Backend Developer (SFIA4)
Backend Developer (SFIA4)

Backend Developer (SFIA4)

London Full-Time 48000 - 60000 ÂŁ / year (est.) No home office possible
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At a Glance

  • Tasks: Join a dynamic team as a Backend Developer, creating innovative digital solutions.
  • Company: Zaizi is a modern IT services company focused on improving user experiences.
  • Benefits: Enjoy 25 days holiday, flexible working, and a supportive work environment.
  • Why this job: Be part of exciting projects that make a real difference in the community.
  • Qualifications: Experience in Golang, Agile environments, and web technologies is essential.
  • Other info: We welcome diverse applicants and offer adjustments for neurodiverse candidates.

The predicted salary is between 48000 - 60000 ÂŁ per year.

Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. You’ll be reliable in your own deliverables but also curious about and offer innovative ideas to others in a multi‑disciplinary team.
Our work culture is inclusive, modern, friendly, and democratic. We look for bright, positive‑thinking individuals with a can‑do attitude. Our people enjoy challenging themselves to be the best at what they do – if that sounds like you, you\’ll fit right in!
Requirements
Essential skills
Developing digital solutions delivered to the GDS standard
Demonstrable experience working on Agile environments
Demonstrable experience working on product development environments based on observation, experimentation and user research
Demonstrable experience working in multi‑disciplinary/DevOps teams which include product owner/manager, UX designers, UX researchers, Developers, Platform engineers, etc.
Demonstrable experience working on continuous improvement environments doing multiple releases every week
Coding And Testing
Demonstrable experience designing, coding and debugging Golang based systems
Good skills in web front end technologies such as HTML, CSS, Bootstrap
Golang
Spring Boot
Docker
Kubernetes
Atlassian
Build tools: Maven, Gradle, Ant
Familiar with source control systems, such as GIT, including branching, merging, etc.
Testing: TDD, unit testing, JUnit, Mockito, Cypress
Good knowledge of relational databases such as MySQL and PostgreSQL including data modelling, SQL scripts, store procedures
Shift to the left: Functional test automation (API testing, UI testing (cucumber, nightwatch))
Nice To Have Skills
AWS
Knowledge of Open Source BPMN workflow engines (Camunda, Activiti or Flowable)
Experience on a front‑end Javascript framework such as React, Angular or Vue.js
RedHat OpenShift for container orchestration
Knowledge of NCSC’s 14 cloud security principles.
SC Clearance
Zaizi works with UK Central Government departments on a range of projects. To be able to work on our customer projects, employees must be Security Cleared to a standard acceptable to our Government customers. Due to this restriction we can currently only recruit candidates who have the right to work in the UK without sponsorship and who have lived in the UK for the last 5+ years continuously.
You don’t meet all the requirements?
Studies show that women and black, Asian and minority ethnic people are less likely to apply for a job unless they meet every qualification. So if you’re excited about this role but your experience doesn’t align perfectly with the job description, we’d love you to still apply. You might just be the perfect person for this role, or another role here at Zaizi.
We actively welcome applications from people of colour, the LGBTQ+ community, individuals with disabilities, neurodivergent individuals, parents, carers, and those from lower socio‑economic backgrounds.
If you need any accommodations to support your specific situation, please feel free to let us know. For candidates who are neurodiverse or have disabilities, we are happy to make any adjustments needed throughout the interview process—just ask!
Interview Process
1st stage
Initial phone screening done by a member of the recruitment team
2nd Stage
Technical interview, this stage evaluates your technical expertise and problem‑solving abilities, especially if you\’re applying for a technical role.
Final Stage
10‑15 min presentation and a panel interview where multiple people from different departments ask you questions.
Salary
£60,000 – £75,000
Benefits
Compensation
Competitive Pay: Salaries reviewed annually to ensure they reflect your performance and market value.
Loyalty Pension: We invest in your future. Starting at a 5% employer contribution, we increase this by 0.5% every year after your third anniversary, up to a maximum of 8%.
Protection: Comprehensive Group Life Assurance for peace of mind.
Purpose & Culture
Real Impact: Work on mission‑critical projects that secure and improve the UK\’s digital infrastructure.
Autonomy: A culture that empowers you to make decisions, prototype rapidly, and iterate towards success.
Service & Community: We support those who serve. 10 paid days for Reservist Military Service.
Work / Life Balance
Time Off: 25 days annual leave +

