Job Description

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Senior Front End Software Engineer

Vacancy Reference: 2025/CLA-513





Position: Full-time



Location: Salisbury or Bristol, UK



Salary Range: 60-70,000 per annum depending on relevant experience





At Callen-Lenz, we are expanding the limits of what is possible. We specialise in crewed and uncrewed aircraft operations and technology, and having recently received investment into the business we are going through a period of rapid growth and development and are looking for key roles to assist with these changes. Callen-Lenz offers innovative and customer focused UAS solutions through our 4 key business strands; technical services, products, platforms and operational services. We are looking for individuals to help drive forward our expansion, placing you at forefront of UAS development in the UK.





Our Values


Teamwork Commitment Initiative Creativity Agility Integrity Enjoyment




Why Work for Us



Based in the heart of rural Wiltshire, close to the Historic city of Salisbury you will join our rapidly growing, friendly and multi-disciplined team, working on a range of diverse and interesting projects, leading the way in this exciting field and witnessing the full lifecycle of our products. The Callen-Lenz team are passionate about what we do, and we are searching for individuals to grow with us as we expand into the aerospace industry.

Our benefits include:

25 days annual leave per year (plus bank holidays) Buy/Sell holiday policy up to 5 days either way Pension Scheme via Royal London Company contributed Share Incentive Plan. Green Car Scheme Life assurance scheme (6x basic salary) Income protection policy (75% of basic salary) Private Health Insurance via Vitality Private Dental insurance via Bupa Enhanced Maternity and paternity 1 Professional membership reimbursed per year 1 paid volunteering day per year Access to an independent financial advisor year round Training & development opportunities

About the Role

We are looking for a Senior Front End Software Engineer to lead the development of flight control and ground station software using modern web technologies. The role covers all aspects of Software Engineering including design, implementation and testing. This exciting role will place the right candidate at the forefront of unmanned air systems development in the UK.

Responsibilities

Collaborating with the UX Designer & Researcher to design user interfaces Technical leadership of Front End software Build pixel-perfect, responsive user interfaces Define, document, own and evolve a robust design system Deliver software iteratively to milestones and/or deadlines Lead on decisions around best-practice tooling and process for the front end Collaborate on sprint planning and estimations Ensure code quality is maintained by contributing to code reviews and implementing appropriate test coverage Contribute to project and customer meetings, with occasional travel required

About You

Skills & Competencies

Essential


Significant experience working as a Front End Software Engineer A portfolio of UI responsive design work Ability to create Figma Auto layouts and variables Awareness of atomic design principles, branding & accessibility with an excellent attention to detail Team collaboration using issue tracking tools Creating new software features from user stories to meet acceptance criteria Familiarity with accessibility standards Collaboration with UX researchers/designers, developers, project managers etc




Desirable


Experience working on greenfield software projects Creating and working to coding standards Solid understanding of accessibility and UX


Qualifications



Must be a British Citizen or have an existing right to work in the UK Ability to commit to occasional national and international travel An advocate for the user Creative and curious Collaborative, proactive problem-solver Passionate, mission-driven for work worth doing Ability to hold Security Clearance - 5/10 years residence in the UK



Callen-Lenz is an equal opportunities employer, committed to building an inclusive working environment. We welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation, or age. It is essential that the successful candidate must, by the start of their employment have permission to work in the UK. Proof of identity and eligibility to work in the UK will be required prior to commencement of employment.




Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks