GG
Posted 16 Jun 2026
OS Software Developer
Guidant Global
📍 London, GB
Contract
Job description
Software Engineer - Open Source Specialist
Location:
Gloucestershire Contract Type:
Contract
About the Role
Guidant Global is partnering with our client to recruit an experienced
Software Engineer with strong open-source expertise . You'll join a small, highly skilled technical team delivering bespoke, open-source-driven solutions across multiple platforms, including cloud environments and disconnected networks. This role is ideal for someone who thrives in collaborative engineering environments, enjoys solving complex problems, and is passionate about building scalable, secure, and high-performance applications.
Key Responsibilities
Develop high-quality software for client projects, working individually or as part of a development team Collaborate with technical leads and product owners to interpret and deliver against technical requirements Engage directly with clients to gather requirements and propose innovative solutions Contribute to all aspects of the software development lifecycle Produce detailed technical documentation and design specifications Share expertise with colleagues, supporting a culture of continuous learning Work alongside or directly within client teams when required Drive improvements in development approaches, code quality, and delivery standards
Required Qualifications
Bachelor's degree in Computer Science, Software Engineering, or equivalent experience Proven experience contributing to or managing open-source projects
Experience & Technical Skills
Essential
Strong proficiency in
Go, Python, or JavaScript Experience with Linux-based operating systems (RHEL, Rocky, Debian, Ubuntu) Hands-on experience with Git and open-source platforms (GitHub/GitLab) Ability to build and deploy scalable applications or libraries Strong debugging, problem-solving, and performance optimisation skills Understanding of open-source licensing (MIT, GPL, Apache) Experience with cloud platforms such as
AWS or Azure Ability to create clear, comprehensive technical documentation Experience working within development teams on both minor and major projects Background developing robust, scalable, secure enterprise systems Experience across the full software development lifecycle Ability to follow fast, iterative development approaches Understanding of build & release management using tools like
Maven, NPM, PyPI, Ansible Experience using Atlassian toolsets (Jira, Confluence, etc.)
Desirable
Experience with containerisation and orchestration (Docker, Kubernetes) Understanding of Agile sprint planning and cross-team collaboration Ability to take on technical leadership responsibilities Stakeholder engagement across technical and non-technical functions Knowledge of CI/CD tools, scripting languages, database technologies, messaging technologies Experience with vulnerability research
Behavioural Competencies
Strong communication skills, able to engage effectively with both technical and non-technical audiences Collaborative team player who shares knowledge openly Proactive approach to problem-solving and client engagement Adaptable, innovative, and comfortable working in fast-paced environments
Why Join Through Guidant Global?
Guidant Global is a trusted partner in connecting talented professionals with impactful, forward-thinking organisations. We support you throughout the recruitment process, offering transparent communication and a people-first approach.
Guidant Global is acting as an Employment Business in relation to this vacancy.
TPBN1_UKTJ
Location:
Gloucestershire Contract Type:
Contract
About the Role
Guidant Global is partnering with our client to recruit an experienced
Software Engineer with strong open-source expertise . You'll join a small, highly skilled technical team delivering bespoke, open-source-driven solutions across multiple platforms, including cloud environments and disconnected networks. This role is ideal for someone who thrives in collaborative engineering environments, enjoys solving complex problems, and is passionate about building scalable, secure, and high-performance applications.
Key Responsibilities
Develop high-quality software for client projects, working individually or as part of a development team Collaborate with technical leads and product owners to interpret and deliver against technical requirements Engage directly with clients to gather requirements and propose innovative solutions Contribute to all aspects of the software development lifecycle Produce detailed technical documentation and design specifications Share expertise with colleagues, supporting a culture of continuous learning Work alongside or directly within client teams when required Drive improvements in development approaches, code quality, and delivery standards
Required Qualifications
Bachelor's degree in Computer Science, Software Engineering, or equivalent experience Proven experience contributing to or managing open-source projects
Experience & Technical Skills
Essential
Strong proficiency in
Go, Python, or JavaScript Experience with Linux-based operating systems (RHEL, Rocky, Debian, Ubuntu) Hands-on experience with Git and open-source platforms (GitHub/GitLab) Ability to build and deploy scalable applications or libraries Strong debugging, problem-solving, and performance optimisation skills Understanding of open-source licensing (MIT, GPL, Apache) Experience with cloud platforms such as
AWS or Azure Ability to create clear, comprehensive technical documentation Experience working within development teams on both minor and major projects Background developing robust, scalable, secure enterprise systems Experience across the full software development lifecycle Ability to follow fast, iterative development approaches Understanding of build & release management using tools like
Maven, NPM, PyPI, Ansible Experience using Atlassian toolsets (Jira, Confluence, etc.)
Desirable
Experience with containerisation and orchestration (Docker, Kubernetes) Understanding of Agile sprint planning and cross-team collaboration Ability to take on technical leadership responsibilities Stakeholder engagement across technical and non-technical functions Knowledge of CI/CD tools, scripting languages, database technologies, messaging technologies Experience with vulnerability research
Behavioural Competencies
Strong communication skills, able to engage effectively with both technical and non-technical audiences Collaborative team player who shares knowledge openly Proactive approach to problem-solving and client engagement Adaptable, innovative, and comfortable working in fast-paced environments
Why Join Through Guidant Global?
Guidant Global is a trusted partner in connecting talented professionals with impactful, forward-thinking organisations. We support you throughout the recruitment process, offering transparent communication and a people-first approach.
Guidant Global is acting as an Employment Business in relation to this vacancy.
TPBN1_UKTJ