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Just Eat Takeaway.com in the United Kingdom is seeking a Senior iOS Engineer to advance our Grocery & Retail mobile platform. You will collaborate across London, Bristol and other hubs, delivering high-quality iOS features for millions of customers and partners. You will own features end-to-end, emphasize performance, reliability, and clean architecture using Swift and patterns like MVVM, VIPER or MVP, and work closely with product, web and backend teams to ship robust solutions. #J-18808-Ljbffr

2026-10-03T00:00:00 Buckhurst Hill Essex GB IG9 5 Any 2027-01-01T23:03:39.7 Viator, a Tripadvisor company, is the leading marketplace for travel experiences. We believe that making memories is what travel is all about. And with 300,000+ travel experiences to explore everything from simple tours to extreme adventures (and all the niche, interesting stuff in between) making memories that will last a lifetime has never been easier. With industry-leading flexibility and last-minute availability, it's never too late to make any day extraordinary. Viator. One app, 300,000+ travel experiences you ll remember. The Viator Traveller Engineering team is distributed across Europe and is responsible for viator.com, the Viator mobile apps and all their supporting infrastructure. We re looking for a Software Engineer II with iOS development experience to join our Viator team. This role is open to candidates based within a commutable distance (generally within 2-3 hours) of one of our office hubs in Oxford or London. We embrace flexibility in where and how work gets done and also value meaningful in-person moments to connect and collaborate. You can expect a remote-first working model with periodic in-person gatherings at your closest office for team connection, planning, or other key moments. Within Viator we have a fun and friendly environment where the key objective is getting things done. Our engineers take part in the full process from design, to code, to test, to deployment and back again for further iteration. Our tech stack includes Swift, SwiftUI, Combine and GraphQL in a modular layout that follows SOLID principles using Clean Architecture with MVVM-C. Would you like to build features end to end? Would you enjoy working with a large number of technologies? Do you like moving quickly, releasing features daily, working with other smart and talented engineers? If this sounds like you, we d love to talk to you. • Code! Our engineers focus on doing what they enjoy most and do best, writing code, • Touch code at every level while the focus is app development, you ll also have opportunities to work on backend microservices, • Collaborate closely with Product and design teams to define feature specifications and develop high quality deliverables for our customers, • Take responsibility for all aspects of software engineering, from design to implementation, development experience, QA and maintenance, • Work alongside other engineering groups located around the world, • Experience of developing an iOS app and familiarity with mobile web and back-end technologies would be beneficial, • At least 3 years experience of commercial software development, ideally working with a rich user interface, • Experience with reactive programming in native mobile platforms, • Willingness and ability to take on new technologies, • Ability to break down complex problems into simple solutions, • High quality verbal and written communication skills, • Sense of ownership and pride in your work, • Competitive compensation packages, including base salary, annual bonus, and equity., • Work your way with flexibility to suit your lifestyle. We take a remote-friendly approach to collaboration, with the option to join on-site as often as you d like in select locations., • Flexible schedule. Work-life balance is ingrained in our culture by design. Trust and accountability make it work., • Donation matching. Give back? Give more! We match qualifying charitable donations annually., • Tuition assistance. Want to level up your career? We love to hear it! Receive annual support for qualified programs., • Lifestyle benefit. An annual benefit to spend on yourself. Use it on travel, wellness, or whatever suits you., • Travel perks. We believe that travel is employee development, so we provide discounts and more., • Employee assistance program. We re here for you with resources and programs to help you through life s challenges., • Health benefits. We offer great coverage and competitive premiums., • We aspire to lead. Tap into your talent, ambition, and knowledge to bring us and you to new heights., • We re relentlessly curious. We push beyond the usual, the known, the that s just how it s done., • We re better together. We learn from, accept, respect, support, and value one another and are creating something remarkable in the process., • We serve our customers, always. We listen, question, respond, and strive for wow moments., • We strive for better, not perfect. We won t get it right the first time or every time. We ll provide a safe environment in which to make mistakes, iterate, improve, and grow., • Our workplace is for everyone, as is our people powered platform. At Tripadvisor, we want you to bring your unique identities, abilities, and experiences, so we can collectively revolutionize travel and together find the good out there. #LI-TA1 #Viator #LI-Hybrid #J-18808-Ljbffr

