**👋 About Us** DeepOpinion is the enterprise-grade Agentic Automation platform enabling teams to put their complex knowledge work on autopilot. By combining Agentic AI, business process digitization and no-code development in a single platform, teams can create AI apps in minutes to achieve 90%+ straight-through processing. With €11 million raised in a Series A funding round co-led by Red River West and Alpha Intelligence Capital, and the support of existing investors Lunar Ventures and Stride VC, we are accelerating our vision to become the go-to provider for AI-driven automation solutions across the globe. **💼 About The Role** As Senior Backend Developer in the Product team, you are responsible for building new features and maintaining the current ones. This involves diverse tasks from gathering requirements and giving feedback on technical feasibility to working closer to the machine learning team to bring the power of our AI to the product. We build products, APIs, frameworks and world-leading deep learning NLP technology. **Our Stack And How We Work**

*   Programming language: Python
*   Frameworks: FastAPI, Flask, Django
*   Databases and data stores: PostgreSQL, Redis
*   Cloud providers: Google Cloud Platform, Microsoft Azure
*   Events and asynchronous tasks: Celery, NATS, Temporal
*   We work agilely and iteratively deliver towards our milestones and goals. We do code reviews and pair programming. Furthermore, we work flexibly with a strong focus on delivering results.
*   Most importantly: We work closely together with the whole team, we help each other out, we share knowledge, we take responsibility, we give and take feedback, we spar, we communicate.

**Key Responsibilities**

*   Develop systems and contribute to scaling our API to manage increased traffic from new customers effectively.
*   Work to maintain high code quality and reduce production bugs, helping to create a seamless and reliable user experience.
*   Design and implement maintainable, high-performance server-side code, continuously enhancing our API technology stack.
*   Actively participate in code reviews, supporting the team’s commitment to clean, readable code and concise documentation.
*   Engage with different areas of the company to gather the insights needed for well-rounded solutions.
*   Contribute to the development of the next generation of agentic skills and flow builder, collaborating with the Machine Learning team to integrate advanced AI features.
*   Share learnings and best practices in software development, contributing to a culture of continuous improvement and growth within the team.

**About You**

*   5+ years working with Object-Oriented Programming Languages, with strong experience in building and optimizing backend systems.
*   Hands-on experience with relational/SQL databases, ensuring efficient and reliable data management.
*   Well-versed in software engineering essentials such as automated testing, build pipelines, deployment pipelines, and ensuring code reliability and reproducibility.
*   Familiarity with containerization tools like Docker is a requirement.
*   You are highly motivated to deliver exceptional outcomes for our customers and keep the big picture in mind to proactively identify and solve issues.
*   Thriving in agile environments, you bring flexibility and adaptability to every project.
*   You have at least a good notion of agile software development, and practices like Test-Driven Development, Pair Programming etc don’t scare you - on the contrary, they excite you.
*   You enjoy sharing your work and insights with others, fostering knowledge exchange and team growth.
*   Known for your reliability, you meet deadlines and excel in both familiar and challenging new projects.
*   If you know Kubernetes, that’s a big plus! (But not required.)
*   Professional proficiency in both written and spoken English.

**Compensation, Perks & Benefits**

*   The opportunity to work remotely from anywhere in Europe, providing flexibility and a balanced lifestyle.
*   A role at the forefront of the startup industry, directly impacting the success and adoption of cutting-edge technologies.
*   Competitive salary with performance-based incentives, reflecting the critical role of this position in our company's growth.
*   Access to continuous training and development opportunities to ensure you are at the top of your field.
*   A dynamic, inclusive, and innovative workplace culture that values every team member’s contribution towards our collective goals.

__We value diversity and promote it through empathy and respect. We assess based on professional skills, not on social background, gender, age, religion, sexual orientation, or skin colour.__ Looking forward to receiving your application!

Senior Backend Developer (f/m/d) Remote (Europe)

**The Opportunity** Abnormal AI is **r**evolutionizing cybersecurity by leveraging AI-native technologies to combat modern cyber threats. We’re building a team of top-tier engineers who are excited to use Generative AI tools like Cursor, GitHub Copilot, and Claude to redefine how software is built—faster, smarter, and more efficient. We are seeking a highly skilled Software Engineer II to help shape the future of AI-powered application development. If you’re passionate about cutting-edge technology, scalable systems, and solving real-world challenges, this is your opportunity. Abnormal AI is looking for a Senior Full Stack Engineer to join the **Behavioral Security Products team**. Our company is built around the idea of first understanding the person we are trying to protect using baselines of historic behaviour and ML models to determine what normal looks like for every employee of a company. Our team builds the features that take those insights and show our customers what is happening with their employees and their systems, as well as the tools and workflows for dealing with some of the most critical attacks companies can face: account takeovers. The role will involve building out features to enable customers to more quickly diagnose potentially suspicious behaviour, to make it easier to catalogue that behaviour as an attack or as benign, and more controls to optimise how the system will behave according to their needs. It will require qualities such as:

