Backend Developer

Job not on LinkedIn

🕒 June 18, 2025

🏢🏡 London – Hybrid

💵 £60k - £75k / year

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔙 Backend Engineer

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Zaizi

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2006

🏛️ Government

🔐 Security

☁️ SaaS

Government • Security • SaaS

Zaizi is a company that partners with public sector organizations to design, build, and maintain user-centered and secure digital services. They specialize in solving complex digital challenges through strategy, service design, product management, user research, agile leadership, automation, and cloud services. Zaizi's focus is on helping their clients achieve impactful outcomes by aligning digital solutions to their specific needs, enabling self-sufficiency, and fostering collaboration. With strong technical expertise and a commitment to evidence-based decision-making, Zaizi supports sectors such as border security, national security, and the public sector in achieving their digital transformation goals.

📋 Description

• Zaizi is looking for a Senior Software Developer with solid technology skills • You'll be reliable in your own deliverables but also curious • 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

🎯 Requirements

• 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 • 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]) • 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.

🏖️ Benefits

• 25 days paid holiday, plus bank holidays • BUPA medical insurance • Workplace Pension 5% employer contribution • Group Life Assurance • Cyclescheme • 5 days a year for approved Training • WFH equipment allowance • Buy / Sell Holiday • 2 days paid volunteering days • Flexible working • Work on exciting projects - make a difference • Empowered to make decisions • Encouraged to fail fast and learn quickly