As a Senior iOS Engineer in the Grocery & Retail domain, you'll be part of a collaborative, cross-functional environment that spans multiple teams and locations. Our mission is to create seamless experiences that unlock new opportunities for both our customers and grocery partners. You'll work closely with colleagues across London, Berlin, Bristol and Amsterdam, bringing together diverse expertise to deliver impact at scale. In this role, you'll play a key part in driving collaboration and technical excellence. Partnering with product owners, web and mobile engineers, and backend teams, you'll design and deliver new features, refine existing ones, improve performance, and streamline our platforms. Your work will help shape robust, scalable solutions that support millions of customers worldwide. These are some of the key components to the position: • Product Definition: Collaborate with engineering teams and Product Managers in workshops to contribute significantly to defining new product features., • Technical Ownership: Consistently deliver high-quality software that meets team best practices and expectations., • Project Management: Take complete ownership of components you develop, managing timelines and transparently communicating progress towards wider team and organizational goals., • Cross-Functional Communication: Share your progress and ideas with your team, and contribute to the growth of the Android guild by sharing new development practices, patterns, and standards., • Take responsibility for supporting your changes all the way through to proving that they work well - and continue to work well - in production. We're looking for a collaborative, proactive and detail-oriented individual with a passion for innovation. Your technical toolkit should include: • Engineering Excellence: Expertise in crafting object-oriented, high-performance software characterized by exceptional readability and maintainability., • Language Mastery: Extensive professional experience with the Swift programming language., • Architectural Proficiency: Proven track record implementing diverse design patterns, including MVVM, VIPER, or MVP., • Backend Integration: Demonstrated capability in interfacing with server-side APIs within a complex Microservices ecosystem., • Modular Design: A profound understanding of building software through decoupled, reusable components., • Collaborative Mindset: Enthusiasm for pair programming, rigorous code reviews, and proactive knowledge exchange., • Adaptability: Ability to thrive within a high-growth, fast-paced, and evolving technical environment. Then Just Eat Takeaway.com might be the place for you. We're a leading global online delivery platform, and our vision is to empower everyday convenience. Whether it's a Friday-night feast, a post-gym poke bowl, or grabbing some groceries, our tech platform connects tens of millions of customers with hundreds of thousands of restaurant, grocery and convenience partners across the globe., At JET, this is how we play Our teams forge connections internally and work with some of the best-known brands on the planet, giving us truly international impact in a dynamic environment. Being the best at what we do isn't just about delivering on our strategy. It's a competition for something incredibly valuable - our customers' choice. Every time a customer decides where to order, they're picking a side. At the heart of the JET Customer League are our values and behaviours. They guide every interaction, every decision, every innovation. These are the actions we need to perform consistently and brilliantly, to surpass the competition and earn our customers' loyalty, again and again. Fun, fast-paced and supportive, the JET culture is about movement, growth, helping one another to succeed and celebrating wins. By truly living our values and embodying our behaviours, we're building a customer-first culture which enables us to stay one step ahead of the competition. No matter who you are, what you look like, who you love, or where you are from, you can find your place at Just Eat Takeaway.com. We're committed to creating an inclusive culture, encouraging diversity of people and thinking, in which all employees feel they truly belong and can bring their most colourful selves to work every day. Want to know more about our JETers, culture or company? Have a look at our career site where you can find people's stories, blogs, podcasts and more JET morsels. #J-18808-Ljbffr

