Senior Software Engineer

  • Thales Group
  • Nov 21, 2025
Full time I.T. & Communications

Job Description

Senior Software Engineer page is loaded Senior Software Engineerremote type: Hybridlocations: Belfasttime type: Full timeposted on: Posted Todayjob requisition id: RLocation: Belfast, United KingdomTogether we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer. We innovate across the major industries of Aerospace, Defence, Security and Space. Your health and well-being matters to us and that's why we offer you the flexibility to do what's important to you; whether that's part time hours, job sharing, home working, or the ability to flex your start and finish times. Where possible, we support a working pattern that suits your lifestyle and helps you reach your ambitions.Software Real Time & Embedded Engineering PROFILE: You graduated with a Master of Engineering, Computer Science, Computer Engineering or any other related field You enjoy working within a DevOps/Agile/Scrum team and being plunged into a challenging environment requiring reactivity and resourcefulness You want to evolve in a "real time" environment with interactions between "low level" technical aspects, close to the hardware, and ensure that the "high level" functionality expected by the solution is maintained You are willing to work on small or big devices such as Radar, embedded calculator equipment, Smartcards and Wearables, dedicated for the Telecommunications and IOT businesses, mobile COMPETENCIES: You know how to develop on embedded OS Software such as Linux, VxWorks, FastOS Linux You are experienced in embedded software development such as C or C++ and VB., NET., ADA, Assembly programming You are familiar with the use of tools and equipment involved in programming performance (including measuring instruments) You master the development/adaptation of simulation tools and means necessary to carry out integration/testing activities on platform You are experienced in embedded system and application design and configuration (both wayside and onboard) and relevant communication protocols and interfaces such as DDS, ARINC You have substantial knowledge of: Building a strategy based on your understanding of the business issues involving data processes Mathematics and statistics Data technologies You are able to take into account customer needs You have working experience/knowledge with cloud provider like AWS or GCP You have experience with automated deployment and associated technologies (Helm/Yaml/Ansible/Docker) You are familiar with tools such as JIRA and Confluence NICE TO HAVE: + Specific knowledge linked to the domain / product / project - to be filled in by Engineering Manager or Talent Acquisition LIFE AS A THALES SOFTWARE REAL TIME & EMBEDDED ENGINEERING ROLE As a Software Real Time & Embedded Engineering Role within Thales, you will: Design, implement and test features with scalability, performance, deployment or operation and end-user experience in mind Apply coding/implementation best practices to produce elegant, high quality and reusable code Implement and follow security best practices for web applications Collaborate with other developers to share knowledge and improve overall product/solution Keep up-to-date with latest technologies evolution and frameworks Interact with UX team to implement and verify user experience concepts Follow the agile methodology used for the project. This includes creation of user stories and corresponding tasks to help create a robust system based on user-centric design Regularly archive source code into the source code repository for projects Participate in issue investigation and deployment of applications and new releases in testing/integration environment as needed + Other specific info - to be filled in by Engineering Manager or Talent Acquisition YOUR CAREER AT THALES Future opportunities will allow you to discover other domains or sites. You will be able to evolve and grow your competencies in different areas: Room and attention to personal development Build your talents in another domain of Thales Group, discovering new products, new customers, new country or go to a more complex Solution Choose between a technical expertise or a leadership path Build an international career within a leading Engineering GroupConnect with Fiona Tal, Talent Acquisition Partner who is eager to explore together with you this exciting opportunity. This role will require SC Clearance. It would be advantageous if currently held, however, if not currently held, it is a requirement that the successful applicant will undergo, achieve, and maintain SC Clearance. Please visit the UKSV website for further guidance. To be eligible for full SC, you generally need to have resided in the UK for the last 5 years. In some circumstances, a minimum of 3 years' residence in the UK over the last 5 years may be accepted, with additional overseas checks. In line with Thales' Baseline Security requirements, candidates will be asked to provide evidence of identity, eligibility to work in the UK and employment and/or education history for up to three years. Some vacancies may require full Security Clearance which can require further evidence to be provided. For further details of the evidence required to apply for Baseline and Security Clearance please refer to the Defence Business Services National Security Vetting (DBS NSV) Agency.At Thales we provide CAREERS and not only jobs. With Thales employing 80,000 employees in 68 countries our mobility policy enables thousands of employees each year to develop their careers at home and abroad, in their existing areas of expertise or by branching out into new fields. Together we believe that embracing flexibility is a smarter way of working.Thales UK is committed to providing an inclusive and barrier-free recruitment process. We will provide reasonable adjustments and support to ensure neuro-diverse applicants or those with a disability or long-term condition can be their best during the recruitment process. To request an adjustment,if you need this job advert in an alternative format or if you have any questions about the recruitment process, please contact Resourcing Ops for mid to senior roles, or the Early Careers Team for graduate and apprentice roles.Great journeys start here, apply now!