Backend Developer (SFIA4) employer: Zaizi

At Zaizi, we pride ourselves on being an inclusive and innovative employer, offering a vibrant work culture that encourages collaboration and creativity. Our employees benefit from flexible working arrangements, generous holiday allowances, and opportunities for professional development, all while contributing to impactful projects within the UK government sector. Join us in London, where your ideas are valued, and you can truly make a difference in the digital landscape.
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Contact Detail:

Zaizi Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Backend Developer (SFIA4)

✨Tip Number 1

Familiarise yourself with Agile methodologies and be prepared to discuss your experiences in Agile environments during the interview. Highlight any specific projects where you contributed to product development through observation and user research.

✨Tip Number 2

Showcase your coding skills in Golang by preparing examples of past projects or contributions. Be ready to explain your design choices and how you approached debugging, as this will demonstrate your technical expertise.

✨Tip Number 3

Since Zaizi values a collaborative work culture, think of instances where you've worked effectively in multi-disciplinary teams. Prepare to share how you contributed to team dynamics and supported others in achieving common goals.

✨Tip Number 4

Research Zaizi's projects and their impact on user experience. Being knowledgeable about their work will not only impress your interviewers but also allow you to ask insightful questions that show your genuine interest in the role.

We think you need these skills to ace Backend Developer (SFIA4)

Golang
HTML
CSS
Bootstrap
Spring Boot
Docker
Kubernetes
Atlassian tools
Maven
Gradle
Ant
GIT
TDD
JUnit
Mockito
Cypress
MySQL
PostgreSQL
API testing
UI testing
Functional test automation
Agile methodologies
DevOps practices
Continuous improvement

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights relevant experience and skills that align with the job description. Focus on your experience with Golang, Agile environments, and any multi-disciplinary team work you've done.

Craft a Compelling Cover Letter: In your cover letter, express your passion for improving user experiences and outcomes. Mention specific projects where you demonstrated your coding skills and innovative ideas in a team setting.

Showcase Your Technical Skills: Be explicit about your technical skills in your application. Include your experience with Docker, Kubernetes, and testing frameworks like JUnit and Mockito, as these are essential for the role.

Highlight Continuous Improvement: Discuss your experience in continuous improvement environments and how you've contributed to multiple releases weekly. This shows your ability to adapt and thrive in fast-paced settings.

How to prepare for a job interview at Zaizi

✨Show Your Passion for User Experience

Zaizi values candidates who are not only technically skilled but also passionate about improving user outcomes. Be prepared to discuss how your previous work has positively impacted user experience and share any innovative ideas you have for enhancing it further.

✨Demonstrate Agile Experience

Since the role requires experience in Agile environments, be ready to provide specific examples of how you've contributed to Agile projects. Discuss your role in sprints, stand-ups, and how you’ve collaborated with multi-disciplinary teams to deliver successful products.

✨Prepare for Technical Challenges

The technical interview will assess your coding and problem-solving skills, particularly in Golang and related technologies. Brush up on your coding skills, practice common algorithms, and be ready to explain your thought process as you tackle technical challenges during the interview.

✨Engage in the Panel Interview

During the final stage, you'll present to a panel from various departments. Make sure to engage with each member, ask questions, and show your enthusiasm for the role. This is a great opportunity to demonstrate your communication skills and how you can contribute to a collaborative work culture.

Backend Developer (SFIA4)
Zaizi
Location: London

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