*   Strong communication skills and proven ability to work autonomously and asynchronously with remote collaborators and stakeholders
*   Well rounded and can switch contexts between building frontend UI components and backend APIs
*   Looking to grow as an engineer as part of a strong team, learning from established engineers, product managers, and designers
*   Know what it takes to be successful working with remote collaborators and stakeholders, and are experienced with remote management
*   Detail driven and care about code quality, testing, and performance
*   Growth-oriented, looking to increase impact, responsibility, and ownership over time
*   You bring up ambiguities and and clarify decisions with leadership instead of improvising solutions on the go

What you will do

*   Work on production systems to stabilise and improve existing features
*   Collaborate with engineers, Product Managers, and Designers to define, build, test, launch, and support new product features
*   Responsible for both development and testing of software
*   Collaborate with Customer Support and Sales Engineering organisation on production issues and sales solutions
*   Provide code reviews for other engineers to catch bugs & problems before they make it into production
*   Demonstrate good judgement in selecting methods and techniques for obtaining solutions

Must Haves

*   5+ years of full stack web development experience in Python, Django, JavaScript, HTML5, React (or similar Frontend UI frameworks such as Vue, Angular), CSS
*   3+ years of production support experience for enterprise-class customers
*   At least 1 year of system design experience
*   Proven experience owning testing as well as development of all software solutions
*   Proven experience working with agile development methodologies (both scrum and kanban)
*   Proven experience working effectively with cross-functional teams across multiple time zones with with remote stakeholders
*   Familiarity with AI development tools such as Cursor, GitHub Copilot, or Claude.
*   BS degree in Computer Science or related engineering field

Nice to Have

*   Experience with Airflow, Celery, AWS and/or Azure, Postgres
*   Experience with API platform development
*   Experience with Go

**🚀 Ready to be part of AI transformation at Abnormal AI? Apply Now!** Once you apply, you’ll be invited to our **AI-powered Development Challenge**, where you’ll gain hands-on experience with AI-powered tools like Cursor and Copilot to build real-world application features. This challenge is a take-home assignment, **requiring 2-4 hours of work to be completed within one week** - apply when you’re ready! Abnormal AI is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status or other characteristics protected by law. For our EEO policy statement please _click here_. If you would like more information on your EEO rights under the law, please _click here_.

Full Stack Engineer

**Tech for Good - Full Stack Engineer - Fully Remote - Tech for Good**

Join an exciting Tech for Good scale-up working in a niche, creative industry. You will be working alongside a small team of talented engineers in a specialised TechforGood company. If you're a cutting-edge engineer with the passion to join a growing company aiming to make a positive impact - this may be the role for you!

**Ideally you will have:**

*   A strong academic background with a BA (Hons) from a top university
*   4+ years in software development
*   Experience with NoSQL
*   Pro-experience with NodeJS, Vue.js Typescript
*   Excitement to be a part of an exciting scale-up

**What you will get:**

*   Flexible Remote Working - work anywhere from Europe!
*   28 days holiday (including Bank Holidays)
*   Private Healthcare
*   Pension Scheme

**Tech for Good - Full Stack Engineer - Fully Remote - Tech for Good**

**Back End Developer | Python/GoLang & Hackathons/CTF | Security SaaS**

Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time visibility into their attack surface and potential exploitable vulnerabilities. They have received numerous awards for being an up-and-coming security SaaS product company and don't have any sign of slowing down their growth.

After receiving a total of **$29 million over three funding rounds,** they're looking to **grow** their research engineering division throughout the next 6-months with this junior and a senior role. They have recently expanded into Europe & US and are continuing to grow.

This role is perfect for either a graduate or someone is just starting off their career in software engineering or already has one to three years of experience. As a Back End Developerr, you will be mostly tasked with BAU work. However, you'll be learning off a top heavy experienced team. The client are hiring someone who is super passionate about technology and have competed in hackathons & capture the flag events or any other security related events.

