Senior Backend Engineer

Anaplan; Manchester; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading technology company in Manchester is seeking a Senior Backend Engineer to design and implement secure backend services using Java or Kotlin. The ideal candidate will have deep experience with identity protocols such as OAuth2 and SAML and a strong grasp of API security. You'll be responsible for leading the architecture for integrations and mentoring other engineers. This is a full-time role that offers opportunities to make impactful contributions in a collaborative environment.

Qualifications

• Experience in backend development using Java or Kotlin.
• Hands-on experience with identity protocols such as OAuth2 and SAML.
• Ability to implement secure backend services and integrate with identity providers.

Responsibilities

• Design and implement secure backend services using Java or Kotlin.
• Lead architecture for identity and access integrations.
• Mentor and guide other engineers on secure coding practices.

Skills

Java

Kotlin

OAuth2

SAML

API security

Tools

Open Policy Agent (OPA)

Identity Providers

Job description

At Anaplan we are a team of innovators focused on optimizing business decision-making through our leading AI-infused scenario planning and analysis platform so our customers can outpace their competition and the market.

What unites Anaplanners across teams and geographies is our collective commitment to our customers success and to our Winning Culture.

Our customers rank among the whos who in the Fortune 50. Coca-Cola LinkedIn Adobe LVMH and Bayer are just a few of the 2400 global companies who rely on our best-in‑class platform.

Our Winning Culture is the engine that drives our teams of innovators. We champion diversity of thought and ideas we behave like leaders regardless of title we are committed to achieving ambitious goals and we love celebratingour wins big and small.

Supported by operating principles of being strategy‑led values‑based and disciplined in execution youll be inspired connected developed and rewarded here. Everything that makes you unique is welcome; join us and lets build whats next - together!

Youll join the Platform & AI Enablement team within our GPTO Engineering organization as part of the Data Orchestration domain. The team is responsible for building core capabilities that power our data and AI infrastructure enabling scalable resilient and intelligent systems to support enterprise‑scale Business Planning Software solutions.

We are looking for a Senior Backend Engineer with deep experience in Java/Kotlin and ideally a strong background in Identity Provider integrations. You will design and build services that integrate with third‑party identity providers manage multi‑tenant access patterns through APIs and contribute to the long‑term strategy of how platform interacts securely with customers and external products.

This role requires strong systems thinking hands‑on engineering ability and the experience to guide architectural decisions that keep our platform robust trustworthy and enterprise‑grade.

Your Impact

• Design and implement secure backend services using Java or Kotlin with a focus on authentication authorization and cross‑system integrations
• Lead the architecture for identity and access integrations including OAuth2/OIDC SCIM SAML and certificate‑based access patterns
• Develop and operate features for authorization using policy engines like Open Policy Agent (OPA) and Rego‑based policy evaluation
• Contribute to the strategy of platform‑wide security patterns for multi‑tenant isolation key lifecycle management token issuance secrets handling and secure API‑to‑API communication (the glue to the platform)
• Mentor and guide other engineers promoting secure coding practices and elevating the maturity of the engineering organization

Your Qualifications

• Backend development experience in Java or Kotlin
• Experience with OAuth2 OIDC JWT SAML and modern identity protocols is a distinct advantage
• Hands‑on experience integrating with enterprise identity providers (Okta Auth0 Ping Entra ForgeRock etc.)
• Experience with multi‑tenant architectures isolation strategies and developing secure APIs for B2B SaaS products
• Exposure to Open Policy Agent Rego and runtime authorization systems
• Strong grasp of core engineering fundamentals: concurrency resilient systems distributed systems concepts and performance tuning
• Experience with API security: Personal Access Tokens API keys signature schemes rate limiting and revocation flows
• Ability to work end‑to‑end across design implementation testing and deployment

Preferred Skills

• Experience working in international and distributed teams
• Familiarity with cloud‑agnostic architectures
• Exposure to observability tools and practices
• Experience contributing to long‑term technology strategy

#LI-SP1

Our Commitment to Diversity Equity Inclusionand Belonging (DEIB)

We believe attracting and retaining the best talent and fostering an inclusive culture strengthens our business. DEIB improves our workforce enhances trust with our partners and customers and drives business success. Build your career in a place where diversity equity inclusion and belonging arent just words on paper this is what drives our innovation its how we connect and it contributes to what makes us a market leader. We believe in a hiring and working environment where all people are respected and valued regardless of gender identity or expression sexual orientation religion ethnicity age neurodiversity disability status citizenship or any other aspect which makes people unique. We hire you for who you are and we want you to bring your authentic self to work every day!

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process perform essential job functions and receive equitable benefits and all privileges of employment. Please contact us to request accommodation.

Fraud Recruitment Disclaimer

It has come to our attention that fraudulent and fictitious job opportunities are being circulated on the Internet. Prospective candidates are being contacted by certain individuals mainly through telephone calls emails and correspondence claiming they are representatives of Anaplan. The main purpose of these correspondences and announcements is to obtain privileged information from individuals.

Anaplan does not:

• Extend offers to candidates without an extensive interview process with a member of our recruitment team and a hiring manager via video or in person.
• Send job offers via email. All offers are first extended verbally by a member of our internal recruitment team whenever possible and then followed up via written communication.

All emails from Anaplan would come from an @ email address. Should you have any doubts about the authenticity of an email letter or telephone communication purportedly from for or on behalf of Anaplan please send an email to before taking any further action in relation to the correspondence.

Required Experience:

Senior IC

Key Skills

Business Intelligence,Bidding,Accounts Assistant Credit Control,Account Development,Content Development,Lab Testing

Employment Type : Full Time

Experience: years

Vacancy: 1