Secure Software Engineer: SC Eligible, Kotlin/Rust, Hybrid

Addition; Warmley; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

Addition is seeking a Software Engineer to design, develop and deliver secure digital solutions for Defence and National Security contexts. You will work with Kotlin/Jetpack Compose on Android and with Rust/Python/Go on backend APIs, in a hybrid Cheltenham setting with 3 days in the office weekly.

The role emphasizes PoC development, secured environments, CI/CD pipelines and collaboration within cross-functional teams to deliver high-assurance software.

Qualifications

• Bachelor’s degree in Computer Science, Engineering or related field.
• Strong proficiency with Git.
• Strong experience in Android/Kotlin development, including Jetpack Compose.
• Experience developing PoC applications in environments where requirements can change quickly.
• Familiarity with backend development using Rust, Python or Go.
• Understanding of software development principles including MVVM and UDF.
• Understanding of Web APIs, OpenAPI standards and data structures.
• Experience with Docker and containerised deployments.
• Knowledge of DevOps processes, including CI/CD pipelines and automated testing.
• Strong communication and collaboration skills.
• Ability to work in a fast-paced and evolving technical environment.

Responsibilities

• Collaborate with the development team to design, develop and maintain software solutions.
• Develop reliable applications using Kotlin and Jetpack Compose for Android.
• Use Git for version control and collaborative development.
• Design and implement backend solutions using Rust, Python or Go, including web APIs.
• Use Docker for containerisation and deployment.
• Implement and maintain CI/CD pipelines to automate software delivery and deployment.
• Write clean, efficient and well-documented code following industry best practices.
• Participate in code reviews and provide constructive feedback to team members.
• Develop PoC applications where requirements may change rapidly and rework is expected.
• Stay up to date with emerging technologies, development practices and industry trends.
• Work effectively within secure development environments, including remote developer environments and virtual machines.

Skills

Android/Kotlin

Jetpack Compose

Git

PoC development

Secure environments

Education

Bachelor’s degree in Computer Science or related field

Tools

Kotlin

Jetpack Compose

Git

Rust

Python

Go

Docker

OpenAPI

CI/CD

Job description

Addition is seeking a Software Engineer to design, develop and deliver secure digital solutions for Defence and National Security contexts. You will work with Kotlin/Jetpack Compose on Android and with Rust/Python/Go on backend APIs, in a hybrid Cheltenham setting with 3 days in the office weekly.

The role emphasizes PoC development, secured environments, CI/CD pipelines and collaboration within cross-functional teams to deliver high-assurance software.