**Key Requirements:**

*   Experience in Python or GoLang
*   Experience competing in Hackathons and/or Capture the Flag events
*   Passionate for technology and/or cyber security

**Package:**

*   £40,000 - £45,000 base
*   Fully remote
*   28 days holiday
*   Private health insurance

_This role does not accept applicants outside of the UK, nor does it offer sponsorship_

**Junior Backend Engineer | Python/GoLang & Hackathons/CTF | Security SaaS**

Back End Developer

**Backend EngineerRemote, UK6 Month Contract**

An incredible opportunity for an experienced Backend Engineer with advanced Go skills to join a prestigious tech client on a contract basis. This company is renowned for its engineering excellence - and it's not just the tech stack or the day rate that stands out. Contractors here regularly speak highly of the fast-moving, collaborative culture where autonomy, impact, and smart decision-making are front and centre.

As a Backend Engineer, you'll be working on mission-critical, data-intensive applications that push the boundaries of technology, taking ownership of the full software engineering lifecycle, including design, development, and implementation.

You'll join a product-focused team that works in tight feedback loops - small pull requests, quick reviews, and fast iteration. You'll be trusted to make decisions, contribute ideas, and help shape solutions that matter. This is the kind of place where engineers are encouraged to leave things better than they found them, whether it's a piece of code, a flaky test, or a README.

Reporting into an Engineering Manager, the Backend Engineer will leverage modern technologies like AWS, Kubernetes, Docker, and Kafka, while also architecting and implementing microservices-based solutions in collaboration with cross-functional teams.

You won't just be working through tickets - you'll be part of a genuinely collaborative environment where helping unblock teammates, sharing knowledge, and refactoring where needed is seen as valuable. Clear, readable code and practical problem-solving are key, with a strong emphasis on balancing speed and quality.

**Backend Engineer - Key Requirements:**

*   Significant professional experience in software development, with a strong focus on backend systems
*   Proficiency in Go / Golang and proven expertise in AWS, Kubernetes, and Docker
*   Experience with end-to-end software engineering, including system design and architecture
*   Hands-on experience working on complex, data-intensive applications
*   A product-focused mindset and familiarity with working in technology-driven organisations or start-ups
*   Hands-on skills in Kafka, Cassandra, gRPC, and microservices architecture will also be beneficial, as well as experience contributing to open-source projects

If you're a passionate Backend Engineer who enjoys working autonomously, taking ownership, and building for impact in a high-trust, high-collaboration setting - apply now! Our client is looking to onboard the right talent as soon as possible. We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation, or age.

Backend Engineer

**Full Stack Developer (Junior – Mid Level)**

📍 Flexible location (Remote working available, with occasional time in Milton Keynes and/or London)

🕒 Full-time

📢 Reports to: Head of Digital

**Let’s build brilliant things together.**

We’re on the lookout for a curious and motivated Full Stack Developer to join our growing digital team. If you’re someone who loves solving problems, learning fast, and building things that people actually use — this could be the start of something exciting.

You’ll help us shape the digital experiences behind some of the UK’s biggest names, including McDonald’s and Cineworld. From creating slick e-commerce platforms to integrating clever tech behind the scenes, you’ll be involved in projects that make a real impact — and learn a lot along the way.

**A bit about us**

We’re SPARK — a creative marketing agency with offices in Milton Keynes and London. We’re a tight-knit team who create smart promotional campaigns and run “The Cinema Society” — the UK’s leading cinema ticket platform, with over 1.5 million members.

We’re fast-paced, flexible and full of ideas. We’re ISO27001 certified too, so data security and best practice is built into everything we do. We’re big on collaboration, short on red tape, and always looking for people who want to grow with us.

**What you’ll be doing**

*   Helping develop and maintain user-friendly, scalable web applications
*   Working closely with designers, developers and project leads to bring ideas to life
*   Writing clean, maintainable code that follows best practices
*   Testing, debugging and improving existing applications
*   Taking part in code reviews and learning from experienced developers
*   Using databases, APIs and third-party services to build complete solutions
*   Contributing to technical documentation and sharing what you learn with the team

**What we’re looking for**

We’re looking for someone with a good working knowledge of full stack development — whether that’s through a previous role, internship, freelance work, or personal projects. You don’t need to know everything, but you should be confident writing code and keen to grow your skills.

You’ll need:

*   A solid grounding in HTML, CSS, JavaScript, and modern front-end frameworks like React, Vue or Angular
*   Some experience with back-end tech like Node.js, Express, PHP or Python (Laravel is a bonus)
*   Familiarity with databases such as PostgreSQL, MySQL or MongoDB
*   Knowledge of Git and platforms like GitHub
*   A basic understanding of responsive design and frameworks like Bootstrap
*   Good communication skills and a collaborative mindset

**It’s a bonus if you also have:**

*   Experience with AWS, Laravel Vapor, Laradock or Laravel Nova
*   Knowledge of Docker or similar container tools
*   An understanding of deployment pipelines or CI/CD
*   Exposure to Agile or Scrum ways of working

**What you’ll get**

We offer a competitive salary, flexible working, and the kind of support that helps you thrive. You’ll be part of a friendly, ambitious team that values creativity, initiative and mutual respect. You’ll have room to grow, access to mentorship, and the chance to shape work that’s seen and used by millions.

