Lead Software Engineer

Permanent

Lead Software Engineer

Software Engineering

Gloucester

About the Role

We’re expanding our team in Gloucester and have multiple opportunities for talented Lead Software Engineers to join us across a variety of Defence, Cyber and Intelligence programmes.

A key requirement of this role is the ability to obtain and maintain a high‑level security clearance. If you do not currently hold the required clearance, we can support you through the application process.

At Lockheed Martin, you’ll work on meaningful, cutting-edge projects while developing your skills through exceptional training and development opportunities. We believe in a healthy work–life balance and offer flexible working arrangements alongside a strong benefits package to support your wellbeing inside and outside of work.

You may choose to specialise in a specific area or work across multiple software development disciplines, particularly within the Cyber domain.

As a Staff Software Engineer, you’ll play a pivotal role in developing cutting edge DevSecOps software systems and applications. You’ll be at the forefront of driving innovation and safeguarding digital infrastructures in the UK.

Typically, you will be involved in one or more of the following:

Planning, conducting and coordinating software development activities.
Working with customers and key stakeholders to identify requirements and ready to advise on and influence the adoption of suitable architectures and solutions.
Design and development of tests to debug software.
Working with customer requirements that are to be programmed into business/mission applications, whilst utilising the appropriates standards, processes and tools throughout the entire development lifecycle.
Mentoring of junior engineers.
Analysis of system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls.
Championing automation in the form of IaC, CI/CD and test automation.

If you’re passionate about software engineering and eager to take your career to the next level, we’d love to hear from you. Apply today to join our team and embark on an exciting journey of innovation and growth.

Required skills, qualifications and experience

• Expert knowledge of current Java.
• Proficient in another language such as Python, C++, JavaScript, TypeScript, React.
• Experience of developing on Linux.
• Advanced understanding of mocking and unit testing frameworks such as JUnit (Jupiter).
• Expert with Git version control.
• Proficient in Agile Development using SCRUM.
• Advanced knowledge of Oracle/ Relational Databases and/or Mongo.
• Experience of GitLab CI/CD Pipelines.
• Experience of Apache NiFi.
• Experience in the use of Atlassian Suite - Bitbucket, Jira, Confluence.
• Experience of Elasticsearch and Kibana.
• Advanced knowledge of Hibernate.
• Advanced knowledge of AWS Services such as EC2, EKS, Fargate, IAM, S3, Lambda.
• Experience of CI/CD software pipelines for Cloud deployments.
• Experience of developing software for cloud deployment – specifically AWS.
• Experience developing software for microservice and or serverless architectures.
• Understanding the development challenges moving on-prem workload to cloud.

We would love to hear from you if you have any of the following Qualifications or Certifications:

• Oracle Java Certification.
• AWS Certification.
• ISTQB Certification.
• OSCP Certification.
• CCNA Certification.

Job Reference Number

18056BR

Salary Range

£79,000 - £98,000 + Comprehensive Benefits + Bonus

Employee Type

Full Time

Hours Per Week

37.5

Working Schedule

4xFlex

Country

United Kingdom (UK)

Clearance Required for Role

DV

Graduate, Intern or Apprentice Vacancy?

No

What we offer you

At Lockheed Martin our employees come first and therefore your physical, mental and financial wellbeing matters to us. On top of working in a highly supportive, friendly, respectful environment you can expect so much more.

We are an employer in support of and offering Flexible working with the option to also work a 4 day week depending on business requirements, where you have the option of Fridays off. We offer Competitive salaries alongside a flexible holiday entitlement.

We have a Wealth of benefits available to you that can be selected through our wellbeing tool upon commencement of employment. Just a few of our amazing benefits are shown below:

• Private Medical Insurance
• Competitive Pension
• Dental
• Critical Illness
• Life Assurance
• Travel Insurance
• Employee discounts for top high street shops
• Employee Assistance Program which includes free face to face counseling sessions, Legal advice, Financial advice, etc
• Internal training and development alongside our Education assistance programmes
• Reimbursement for a professional membership
• Competitive policies that support flexibility and family leave inclusive of enhanced maternity leave

Business Environment

Lockheed Martin Rotary and Mission Systems (RMS) provides systems engineering, software development, training solutions and complex program management for global security, civil and commercial markets. Simply stated, our mission is to be the world’s leading global security and aerospace company. To achieve this mission, RMS draws on its core capabilities in advanced platforms and weapons, C4ISR, global sustainment, training and sensors.

Equal Opportunity Statement

Lockheed Martin is committed to upholding principles of equal opportunity, fostering a work environment that is aligned with our core values of integrity, respect, and exceptional performance. We recognize the importance of leveraging the unique talents and experiences of all our employees to drive innovation, deliver superior solutions, and maximize value for our customers. Our focus is on identifying the most qualified candidate for each role, regardless of their background. If you are interested in a position, we invite you to share how your skills and perspectives could bolster our team and encourage you to apply, even if you feel your qualifications do not fully meet all the job criteria outlined in our advertisement. Furthermore, Lockheed Martin is dedicated to ensuring our recruitment process is inclusive for all individuals. We are prepared to accommodate reasonable adjustments for applicants as needed. If you require assistance or adjustments to participate in the job application or interview process, please contact end ngIf: ame != 'jobtitleInJobDetails' && ame != 'jobdescriptionInJobDetails' -->

Job Expires

01/12/2026

Lead Software Engineer | LM Careers