Verified Transatlantic Corridor:
United States | United Kingdom
OP
OppaJob US & UK Career Gateway
🟢 Actively Hiring · Posted 24d ago ⏳ Closes in 67 days UK Corridor 🛡️ UK Work Eligibility 🏢 Company - Private

Junior Software Developer - Mobile Apps

Salary Range
£25,000 - £35,000
£2,083 - £2,917 / mo

Career Integrity & Compliance Audit Report

OP-VERIF-B0AC35D9 ✓ Passed Inspection

This vacancy has been independently reviewed by the OppaJob Transatlantic Career Intelligence Desk to confirm authentic direct employer recruiting, verify compensation transparency, and eliminate applicant processing fees.

✓
Corporate Registration Verified UK Companies House registration standing active
✓
Prevailing Wage Benchmark UK National Minimum Wage & Equality Act 2010 aligned
✓
Zero-Intermediary Direct Pipeline Direct candidate ATS submission. 100% free with zero recruitment charges.
✓
Corridor Right-to-Work Match UK Work Eligibility

Transatlantic Cost of Living & Purchasing Power Benchmark

Verified Analytics
Location Base
London, England
Tier-1 UK Economic Zone
Est. Take-Home Pay
68% - 74% (After PAYE & NI)
Single tax filer baseline
Transatlantic Parity
1.0 GBP ≈ $1.28 USD Living Standard
Direct corporate benchmark
💰 Transatlantic Compensation Calculator

Compare US ($) vs UK (£) Salary & Net Take-Home Pay

Calculate tax deductions, living costs, and purchasing power parity across US & UK metros.

Open Calculator →
Partner Career Resources • Adsterra Native Ad
Sponsored

Position Overview & Specifications

If… you want to make a difference, you really care for the products and projects you’re involved in, and you want to use your technical skills to change the world, ...then please read on!

We are a small but mighty non-profit in the education technology sector - think start-up office atmosphere - with a big impact. We're looking for the right person (rather than the right CV) to help us prototype and iterate new activities in our learning software, onecourse. It will be used by of millions of marginalised children.

onebillion

Our goal is for children to turn the world upside down, but first they need the fundamentals of an education. They need to be able to read fluently, to write with confidence and to be fully numerate. We are a non-profit based in London building software to transform the learning of children in reading, writing and numeracy. All in their own language, and at their own pace. We develop innovative pilot projects to find the best ways of bringing quality education to marginalised children. We work with partners to implement and scale technology-based learning initiatives that see children learning through our software. In Malawi, one such initiative is being scaled to reach 3 million + primary aged children.

Role

You’ll be a full-time junior software developer. We are currently hybrid working, with two days in our London office, three remote.

What you’ll be working on

  • Working with a small team to rapidly prototype new child-focussed activities for our software.
  • Ability and enthusiasm to quickly iterate the prototype activity after feedback from the team.
  • Quality assurance testing of new and existing learning activities.
  • Supporting our senior developers working on our native Android and iOS apps.

Requirements

Tech

  • Proficiency in one or more rapid application development environments.
  • Java / Kotlin / iOS native app development experience beneficial.
  • Dev-ops experience beneficial (linux server administration, software build and deployment automation).

Mindset

  • Passionate about technology, product and user experience.
  • A keen interest and belief in technology as a catalyst for scaleable, quality education.
  • Ability to work independently, plan your own solutions to problems and iterate quickly.
  • Enthusiastic about working with and supporting a team.
  • The small stuff matters - attention to detail.

Benefits

  • Salary negotiable based on experience.
  • Working with a diverse team of authors, educators and developers.
  • Knowing that what you're working on has the potential to unlock the inherent talents every child possesses.
  • Possibility for international travel.

Your application

1. CV and links to any projects you've worked on.
2. Instead of a cover letter, please answer the following questions:

  • Can you summarise onebillion in 3 adjectives and briefly explain each?
  • What is one exciting challenge you see for yourself in this role?
  • How would you deliver beyond expectation in this role?

NOTE: we will not consider any candidate who has not answered these questions.