Comply is the leading provider of compliance SaaS and consulting services for the global financial services sector. With more than 5,000 clients and hundreds of employees across the globe, Comply empowers Chief Compliance Officers and their teams to proactively manage regulatory obligations, mitigate risk, and scale with efficiency and confidence. Comply serves thousands of global financial services clients including broker-dealers, insurers, investment banks, private funds, RIAs, and wealth managers who rely on Comply offerings to power their compliance programs. To learn more about Comply, visit comply.com Comply is looking for a Senior AI Data Engineer to turn our semantic data models into the knowledge graphs, vector search, and LLM-powered pipelines that make Comply’s financial and regulatory data genuinely AI-ready. Comply is the world’s leading aggregator of financial and regulatory data for compliance, ingesting and enriching vast volumes of complex, high-variance data from hundreds of brokers and data providers across the US and beyond. The Comply Data Platform is a strategic initiative at the heart of that mission: a modern, cloud-native semantic layer built from the ground up - using JSON-LD as its semantic language to power AI-driven insights, regulatory analytics, and next-generation data products. In this hands-on role at the intersection of knowledge representation, AI infrastructure, and data platform engineering, you’ll own the delivery of semantic layer components, work hand-in-hand with data engineers, architects, and our ontologist, and make sure AI-ready data products are reliable, performant, and actually adopted. You’ll join a new team being created to enable Comply’s AI ambitions. you’re an engineer who turns semantic and ontological concepts into concrete, production-grade systems—and you’re energized by greenfield environments where the architecture is still being defined. • Implement JSON-LD-based semantic models from our ontologist into production data systems, and build knowledge graph structures that reflect canonical domain models., • Develop and manage graph database schemas, queries, and ingestion pipelines, keeping semantic consistency between ontology definitions and downstream data products., • Design and implement embedding pipelines that represent Comply’s financial and regulatory data in vector space., • Build and operate vector database infrastructure for semantic search and similarity retrieval., • Implement RAG architectures that ground LLM outputs in Comply’s proprietary data, and evaluate and integrate LLM tooling suited to our use cases., • Build reliable, observable data pipelines that feed the semantic layer from upstream broker and regulatory sources, applying DataOps practices such as testing, monitoring, lineage tracking, and SLAs., • Work with Data and Backend Engineers to embed semantic models into APIs and data contracts, ensuring the semantic layer scales with data volume and platform growth., • Partner closely with the Ontologist so implemented models faithfully reflect domain intent, and support consuming application teams in adopting AI-ready data products., • You’ve shipped your first semantic layer components into production, turning ontology models into working knowledge graph structures., • You’ve stood up or extended embedding and vector infrastructure that a consuming team is actively using for semantic search or RAG., • You’ve put DataOps practices in place so pipelines are observable and maintain semantic quality from ingestion through to consumption. Must-have • Strong hands-on data engineering experience, with a focus on semantic or AI data infrastructure., • Experience building and operating knowledge graphs or graph databases (e.g., Jena Fuseki, Neo4j, Amazon Neptune, or equivalent)., • Experience with vector databases and embedding pipelines (e.g., Pinecone, Weaviate, Qdrant, pgvector)., • Practical experience implementing RAG architectures or LLM-integrated data pipelines., • Familiarity with semantic web standards—JSON-LD, RDF, OWL, or SKOS., • Strong Python skills and experience with data pipeline frameworks., • Experience with cloud-native data platforms (AWS, Azure, or GCP). Nice-to-have • Exposure to domain-driven design (DDD) and bounded contexts., • Experience working directly with ontologists or knowledge engineers., • Familiarity with data contracts and data product frameworks., • Experience with DataOps tooling, data reliability, or data observability platforms., • Background in financial services, RegTech, or compliance data. To learn more about our values, mission and the wide-range of perks offered to employees at Comply, visit careers/ Comply is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity, or national origin. Nothing in this job posting should be construed as an offer or guarantee of employment. Applicants must be authorized to work for any employer in the United Kingdom. Currently, we are unable to sponsor or take over sponsorship of an employment Visa at this time. #J-18808-Ljbffr

A Forward Deployed Engineer (FDE) embeds directly inside a strategic enterprise customer to design, build, deploy, and run AI-powered production systems alongside the customer's engineering team. Experience with AI tools: eval frameworks, agent tooling, RAG pipelines, and prompt engineering. Backgro

Citi London is seeking a Senior Blockchain Engineer to join the Digital Assets Platform engineering team. You will build backend web applications in Java, work on Citi Integrated Digital Assets Platform (CIDAP), and contribute to web3 infrastructure in an enterprise setting. The role requires hands-

We’re hiring a Senior Software Engineer, Web. Experience with Python unit testing and full-stack web testing is a plus. Familiarity with modern web standards, including HTML5 and CSS3.