Full Stack Developer (Junior – Mid Level)

**PHP Backend Engineer(Mid–Senior Level)Building the Future of Loyalty!Location:** UK or Europe-based with Remote working.

Are you passionate about crafting robust, scalable, and innovative backend systems? Do you believe that seamless data flow and powerful APIs are the bedrock of genuine customer loyalty? If you thrive on solving complex technical challenges and want to see your code directly impact how businesses connect with their customers, then you might be exactly who we're looking for!

At TRIFFT Loyalty, we're not just another tech startup – we're a sector disrupter on a mission to revolutionise how businesses build genuine, long-lasting customer loyalty. We're an innovative, fast-growing company, and our platform is changing the game by empowering mid-market businesses to create truly dynamic, personalised, and impactful loyalty programs without the usual technical headaches. Our backend is the engine that drives this transformation.

We believe that true loyalty extends beyond transactions. It's about emotional connection, and our platform, powered by our sophisticated backend, empowers brands to forge those unbreakable bonds.

We are seeking an experienced PHP Backend Engineer who is passionate about designing scalable systems, working with modern architectural patterns, and shaping the future of customer loyalty technology.

**What you'll do as a TRIFFT Loyalty Backend Developer**

*   Develop and maintain high-performance applications and services supporting millions of transactions processing and rewarding loyalty mechanics — designed to handle high loads and scale globally.
*   Build asynchronous integrations between systems (e.g., mobile apps, partner APIs, payment/pos providers, ecommerce platforms like Shopify and WooCommerce), focusing on efficiency and reliability.
*   Design and implement services that follow **Domain-Driven Design (DDD)**, **Event Sourcing**, **CQRS**, and **event-driven architecture** principles.
*   Actively participate in architectural decision-making.
*   Contribute to improving system scalability, resilience, and maintainability in a fast-growing environment.

**Our tech stack**

*   Languages & Frameworks: **PHP 8.4** on **RoadRunner**, **Symfony, Spiral**, modern PHP ecosystem tools
*   Cloud & Infrastructure: GCP, Cloudflare, Kubernetes, Helm
*   Databases: MySQL, PostgreSQL, Redis and non relational databases (Elastic, CosmosDB)
*   Architecture: Domain-Driven Design (DDD), Event Sourcing, CQRS, Event-Driven architecture
*   Other tools: Docker, Git, CI/CD (GitHub Actions), betterstack, monitoring with modern observability tools

**What you'll bring to the TRIFFT Loyalty team**

*   4+ years of experience in backend development with PHP (preferably Symfony or Laravel)
*   Strong understanding of modern architectural patterns (DDD, CQRS, Event Sourcing)
*   Hands-on experience with Kubernetes and containerized deployments
*   Solid experience designing and integrating APIs (REST or GraphQL)
*   Experience with relational and non-relational databases
*   Familiarity with CI/CD pipelines and automated testing
*   Excellent problem-solving skills and a proactive mindset
*   Excellent communication and teamwork skills, able to articulate technical concepts clearly.
*   A proactive, resilient, and self-motivated individual with a desire to learn and grow.
*   Bonus Points (Nice-to-haves):
*   Experience with cloud platforms (AWS, Azure, GCP).
*   Understanding of loyalty programs or e-commerce domains.

**Why join TRIFFT Loyalty?**

*   **Be part of something big:** We're a fast-growing startup with a truly innovative product that's disrupting the market. Your code will have a direct and measurable impact.
*   **Real impact, real growth:** This isn't a role where you'll be a cog in the machine. You'll have significant autonomy and the opportunity to shape our backend architecture and development practices.
*   **A collaborative and fun culture:** We're a passionate team that supports one another, celebrates wins, and isn't afraid to laugh (even about database migrations!).
*    Competitive compensation package, including uncapped commissions and ESOP equity.
*   **Opportunities for professional development and career advancement.** We're growing, and we want you to grow with us!

If you're ready to build the powerful backend systems that transform customer loyalty, then we want to hear from you!

Apply now and let's disrupt the loyalty landscape together!

**How to apply**

Ready to build the future of loyalty with us?

Send us your **CV** along with an example of your code (preferably something that demonstrates your experience with PHP, Symfony, DDD, or event-driven architectures — e.g., a GitHub link or a small project archive).

📧 **jobs@trifftloyalty.com**

We look forward to hearing from you!

**Sorry, no agencies, please.**

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