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Senior Software Developer (Python)

Whiteley, United Kingdom

Job ID 11822
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L3Harris is dedicated to recruiting and developing diverse, high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs. The company provides advanced defense and commercial technologies across space, air, land, sea and cyber domains. L3Harris has approximately $18 billion in annual revenue and 50,000 employees, with customers in more than 100 countries.

Job Title – Senior Software Developer (Python)

Job Location – Whiteley, UK

Job ID – 11822

About this opportunity and L3Harris UK

From 12 UK sites, our team of over 1,400 people deliver unique capabilities across air, land, sea, space and cyber for military, security and commercial customers, worldwide.

At L3Harris Flight Data Services, we provide an outsourced Flight Data Monitoring service to aircraft operators worldwide. It is important to deliver insights to customers in a presentable and timely manner, enabling them to take action to reduce costs and improve safety to save lives.

L3Harris Flight Data Services has the largest flight data monitoring platform in the world; the Software Engineering Team supports & develops capabilities and ad-hoc analysis for this platform. We care deeply about aviation safety; our work reflects our passion for this, and we expect the same from you. We work with customers to improve their safety operations with insights and analysis capability.

As a Senior Software Developer, you will coach and mentor team members, undertake software development tasks, prioritise tasks in line with our strategy, and deliver safety solutions on-time to our customers. You will foster innovation while working in a high-performance agile team that delivers value. You will communicate and work closely with team members ensuring code quality, design fidelity and expertise is shared.

Please note that you will be expected to work onsite at least 4 days per week.

A few of our employee benefits are:

  • 25 days holiday per year (plus bank holidays), increasing with long service and with the opportunity to buy/sell up to 5 days
  • Private medical insurance with optional family cover
  • Pension scheme of up to 7% employer contribution
  • Life Assurance 4x salary (flexible up to 10x)
  • Group income protection
  • Flexible opt-in extras such as a health care cash plan, dental insurance, gym membership, critical illness cover and cycle to work scheme
  • Employee assistance program providing mental health and wellbeing support

What the role will involve

The responsibilities of your role will include the following:

  • Interface with key clients that have software development requirements.
  • Design, test and develop new features from internal and external customer requests, including acceptance criteria and constraints in accordance with the software development style and quality guidelines.
  • Maintain and improve internal and external software systems and applications.
  • Participate in code review of own and other developer’s code in accordance with code review guidelines.
  • Manage own and team’s workload of jobs using JIRA task management tools.
  • Apply agile software development and test-driven development methods to software development activities.
  • Provide internal and external training of internally developed software systems.
  • Ensure software releases are to plan, achieve acceptable quality, and follow the release procedures.
  • Maintain quality processes and technical product documentation.
  • Provide ownership of customer emails, incidents, and tickets, ensuring timely allocation and action.
  • Clearly and regularly communicate with management and technical support colleagues.
  • Design and update software databases. This includes, but is not limited to: Software Applications, Web Sites, Data Communication Processes and User Interfaces.
  • Test, maintain and recommend software improvements to ensure strong functionality and optimization.
  • Independently install, customize, and integrate commercial software packages.
  • Facilitate root cause analysis of system issues.
  • Identify ideas to improve system performance and impact availability.
  • Resolve complex technical design issues.
  • Development of technical specifications and plans.

Technologies used

  • Python / NumPy / Pandas / C
  • Django / Flask / Celery / RabbitMQ
  • JavaScript / React
  • Linux / Docker / Kubernetes
  • AWS & Azure

What you’ll bring

The role requires the following experience and skills:

  • Ability to manage customer expectations and project deadlines
  • A mature, proactive, and responsible approach to work, with initiative and problem-solving capability
  • Expertise in Python programming and the Django Python framework
  • Expertise in at least one other Python framework such as NumPy or pandas
  • Familiarity with front-end technologies such as HTML, CSS, JavaScript, jQuery
  • A very good understanding of databases and SQL
  • Experience with cloud technologies would be beneficial
  • Use of Git or similar version control systems
  • Working within Docker / Kubernetes environments
  • BSc/BA in Computer Science, Engineering, or a related field

Important to know

Applicants who accept a conditional offer of employment must meet the requirement of right to work in the UK.

As an equal opportunities employer, L3Harris is committed to the equal treatment of all current and prospective employees and does not condone discrimination on the basis of age, disability, sex, sexual orientation, pregnancy and maternity, race or ethnicity, religion or belief, gender identity, or marriage and civil partnership.

We aspire to have a diverse and inclusive workplace and strongly encourage suitably qualified applicants from a wide range of backgrounds to apply and join L3Harris.

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