You will build browser infrastructure and tooling that enables reliable, efficient access to web content across a rapidly changing web. Experience reverse engineering browser or web application behaviour. We are looking for a Senior Software Engineer to build the web access infrastructure behind a n

A global technology company is seeking a highly skilled Azure Web Application Developer to design, develop, and deploy cloud-native applications on Microsoft Azure.

Cboe Global Markets in London is seeking a Senior Software Engineer, Web, to develop high‑performance market data applications and web interfaces.

Primo Interactive Limited is seeking an experienced Python Web Developer to design and maintain web apps and APIs using Django, Flask or FastAPI.

Combines web development, API delivery, integration and data skills in one practical engineering role. Use approved engineering and AI-assisted tools with appropriate security and human review. Commercial development experience across web applications, APIs, integrations or data-led systems.

The Economist is seeking a mid-level software engineer to join our Web team.

We are a leading financial institution in the banking sector seeking a highly skilled Web Application Support Engineer to join our dynamic team. Troubleshoot and resolve issues related to web applications, collaborating with development teams as needed. We offer an excellent opportunity to contribut

A Forward Deployed Engineer II (FDE II) embeds directly inside a strategic enterprise customer to independently design, build, deploy, and run AI-powered production systems alongside the customer's engineering team. A Forward Deployed Engineer II (FDE II) embeds directly inside a strategic enterpris

Guide and mentor other engineers helping us manage debt, plan refactors and improve our engineering practices. Senior Software Engineer, SDK – FE/Web Overview. Job Role: Senior Software Engineer, SDK – FE/Web.

Amazon Web Services (AWS) is seeking a Forward Deployed Engineer II to embed with customer teams, defining evaluation metrics and building end-to-end model workstreams from data prep to production deployment.

Primo Interactive Limited is seeking a skilled PHP developer to build and maintain PHP 8 applications.You will work with MySQL behind the scenes, integrate third‑party APIs, and ensure robust error handling.You’ll review peers’ code and address production issues from logs to prevent recurrence

Nebius is hiring a Staff Software Engineer to build the content acquisition and crawling infrastructure for a cutting-edge AI search platform. You will design and operate web-scale crawling, ingestion workflows, and scheduling to handle billions of URLs with high throughput and reliability.

Role intersects data engineering, reverse engineering, and reliability. Adthena, a leading paid search intelligence platform, is seeking a Senior Anti-Bot Engineer to design, build, and operate large-scale scraping systems.

Senior Web Engineer to join a security-focused product team. This remote-first role blends web development with application security, exploring authentication, cryptography, and advanced defense techniques. You’ll collaborate with engineers, security specialists and product stakeholders to design

A software development company in the UK is seeking a Senior Software Engineer to join its Product Engineering teams. If you're ready to tackle complex engineering challenges, this is the opportunity for you.

Intermedia Intelligent Communications is seeking a Senior Frontend Engineer to lead the development of scalable, real-time web experiences. You will mentor engineers, champion accessibility, and ensure robust performance and security across browsers and devices in a predominantly remote setup with o

Experience as a mentor, tech lead or leading an engineering team. Knowledge of web services technologies such as SOAP, HTTP, WSDL, XSD, and REST. Experience building large-scale web services backed by cloud services, such as AWS.

Krucx Technologies LTD is seeking a Full Stack Developer to build and maintain scalable web applications, ensuring smooth integration between front-end and back-end systems.

We are looking for a Software Engineer, Web Fullstack, to help build and improve our web applications and supporting services. You will work closely with experienced engineers, product managers, and designers in a collaborative, remote-first environment. Build and maintain web applications across fr

The Growth Engineer will work at the intersection of engineering, product, data, and business to build experiences that drive discovery, value, and active customers.

Key Responsibilities: Consume content from our headless CMS (Contentstack) via its APIs, agreeing content models and API contracts Build and maintain a reusable, themeable component library and page templates that serve multiple brands from a shared codebase Design and develop commercial/enterprise

Senior Software Engineer for the Web Engineering team. You will own large projects, mentor peers, follow rigorous engineering processes, and contribute to cutting-edge cloud, AI, and IoT initiatives within Ubuntu and Canonical's.