Please, absolutely no recruiters!

Job Type: Full-time

Salary: £25,000.00-£35,000.00 per year

Benefits:

  • Work from home

Schedule:

  • Monday to Friday

Ability to commute/relocate:

  • London: reliably commute or plan to relocate before starting work (required)

Work Location: Hybrid remote in London

Reference ID: JuniorAppDev

Candidate Selection & Onboarding Process

1

Application & Resume Screening

Submit your tailored CV/Resume directly to the talent acquisition portal.

2

Technical & Competency Interviews

Virtual interviews with the hiring manager and multidisciplinary team.

3

Formal Offer & Benefits Negotiation

Written agreement outlining compensation, equity, retirement vesting, and relocation allowances.

4

Onboarding & Corporate Integration

Equipment provisioning, team orientation, and commencement of duties.

United Kingdom Right to Work & Skilled Worker Visa Guide

Corridor Intelligence

Employment in the United Kingdom requires legal Right to Work verified under the Home Office Points-Based Immigration System:

🇬🇧 Skilled Worker Visa (Tier 2)

Sponsoring employers must hold an active Home Office A-rated Sponsor License and assign a valid Certificate of Sponsorship (CoS). Role must meet the general minimum salary threshold (£38,700) or occupation going rate.

🏛️ Settlement (ILR) Pathway

Continuous employment under Skilled Worker status establishes eligibility for Indefinite Leave to Remain (ILR) after 5 continuous years, leading to British Citizenship.

⚖️ Official regulatory reference: UK Visas and Immigration (UKVI) & Home Office Sponsor Register.

Candidate Preparation Blueprint: General

Recruitment Insights

Based on transatlantic hiring benchmarks for Junior Software Developer - Mobile Apps roles across onebillion's corporate sector, successful applicants typically excel across three core dimensions:

1. Domain Competency

Demonstrated portfolio evidence, architecture/system design case studies, or validated professional certifications directly applicable to General.

2. Behavioral & Leadership

STAR method competency responses highlighting cross-functional leadership, conflict resolution, and delivering measurable enterprise ROI under tight timelines.

3. Compensation Alignment

Total compensation expectation aligned within the benchmarked £25,000 - £35,000 bracket, including retirement vesting and health parity.

📢
Notice a listing inaccuracy or expired link? Help maintain OppaJob's database integrity by reporting discrepancies directly to our desk.
International Career Advisory • Verified Partner Network
Sponsored

Explore Related Opportunities (United Kingdom)

Other high-paying verified positions matching your industry profile.

View All UK Jobs →
Kensington Capital & Analytics £75,000 - £95,000

Principal Data Analytics Specialist

📍 London, England
✓ UK Right to Work / Skilled Worker Eligible View Role →
NHS Greater Manchester Health Trust £43,742 - £50,056

Senior Clinical Diagnostic Radiographer

📍 Manchester, England
✓ HCPC Registration Required View Role →
Caledonia Cloud Infrastructure £70,000 - £88,000

Senior Site Reliability & Kubernetes Engineer (SRE)

📍 Edinburgh, Scotland
✓ Skilled Worker Visa Sponsor View Role →
University Hospitals Birmingham NHS Trust £93,666 - £126,281

Consultant Acute Care Physician (General Medicine)

📍 Birmingham, England
✓ GMC Specialist Register Required View Role →
Thames Corporate Assurance Ltd £95,000 - £125,000

Head of Cyber Security & Zero Trust Architecture

📍 London, England
✓ UK Right to Work / Tier 2 Licensed View Role →
Biobag Salary Disclosed on Application

Retail Sales Manager - UK & Europe

📍 London
✓ UK Work Eligibility View Role →
Hiring Organization
onebillion

Apply for this Position

Location: London, England
Eligibility: UK Work Eligibility
Schedule: Company - Private
Apply for this Position
Free Direct Submission · Zero Applicant Fees
Or Apply on Employer Official Portal ↗
Employment Guide (UK)
Direct corporate application with zero applicant fees.
Get UK Job Alerts

Receive high-paying General openings directly to your inbox.