abuse reports using internal tools and opensource intelligence (OSINT), escalating complex cases when needed Supporting operational workflows and identifying ways to improve our tools, processes and automation Assisting … decisions. Curious and analytical mindset with a strong interest in cyber threats and online safety Understanding of using tools like WHOIS/RDAP and opensource intelligence platforms Strong communicator with the ability to summarise investigations clearly and accurately Comfortable following standard operating procedures and suggesting improvements Nice ...

Principle Java Engineer

Hiring Organisation
Profile 29
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
case-management or service-orchestration platforms Understanding of agentic AI capabilities and how they can complement workflow automation Experience mentoring developers or contributing to open-source Camunda extensions Already holding UK security clearance (SC, DV, eDV) Other Stuff NB: Please only apply if you are a UK National ...

Java Engineer

Hiring Organisation
Profile 29
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
case-management or service-orchestration platforms Understanding of agentic AI capabilities and how they can complement workflow automation Experience mentoring developers or contributing to open-source Camunda extensions Already holding UK security clearance (SC, DV, eDV) Other Stuff NB: Please only apply if you are a UK National ...

Senior Software Engineer

Hiring Organisation
Gold Group
Location
Crawley, West Sussex, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum
experience with Angular, JavaScript, HTML5, CSS3. Hands-on experience with Docker, Kubernetes, and CI/CD pipelines (Azure DevOps or similar). Familiarity with open-source tools, cloud platforms, and infrastructure automation. Understanding of software design patterns, asynchronous programming, and event-driven systems. Bonus: experience in regulated industries ...

Principal Technical Consultant - Automation

Hiring Organisation
TEN10 SOLUTIONS LIMITED
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
implement innovative approaches across diverse client delivery landscapes. Design & Develop: Build and support automation and/or performance test frameworks using a variety of open-source, commercial, and bespoke solutions. Leadership & Mentorship: Lead a team of Quality Engineers, providing technical advice and supporting their professional learning and development. ...

Data Scientist

Hiring Organisation
Oscar Technology
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
customer-facing AI tools, leveraging large language models and modern machine learning techniques. While the organisation operates in a regulated environment, they are open to candidates from a range of industry backgrounds, financial services experience is beneficial but not essential. Key Responsibilities Design, build, and deploy Generative AI solutions … with Generative AI (LLMs, prompt engineering, embeddings) Experience using frameworks such as LangChain, LlamaIndex, or similar Experience integrating with model APIs (e.g. OpenAI or open-source alternatives) Exposure to cloud environments (AWS, GCP or Azure) Strong problem-solving skills and a pragmatic, delivery-focused mindset Ability to work ...

AI Engineer

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
agentic systems Familiarity with secure-by-design development principles (ISO 27001, NIST, OWASP) Experience in defence, national security, or similarly regulated environments Contributions to open-source AI/ML projects Soft Skills Delivery-focused - you ship working systems, not prototypes Comfortable operating across the stack when needed Strong ...

Chief Technology Officer (CTO)

Hiring Organisation
Jobleads-UK
Location
Havant, England, United Kingdom
defining agency technology offerings or service lines. Exposure to multiple industry verticals. Experience with AI applications, automation, or emerging technology R&D. Contributions to opensource projects or thought leadership within the tech community. How to apply Please submit your CV and a covering letter outlining your relevant ...

DevOps

Hiring Organisation
Apache Associates
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
thrives in high-performance environments and is passionate about scalability, resilience, and secure systems design. Key Responsibilities Develop and customise DevOps tools, leveraging open-source technologies and programming languages such as Java, Python, and/or Go Manage, optimise, and secure diverse data stores, including object storage, inverted ...

Lead Systems Developer

Hiring Organisation
Rise Technical Recruitment
Location
Redhill, Surrey, United Kingdom
Employment Type
Permanent
value added services across satellite, mobile and terrestrial networks. You will take a lead role in system design and development, working with bespoke and open source technologies to enhance in house platforms and customer solutions. Working closely with senior technical leadership, you will mentor developers, shape development standards ...

Application Engineer III - Java

Hiring Organisation
Hays
Location
Slough, Berkshire, UK
takes: Experience in Test Driven Development and strong knowledge of Java (17 or higher), Spring Boot, Spring MVC, RESTFul API implementation, GraphQL, and open-source frameworks Experience in software development using cloud technologies (AWS preferred) Knowledge of build/deployment/testing/logging/monitoring tools ...

Infrastructure Engineer

Hiring Organisation
Lane Clark and Peacock LLP
Location
Winchester, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
baselines that enable approved teams to self-serve cloud resources efficiently Build and support infrastructure solutions across compute, storage, networking, physical infrastructure, software, COTS, open-source tools, and virtual and cloud environments including IaaS, PaaS and SaaS Proactively automate manual or repetitive infrastructure tasks to reduce time spent ...

