Software Architect

Software Architect

Manchester Full-Time 43200 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Design and deliver reliable, high-integrity systems in a collaborative team.
  • Company: SII Group UK is a leading provider of digital services and engineering solutions.
  • Benefits: Enjoy competitive salary, flexible working, private medical insurance, and continuous professional development.
  • Why this job: Join a supportive culture that values quality, safety, and diverse perspectives.
  • Qualifications: 5+ years in software engineering with expertise in C/C++ and safety-critical systems.
  • Other info: Mentoring opportunities and a chance to shape secure system architecture.

The predicted salary is between 43200 - 72000 £ per year.

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, 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. #LetsTechTogether

Opportunity

THE OPPORTUNITY We are seeking a highly experienced Senior Software Engineer with professional experience to join our team delivering large-scale, distributed, and safety-critical software systems. This role is ideal for an engineer who thrives in complex environments, values engineering rigour, and enjoys working across the full software lifecycle. You will play a key role in the design, development, integration, and assurance of high-integrity software, working closely with architects, project management, and wider engineering teams to ensure delivery against cost, quality, and schedule.

Key Responsibilities

  • Design and develop distributed systems using C/C++ and Java
  • Deliver software across the full lifecycle, from design to deployment
  • Develop and debug software on Linux and Windows targets
  • Apply high-integrity coding practices, including unit testing and static analysis
  • Support software safety activities, including Software FMEA and safety compliance
  • Produce clear, accurate technical documentation
  • Contribute to CI/CD pipelines, build systems, and configuration management
  • Collaborate with architects, project management, and engineering teams to deliver to cost, quality, and schedule.

Essential Skills & Experience

  • Strong experience in C/C++ and Java
  • Large-scale distributed system design
  • Experience with Linux-based development
  • Knowledge of software architectures and TCP/IP networking
  • Unit and wider software testing
  • Static analysis and secure/high-integrity coding standards (e.g. MISRA, JSF++, AUTOSAR)
  • CI/CD tools (e.g. Jenkins, Git)
  • Containers and orchestration (Docker, Kubernetes)
  • This role requires SC clearance (UK Eyes Only).

Desirable Skills

  • UML modelling and software design tools (e.g. Rhapsody, Enterprise Architect)
  • Defence sector experience
  • Model-driven development and MATLAB/Simulink
  • DevOps, Infrastructure as Code (e.g. Ansible), and GPU programming
  • Software assurance, SBOM tooling, and cyber security awareness

Benefits

  • Competitive Basic Salary
  • 6% Employers Contribution + 6% as a salary sacrifice
  • Private Medical Insurance, Life Cover and Income Protection
  • 25 days holiday
  • 10 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

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Software Architect employer: SII Group UK

SII Group UK is an exceptional employer that prioritises a high-trust culture and values the contributions of every team member. With a commitment to employee growth through continuous professional development and a collaborative work environment, you will have the opportunity to make a meaningful impact in the field of digital transformation. Located in Manchester, you'll enjoy a vibrant city atmosphere while working on innovative projects in safety-critical systems alongside passionate professionals.
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Contact Detail:

SII Group UK Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Software Architect

Tip Number 1

Familiarise yourself with the specific technologies and methodologies mentioned in the job description, such as C/C++, Java, and safety-critical systems. This will not only help you during interviews but also demonstrate your genuine interest in the role.

Tip Number 2

Engage with current employees or alumni from SII Group UK on platforms like LinkedIn. Ask them about their experiences and insights into the company culture, which can give you an edge in understanding what they value in a candidate.

Tip Number 3

Prepare to discuss your experience with distributed systems and safety-critical software in detail. Be ready to share specific examples of projects you've worked on that align with the responsibilities of the Software Architect role.

Tip Number 4

Showcase your collaborative skills by discussing any mentoring or teamwork experiences you've had. Highlight how you’ve contributed to a positive team environment, as this aligns with SII Group's emphasis on collaboration and innovation.

We think you need these skills to ace Software Architect

Proven experience designing large distributed systems
Solid programming expertise in C/C++
Additional experience working with Java in complex environments
Understanding of safety-critical or safety-related software systems
Experience with standards such as IEC 61508, IEC 62304, or IEC 26262
Strong knowledge of high-integrity coding practices including unit testing and static analysis
Experience with structured software development lifecycles for regulated systems
Confidence in writing and maintaining clear technical documentation
Familiarity with Software Failure Mode and Effects Analysis (FMEA)
Hands-on experience using Requirements Management tools such as DOORS or Polarion
Understanding of UML and software modelling methods
Knowledge of embedded systems
Familiarity with Atlassian tools such as Jira, Confluence, and Bitbucket
Experience working in virtualisation and containerised environments
Understanding of IP networking protocols
Exposure to CI/CD pipelines and tools like Jenkins or JFROG Artifactory

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights relevant experience in software engineering, particularly with safety-critical and distributed systems. Emphasise your programming skills in C/C++ and any experience with Java, as well as your familiarity with standards like IEC 61508.

Craft a Strong Cover Letter: In your cover letter, express your passion for building reliable software and your commitment to quality and safety. Mention specific projects or experiences that demonstrate your ability to work in multidisciplinary teams and your proactive mindset.

Highlight Relevant Skills: Clearly outline your technical skills, especially those mentioned in the job description, such as high-integrity coding practices, unit testing, and experience with Requirements Management tools. This will show that you meet the criteria SII Group is looking for.

Show Enthusiasm for Teamwork: SII Group values collaboration and mentoring. Make sure to include examples of how you've worked effectively in teams, mentored others, or contributed to a positive team culture in your previous roles.

How to prepare for a job interview at SII Group UK

Showcase Your Technical Expertise

Be prepared to discuss your experience with designing large distributed systems and your programming skills in C/C++. Highlight any projects where you've implemented high-integrity coding practices, as this will resonate well with the interviewers.

Understand Safety-Critical Systems

Familiarise yourself with safety-critical software standards like IEC 61508 or IEC 62304. Be ready to explain how you have applied these standards in your previous roles, as this knowledge is crucial for the position.

Demonstrate Collaborative Problem Solving

Since the role involves working within a multidisciplinary team, share examples of how you've successfully collaborated with others to solve complex problems. This will show that you value teamwork and can contribute positively to their culture.

Prepare Questions About Company Culture

Research SII Group's core values and be ready to ask insightful questions about their commitment to growth, people, and CSR. This demonstrates your genuine interest in their work environment and aligns with their focus on fostering a high-trust culture.

Software Architect
SII Group UK
Location: Manchester

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