Strong grasp of system design, data modeling, and software engineering fundamentalsExpertise in backend development using languages such as Go, Python, or Java, with deep knowledge of cloud-native architecturesProven ability to simplify complex problems, make sound tradeoffs, and drive alignment acr

Pontoon in London’s Canary Wharf is seeking a skilled Web Application Support Engineer to ensure peak performance and availability of critical banking web apps.

Experience as a mid-senior level engineer working across a modern web stack. Build eye-catching, functional, efficient, and reusable web and mobile-based sites that drive these web applications. Uphold the engineering team’s principles and ways of working.

Air Apps is seeking a Front-End Web Developer to craft high-performance, visually engaging web experiences. You will work with designers, product managers, and backend developers to build interfaces using modern web technologies, delivering intuitive interactions for millions of users.

A technology firm in the United Kingdom is seeking a Mid-Senior level Co-Founder to design and implement scalable backend solutions.Ideal candidates will have strong experience with Node.TypeScript, and PostgreSQL, along with familiarity in blockchain technologies.This full-time role requires collab

A dynamic gaming company in Greater London is seeking a Full-Stack Developer to own their app, web, and backend systems. The ideal candidate has strong full-stack development skills, experience with MongoDB, and a practical engineering mindset.

Hearst UK is seeking a QA Engineer to ensure Hearst’s websites and apps deliver a seamless, reliable experience for millions of users across the UK. You’ll collaborate with Product, Design, Engineering and Editorial teams to test new features, identify issues and help bring high-quality digital

AWS Data Center Commissioning Engineer role to support construction and commissioning of electrical systems (MV/LV power, generators, UPS, EPMS, HVAC, BMS) in AWS data centers across EMEA, coordinating with vendors and internal teams to deliver reliable, compliant systems and clear progress reportin

Virtual Hire Staffing is seeking a Mid / Senior Java Web Engineer for a leading global financial markets infrastructure client in London. The role involves hands-on work across backend services and web UI, delivering a modular end-to-end trade management platform in collaboration with architects and

ElevenLabs is seeking a Research Engineer to own large-scale web crawling for our frontier AI models. You will design, build and operate distributed crawlers that source data from the open web, with focus on data quality and scalable pipelines.

Amazon Web Services (AWS) is seeking an exceptional Controls Design Engineer to join the Data Center Global Services (DCGS) Controls Design Engineering team. You will lead technical standards, collaborate with construction teams, controls programmers, MEP/ACS engineers, and project managers to deliv

You will tackle engineering challenges from both technical and user perspectives, delivering high-quality, maintainable code for complex web apps across mobile and desktop.

Build eye-catching, functional, efficient, and reusable web and mobile-based sites that drive these web applications. Experience as a mid-senior level engineer working across a modern web stack. We're a multi-disciplined team, bringing together expertise in software and data engineering, full stack

Cboe in London is seeking a Senior Software Engineer, Web to design, implement, and maintain web software handling millions of requests daily. Join a dynamic team delivering high-performance, data-driven websites with opportunities for mentorship, code reviews, and cross-team collaboration in a hybr

You’ll work with data scientists, software development engineers, and other security engineers across multiple teams to develop innovative security solutions. Amazon Web Services (AWS) is the leading cloud provider, providing virtualized infrastructure, storage, networking, messaging, and many oth

The Economist Group in London is seeking a Software Engineer, Web Fullstack to build and improve web applications across frontend and backend. You will collaborate with engineers, product managers and designers in a remote‑first environment, delivering scalable features, APIs and polished user exp

Morgan Personal Investing is seeking a Web Engineer to own and deliver web applications for Nutmeg within a cross-functional team. You will build features end-to-end using our React-based design system and collaborate with engineering and product peers.

This role sits at the intersection of product design and frontend engineering, blending craft with creativity to shape how modern web experiences should feel — fluid, intelligent, and deeply personalised. Hunter Bond is working with a small, ambitious early-stage AI start-up quietly building somet

We are looking for a Senior Software Engineer, Web Fullstack, to help design and build high-quality web products and the services that power them. Contribute to technical direction, mentor engineers, and raise the engineering bar within the team. You will operate at the intersection of product, plat