Cloud Architect- eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £120,000 per annum, Negotiable
commute to London.- Experience as a hands-on cloud architect CLOUD ARCHITECT ESSENTIAL SKILLS- Expertise in delivering AWS Cloud native solutions- Background in Open-source technologies and frameworks- Experience with micro-service based architectures- Experience working with structured architecture approaches (TOGAF or SAFe)- Leadership and stakeholder management experience ...

Lead Developer

Hiring Organisation
Reed
Location
Redhill, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £55,000 per annum, Inc benefits
mentoring developers, and driving best practice across modern software delivery. You will be leading development across Linux based systems, working with both bespoke and open source technologies, and playing a key role in the ongoing evolution of in house platforms covering areas such as VoIP, networking services, traffic ...

Software Engineer

Hiring Organisation
Matchtech
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum
candidates will design, implement, and maintain high-quality software solutions in an agile environment. You will work primarily in C++ using modern tools and open source frameworks, contributing to innovative software for advanced navigation and important systems. Key Responsibilities: Capture and evaluate technical requirements, estimating delivery timescales ...

Research Science - Human Attention

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
images, video, 3D scenes, and gaze signals.Translating research ideas into practical prototypes with support from a small engineering-focused team.Contributing ideas proactively in an open, research-driven environment. Your Skills and Experience PhD, near-complete PhD, in machine learning, computer vision, AI, cognitive science, neuroscience, HCI, robotics … related field. Evidence of strong research output such as publications at leading computer vision or AI venues, patents, or substantial open-source contributions. Strong hands-on experience with Python and modern deep learning frameworks, ideally PyTorch. Ability to design, run, and evaluate machine learning experiments independently. A genuine ...

Senior Security Software Engineer

Hiring Organisation
Keysight Technologies
Location
Fleet, England, United Kingdom
analysis capabilities for the Keysight SBOM Manager solution. This role focuses on identifying software components, dependencies, and security-relevant metadata from compiled artifacts where source code, package manifests, or traditional package-manager metadata may be unavailable or incomplete. The ideal candidate has strong systems programming skills, experience analyzing compiled … implement production-quality analysis engines, parsers, heuristics, and supporting services. Build capabilities that improve SBOM accuracy, dependency identification, vulnerability mapping, and component provenance. Evaluate open-source and proprietary tooling for binary analysis, firmware extraction, reverse engineering, and SCA workflows. Work with product, research, and engineering teams to turn ...

Principal Embedded Software Engineer I

Hiring Organisation
Jobleads-UK
Location
Milton Keynes, England, United Kingdom
optimizing I/O performance. Providing post-production/in-orbit customer support. Interfacing with hardware design and development engineers. Assessing third-party and open-source software. JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS A Bachelor of Science (BS) or Master of Science (MS) degree in Computer Science, Electrical Engineering ...

Embedded Software Engineer

Hiring Organisation
Sanderson
Location
Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
project requirements, system design and test and integration phase alongside modern DevOps practices. Knowledge of latest System on Chip devices, Software Defined Radio and open-source frameworks such as OpenCPI Comprehension of Digital Signal Processing algorithms and modelling and simulation tools such as MATLAB & Simulink Experience in hardware ...

Junior DevOps Engineer

Hiring Organisation
Bentley Whitaker Search and Selection
Location
Reading, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £45,000 per annum
passionate software engineering team in a role which will give you the opportunity to grow your engineering skills. Candidates require enthusiasm for Open Source software and hardware with experience in Linux. You might have an academic background in Computing, Applied Sciences, Mathematics, or related subjects, or just have ...

Web Application Developer

Hiring Organisation
Shepherd Reardon
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £40,000 per annum
preferably in a science/engineering/numerate discipline you will have least 1 year of hands-on C# development or other open-source software development which could have been obtained during university studies or your personal time. Additionally you must have experience of working on a website ...

Embedded Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
Hampshire, South East, United Kingdom
Employment Type
Permanent
project requirements, system design and test and integration phase alongside modern DevOps practices. Knowledge of latest System on Chip devices, Software Defined Radio and open-source frameworks such as OpenCPI Comprehension of Digital Signal Processing algorithms and modelling and simulation tools such as MATLAB & Simulink Experience in hardware ...

Senior Firmware Engineer

Hiring Organisation
Platform Recruitment Limited
Location
Sandy, Bedfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£95,000
Several years of commercial experience in cellular or RF firmware. Bonus Skills Familiarity with TI DSP architecture or Xilinx SoC development toolchains Experience with open-source SDR tools like srsRAN or PCI-based host-to-DSP communication architectures. If you are a proactive problem-solver ready to take ...