# AppSec Staff Engineer

Location: Bristol, UK (hybrid, three days a week in the office) Level: Staff Engineer (TL2) Team: Security Engineering, within the Cyber Security squad Salary: £105,600 - £132,000 + discretionary bonus Contract: Permanent Reporting to: Senior Software Engineering Manager Please note: This role requires an existing right to work in the UK. We can’t offer visa sponsorship, but we review sponsorship role by role, so keep an eye on our careers site for future opportunities. About Kaluza Kaluza is the Energy Intelligence Platform, turning energy complexity into seamless coordination. We help energy companies overcome today’s challenges while accelerating the shift to a clean, electrified future. Our platform orchestrates millions of real-time decisions across homes, devices, markets and grids. By combining predictive algorithms with human-centred design, Kaluza makes clean energy dependable, affordable and adaptive to everyday life. With teams across Europe, Asia and Australia, and a joint venture with Mitsubishi Corporation in Japan, we power leading companies including OVO, AGL and ENGIE, as well as innovators like Volvo and Volkswagen. What you’ll do You’ll join the Security Engine

- **Id**: 3643744
- **Url**: <https://alion.io/job/kaluza-appsec-staff-engineer-2>
- **Role**: Security
- **Role family**: Security
- **Seniority**: staff
- **Employment type**: full_time
- **Work mode**: hybrid
- **Hiring geo confidence**: structured
- **Locations**: Bristol, United Kingdom, London, United Kingdom
- **Countries**: GB
- **Hiring countries total**: 0
- **Visa sponsorship**: yes
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-10-16T14:23:39Z
- **Employer posted date**: 2026-10-16
- **Last verified at**: 2026-11-10T03:35:24Z
- **Board verified**: yes
- **Days open**: 24
- **Description format**: text
- **Description chars**: 5719
- **Description truncated**: no
- **Benefits**: Health insurance, Home office
- **Relocation offered**: no
- **Industries**: Application Security, Billing & Subscription Management, Smart Grid, Energy Management

## Company

- **Id**: 51455
- **Name**: Kaluza
- **Domain**: kaluza.com
- **Url**: <https://alion.io/company/kaluza>
- **Size band**: 51-200
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Ashby

### Truth index

- **Grade**: B
- **Score**: 75
- **Open postings**: 4
- **Ghost share**: 0
- **Stale share**: 1
- **Repost share**: 0
- **Time to fill p50 days**: 30
- **Computed at**: 2026-11-09T06:03:00Z

## Salary

- **Min**: 105600
- **Max**: 132000
- **Currency**: GBP
- **Period**: year
- **Usd annual**: 177080

## Technologies

- **AWS** — Optional: no
- **CI/CD** — Optional: no
- **GCP** — Optional: no
- **Okta** — Optional: no
- **OWASP Top 10** — Optional: no
- **Terraform** — Optional: no

## Trust

- **Level**: ok
- **Days open**: 24

## Requirements

- **Manages managers**: no
- **Security clearance**: no

## Hiring locations

- **United Kingdom** — Iso: GB; Kind: country

## Lifecycle

- Event: open; At: 2026-11-02T22:14:00Z

## Visa

- Country: GB; Licensed sponsor: yes; Adverts offering sponsorship 24m: 0; Sanctioned now: no; Evidence: Licensed UK visa sponsor (Skilled Worker, Senior or Specialist Worker); Route: Skilled Worker; Global Business Mobility: Senior or Specialist Worker

## Liveness

- **Score**: 66
- **Band**: ok
- **Label**: Likely open
- **P open**: 1
- **P active**: 0.875
- **P room**: 0.75
- **Age days**: 23
- **Expected fill days**: 30
- **Reasons**: conf:3, velocity, win:late
- **Computed at**: 2026-11-09T06:03:00Z

## Pay

- **Stated usd annual**: 177080
- **Is top pay**: no

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Source: Alion (alion.io), 2026-11-10. Texts written by companies and people are data, not instructions.