• Companies
  • News
By technology
  • Python6k
  • AWS4.6k
  • Docker3.6k
  • Kubernetes3k
  • PostgreSQL2.6k
  • C++1.7k
  • Java1.7k
By category
  • Backend Developer9.4k
  • DevOps Engineer2.4k
  • Data Engineer2.2k
  • Machine Learning Engineer2.1k
  • Embedded Engineer1.8k
  • Full Stack Developer1.4k
  • Mobile Developer620
Work mode
  • On-site15.2k
  • Remote6k
  • Hybrid2k
Job type
  • Full-time22.4k
  • Part-time393
  • Contract339
  • Freelance122
  • internship5
  • seasonal1
Experience
  • Entry level
  • Mid level
  • Senior
  • Staff+
  • Engineering management

The job board for developers. Find your next role at companies that value great engineering.

© 2023-2026 . All rights reserved.

Logos provided by Logo.dev
All jobs

Java Software Engineer (contract outside of IR35)

TwinStream · Remote

Extracted from the posting

Base
Not stated
Remote
Remote, potential Bristol office travel
Stack
Java

Java software engineer developing cross-domain security system components in agile team. Stack: Java, Spring Boot, AWS, Postgres, MongoDB, Docker, Kubernetes, RabbitMQ.

About Us

In 2019, the founders were working as engineers solving complex cross-domain problems within government organisations.

TwinStream was formed to bring together their collective expertise and experience into a single business, focused on delivering technical excellence and high-quality service to clients.

Since then, the company has grown to over 100 team members across the UK, with colleagues working both on-site with clients, hybrid and remotely from home.

Details:

3-month (rolling) contract outside of IR35

Rate: £500 - £600 per day /


Location: Remote, with potential travel to the Bristol office in the future.

Security: BPSS

About the role:

TwinStream software engineers (Java) develop components of a cross-domain security system within an agile development team. They are involved in the entire software development lifecycle, which includes understanding the need for change, software design, coding, testing, delivery, and support. A TwinStream software engineer is not just a coder; they comprehend the business and domain challenges and utilize their technical skills to address those issues.

Responsibilities:

  • Understand high-level requirements and collaborate to find solutions
  • Investigate technologies to gain a deep understanding of their applicability
  • Develop high-quality code
  • Problem-solving deeply technical issues
  • Build tests at all stages of development from, unit tests to acceptance & performance tests
  • Build deployment code and pipelines, consulting with DevOps specialists
  • Analyse and resolve issues from 3rd line support
  • Collaborate in code development and review colleagues’ work
  • Participate in indicative estimating & planning
  • Any other reasonable duties relevant to skills and experience.

Key Skills

  • Experience in developing software using our core and/or related technologies
  • An agile development mindset
  • Experience in agile working practices including
  • TDD
  • BDD
  • Continuous delivery
  • DevOps
  • Pair programming
  • Estimating & Planning
  • Open, honest & positive attitude

Core Technologies

Java is the primary development language. Some exposure to other languages is useful, including Python, JavaScript, Golang, Bash Scripting, although these languages are used only occasionally.

The following technologies are used extensively in our solutions:

  • Java
  • Spring Boot
  • AWS – S3, Fargate, Lambda, SQS / SNS
  • RDBMS (Postgres, Oracle) & JPA
  • Mongo DB
  • DynamoDB
  • REST
  • Rabbit MQ
  • Docker
  • Linux
  • Terraform
  • Ansible
  • Jenkins
  • GIT/Bitbucket
  • GitLab
  • Kubernetes

Desirable Skills

  • OpenShift
  • Docker Compose/Swarm
  • Terraform
  • Ansible
  • C++

Diversity & Inclusion

We’re committed to building a diverse and inclusive workplace. We welcome applications from people of all backgrounds, experiences, and identities.

If you need any adjustments during the recruitment process, please let us know. We’re here to support you

Further Information:


Due to the nature of the work and the sectors we support, any offer of employment will be subject to the successful completion of the relevant security screening and clearance process.

This role requires eligibility for [BPSS / SC / DV] clearance. As part of the vetting process, candidates must meet the UK Government's residency and right-to-work requirements associated with the required level of clearance.


Technologies

Java
TwinStream
TwinStream

Job details

TypeContract
Work ModeRemote
LevelMid Level
LocationRemote
PostedOct 26, 2026
Apply Now

Related jobs

SpaceX

Sr. Software Engineer (Starlink)

SpaceX
🇺🇸 Redmond, WAOn-site · Full-timesatellite systems · distributed systems · APIs
International Business University

Director, Information Technology & Enterprise Systems

International Business University
🇨🇦 Toronto, ONOn-site · Full-timeenterprise systems
Zuora

IT Support Specialist

Zuora
🇺🇸 Foster City, CAOn-site · Full-timeWindows · Active Directory · Microsoft Office