SII Group UK

3 Jobs

42 Employees

About the Company

SII is a leading & trusted technology partner with over 10000+ professionals on-board. We strive to provide high value-added solutions for many large blue-chip corporations in which, SII have been supporting for more than 40 years. The Group relies upon our team of invaluable Engineers & Subject Matter Experts utilizing cutting edge technology whilst working alongside essential quality standards to carry out its activities in the following industries (not limited to):

• Aerospace & Defence
• Transportation
• Telecommunication
• Energy
• Automotive
• Banking & Insurance

The SII Group has opted for a corporate structure that offers the responsiveness and flexibility associated with local-level services and retained industry knowledge, with nine regional offices in eighteen countries across four continents, all of which have access to all the Group’s operational resources and can provide effective services to major international operations.

Due to expansion, SII UK was established in 2016 and has already experienced year on year growth. If you want to work for a company passionate about technology, innovation and all-round forward thinking and have experience in the following technical areas: Software Design/Development/Integration/Verification/Validation/Qualification/Test, Firmware Engineering, Hardware Engineering, Systems Engineering, 1st/2nd/3rd Level IT/IS Support, Cyber Security & Project Management then reach out.

Listed Jobs

Company Name: SII Group UK
Job Title: Software Engineer
Job Description: SII 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, Transparency, and Quality drive our work package delivery, ensuring we meet and exceed client expectations as a committed partner.

Since 2016, SII UK has supported top Aerospace & 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.

THE OPPORTUNITY

SII are seeking an experienced and motivated Software Engineer to join our dynamic team working on cutting-edge space programmes. This role will involve developing, testing, and validating software solutions for space applications.

KEY RESPONSIBILITIES:

Develop, review, and maintain Software Requirements Specifications (SRS).
Execute Requirements-Based Validation (RB Validation) to ensure software meets requirements.
Address Non-Sufficient Verification Failures (NSVF) and improve verification processes.
Create UML diagrams for system design and documentation.
Write and maintain software code in languages like C++, Java, or Python.
Develop and execute unit tests to validate software components.
Conduct Technical Specification Validation (TS Validation) to ensure adherence to technical standards.
Collaborate with cross-functional teams for seamless integration.
Maintain detailed documentation for designs, tests, and validations.
Ensure compliance with industry standards (e.g., DO-178C, ECSS).

SKILLS REQUIRED:

Expertise in SRS, RB Validation, and NSVF management.
Proficiency in UML modeling for system design.
Strong coding skills in C++, Java, Python.
Experience in unit testing and TS Validation.
Excellent collaboration and problem-solving skills.
Attention to detail and commitment to software quality.

EXPERIENCE REQUIRED:

Degree in Computer Science, Software Engineering, Aerospace Engineering, or related field.
5+ years of experience in software engineering, preferably in aerospace or space projects.
Hands-on experience with SRS, RB Validation, and NSVF management.
Proficient in coding (C++, Java, Python) and UML modelling.
Experience with unit testing, TS Validation, and space industry standards (e.g., DO-178C, ECSS).
Proven ability to work in multidisciplinary teams.

BENEFITS:

Competitive Basic Salary
6% Employers Contribution + 6% as a salary sacrifice
Private Medical Insurance, Life Cover and Income Protection
25 days holiday
5 days full sick pay per year
Flexible working
Cycle to Work & TechScheme
Continuous professional development
Corporate access to the Udemy platform
If 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/en

Hertfordshire, United Kingdom

Hybrid

03-04-2025

Company Name: SII Group UK
Job Title: Software Engineer C++
Job Description: SII 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, Transparency, and Quality drive our work package delivery, ensuring we meet and exceed client expectations as a committed partner.

Since 2016, SII UK has supported top Aerospace & 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

As a Software Engineer, you will be part of a dynamic team responsible for developing software components in accordance with the Software Development Plan and agreed-upon requirements. You will contribute to the design, implementation, and maintenance of high-quality software solutions.

KEY RESPONSIBILITIES:

Deliver agreed tasks as executable software components.
Produce high-quality design specifications for software modifications.
Ensure adherence to development governance and best practices.
Report progress to the Software Lead and Software Engineering Delivery Manager.

SKILLS AND EXPERIENCE:

Essential:

Proficiency in software development using C++ or Python.
Knowledge of relevant tools and libraries (e.g., Boost C++, JSON).
Familiarity with protocols such as WebSockets, SNMP, and Serial.
Experience working with Linux environments (e.g., RHEL 8.10).
Proficiency in Microsoft Office tools.

Desirable:

Experience developing drivers for hardware interfacing.
Familiarity with Enterprise Architect design tools.
Experience using GIT for configuration management.
Exposure to Agile methodologies (Scrum) and tools like JIRA.
Experience with Jenkins for Continuous Integration.
Knowledge of software quality tools (e.g., Coverity, SonarQube).
Understanding of secure coding standards for C++.
Experience developing containerized software (e.g., Docker, Podman).
Familiarity with unit test frameworks (e.g., GoogleTest, CMake

Values & Behaviours:

Customer-focused mindset.
Strong collaboration and teamwork skills.
Ability to innovate and think critically.
Analytical mindset for solving complex technical problems.
Self-motivated with a proactive approach.
Strong interpersonal skills, capable of working in a multidisciplinary environment.
Ability to manage workload, prioritize tasks, and work under pressure to meet deadlines.

BENEFITS:

Competitive Basic Salary
6% Employers Contribution + 6% as a salary sacrifice
Private Medical Insurance, Life Cover and Income Protection
25 days holiday
5 days full sick pay per year
Flexible working
Cycle to Work & TechScheme
Continuous professional development
Corporate access to the Udemy platform
If 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/en

West Sussex, United Kingdom

Hybrid

16-04-2025

Company Name: SII Group UK
Job Title: Senior Java Developer
Job Description: SII OVERVIEW:

SII 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 & 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

Take part in a main Defence project, on a key product used for operational information and enhanced situational awareness.

SKILLS AND EXPERIENCE:

Experience in Java development, underpinned by strong software design principles.
Proven track record in a senior role within a software development team, or a strong aspiration to take on such a role, demonstrating the ability to deliver high-quality software solutions.
In-depth knowledge of configuration management, change control processes, and continuous integration tools such as Jenkins.
Passionate about writing clean, maintainable code.

Additional skills and experience that would be advantageous include:

Frameworks and technologies: Spring, Apache Camel, JPA, Sencha, JavaScript, React Experience in web services design and development
Familiarity with Agile methodologies, particularly SCRUM Knowledge of geospatial platforms such as Luciad or ESRI.
Use of continuous integration and automated testing tools.
Understanding of Human-Computer Interaction (HCI) and UX design principles.
Background in military software development.
Experience working with relational databases and proficiency in SQL.
Customer-focused approach
Strong team collaboration
Drive for innovation Commitment to personal and professional development
Qualifications Degree or equivalent qualification in a relevant field such as Software Engineering, Computer Science, Mathematics, or Physics.
Consideration will also be given to candidates with equivalent industry experience in lieu of formal qualifications.

BENEFITS:

Competitive Basic Salary
6% Employers Contribution + 6% as a salary sacrifice
Private Medical Insurance, Life Cover and Income Protection
25 days holiday
5 days full sick pay per year
Flexible working
Cycle to Work & TechScheme
Continuous professional development
Corporate access to the Udemy platform
If 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/en

Templecombe, United Kingdom

Hybrid

15-04-2025