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1 month ago Be among the first 25 applicantsSII Group delivers Digital Services, IT, Engineering, and Consulting to diverse industries, enabling digital transformation through our commitment to Growth, People, and CSR.
With over 16,000 professionals across 21 countries, we’re recognised as a “Great Place to Work” for fostering a high-trust culture. Our core values of
Trust ,
Commitment, Accountability, Passion, Creativity, and Transparency
drive our work package delivery, ensuring we meet and exceed client expectations as a committed partner.
Since 2016, SII UK has supported top Aerospace and Defence, Aviation, Transportation, and Finance clients, empowering digital transformation with industry-leading engineering expertise.
Let’s Tech Together
is our promise to encourage innovation and teamwork. We support our engineers with development opportunities and a collaborative, inclusive environment where every voice is valued and empowered.
#Let''sTechTogether
THE OPPORTUNITY
We''re looking for an experienced and thoughtful software engineer to help design and deliver reliable, high-integrity systems at scale. You''ll be working within a multidisciplinary team on distributed systems that operate in safety-critical environments. This is a role that combines strong technical ability with attention to detail and a proactive mindset. If you take pride in building dependable software, enjoy contributing to robust engineering practices, and value working alongside others who care about quality and safety, this could be the perfect fit for you. We welcome applicants who enjoy mentoring, collaborative problem solving, and continuous improvement.
Experience And Skills
Software Engineer – Safety-Critical and Distributed Systems
What You’ll Bring To The Team
Ability to obtain SC Clearance with no caveats, or already in possession of thisAvailability for 5 days on-site preferred, with flexibility for 3 days on-site once established in the roleProven experience designing large distributed systemsAt least 5 years'' experience in professional software engineeringSolid programming expertise in C/C++Additional experience working with Java in complex environmentsUnderstanding of safety-critical or safety-related software systems, Experience with standards such as IEC 61508 (preferred), or IEC 62304 / IEC 26262Strong knowledge of high-integrity coding practices including unit testing and static analysisExperience with structured software development lifecycles for regulated systemsConfidence in writing and maintaining clear technical documentationFamiliarity with Software Failure Mode and Effects Analysis (FMEA)Background in defence or secure systems is a huge bonusHands-on experience using Requirements Management tools such as DOORS or Polarion
Desirable Experience
Understanding of UML and software modelling methodsKnowledge of embedded systemsFurther experience in the defence industryFamiliarity with Atlassian tools such as Jira, Confluence, and BitbucketExperience working in virtualisation and containerised environmentsUnderstanding of IP networking protocolsExposure to CI/CD pipelines and tools like Jenkins or JFROG Artifactory
Why join us? We believe great engineering happens in supportive, well-balanced teams. You’ll work alongside people who are passionate about quality and safety, and who value each other’s contributions. Whether you’re mentoring others, deepening your own expertise, or shaping the architecture of secure systems, your work will have a meaningful impact. We foster an environment where diverse perspectives are encouraged and respected, because we know that innovation thrives when everyone has a voice. Think you meet some but not all the criteria? Please feel free to still apply and we can take your CV in to consideration.
Benefits
Competitive Basic Salary6% Employers Contribution + 6% as a salary sacrificePrivate Medical Insurance, Life Cover and Income Protection25 days holiday5 days full sick pay per yearFlexible workingCycle to Work and TechSchemeContinuous professional developmentCorporate access to the Udemy platformIf you''re applying for a role requiring security clearance, please be aware that foreign or dual nationality is not an automatic bar, however certain posts may have restrictions which could affect those who do not have sole British nationality or who have personal connections with certain countries outside the UK.
http://www.groupe-sii.com/enSeniority level
Seniority level Mid-Senior levelEmployment type
Employment type Full-timeJob function
Job function Engineering and Information TechnologyIndustries IT Services and IT ConsultingReferrals increase your chances of interviewing at Groupe SII by 2xGet notified about new Software Architect jobs in
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