Top Tech Jobs & Startup Jobs in London

Senior Product Manager for an unannounced mobile free-to-play action game. Responsibilities include defining and implementing gameplay features, managing live operations schedules, shaping product strategy and roadmaps, conducting user and competitive research, analyzing data, and coordinating cross-functional stakeholders. The role requires independent ownership, strong communication, executive presentation skills, and experience with live game operations, mid-core genres, and product launches.

Lead tactical planning, costing, and delivery of core UX, UI, and systems features for an unannounced mobile free-to-play action game. Coordinate multidisciplinary and cross-game teams, communicate progress and risks to production and leadership, foster iterative development, and establish achievable delivery plans. The role requires shipped-game production experience, strong collaboration and communication skills, risk mitigation abilities, and proficiency with JIRA, Confluence, and Miro.

Develop features and game functionality for an unannounced mobile free-to-play action game using Unreal Engine 5. Work across gameplay, meta systems, and core technology; build tools for engineers and content creators; scope tasks and systems; and triage bugs. Collaborate with design and backend teams in a hybrid London-based environment.

Create and maintain rigging and technical animation pipelines for an unannounced mobile game. Implement characters, skeletal systems, retargeting, animation blueprints, cloth dynamics, and scalable Unreal Engine animation systems. Develop scripts and optimize character assets for mobile performance, while documenting pipelines and collaborating with animators and art leadership. Bonus responsibilities include facial rigging, motion capture cleanup, procedural animation, LOD automation, and technical art support.

Design, deploy, and support scalable backend infrastructure and server architectures. Build and optimize CI/CD pipelines, manage cloud environments and build platforms, improve engineering workflows and tooling, contribute to architecture planning, and support reliable high-availability live services. The role also involves technical communication, best-practice sharing, and collaboration across engineering teams.

Lead profitable user acquisition strategy and execution for Gram Games and Merge Dragons! across major channels. Own growth planning, budget scaling, measurement, experimentation, ROAS, LTV, and full-funnel performance. Mentor UA managers and analysts while partnering with Product, Creative, ASO, and Data teams to improve acquisition efficiency, creative testing, reporting, and cross-functional execution.

Own and optimize the VFX and animation pipeline for mobile casual puzzle games. Create high-quality, “juicy” VFX and animations from concept through final Unity implementation, using Particle System, Shader Graph, Animation Timeline, URP, and custom materials. Optimize for mobile performance and memory, troubleshoot visual and sorting issues, and collaborate with art, design, tech art, engineering, and production to improve workflows and runtime performance.

The Senior Game Economy Designer will optimize in-game economies for engagement and monetization, using data-driven strategies and collaborating with cross-functional teams.

Lead ASO and platform partnership strategy for a portfolio of mobile games. Own organic growth roadmap, secure featuring and editorial opportunities, run store listing experiments, optimize metadata and creatives, measure organic uplift, and mentor an ASO team while collaborating with Product, Creative, UA, and Data.