Integration is the job
An iGaming platform is mostly connections. A mid-sized operator integrates dozens of game studios (usually through two or three aggregators), one or two sportsbook feeds, ten to thirty payment methods across several providers, several identity and screening vendors, a geolocation service in the markets that need one, a CRM stack, an affiliate platform, analytics and tag management, and the regulator's reporting endpoint in each market. Each integration has a contract, a certification, a technical specification, a monitoring requirement and a failure mode, and the operator's technology team spends more of its time on integrations than on anything else. This lesson covers the three integration families that matter most: games, sportsbook and payments.
Game integrations
Direct versus aggregated. A direct integration connects the platform to one studio's remote game server; an aggregator integration connects to a hub that fronts many studios. Aggregators reduce integration work from dozens of projects to one, handle the studios' varying APIs and certifications, and take a share of the revenue for it; direct integrations give better commercial terms and priority access to a studio's releases and are used for the studios that matter most. Most operators run both: the top studios direct, the long tail through aggregators.
The seamless wallet API. The standard integration pattern: the game server calls the operator's wallet to authenticate the session, to debit each bet, to credit each win, and to roll back a transaction if a round fails. The specification covers idempotency (a retried call must not double-debit), ordering, timeouts, currency and rounding, bonus-money handling (which balance a bet draws from and which it credits), and the game-round identifier that links every transaction to a certified game outcome for audit. Getting this wrong is the commonest source of wallet discrepancies.
Game launch and lobby. The platform requests a game launch URL from the studio with the session token, market, currency, language and mode (real or demo), and the game runs in the customer's browser or app from the studio's servers. The lobby's catalogue of games, with the metadata (RTP version, volatility, jurisdiction certification, feature flags) that decides what appears where, is synchronised from the studios and aggregators, and per-market rules (no bonus buy in Britain, stake limits in Germany, RTP display in some markets) are applied at launch.
Certification and change control. Every game is certified for each jurisdiction by an approved laboratory, and the platform may only offer certified versions in each market. Studios release new versions constantly; the platform must track which version is certified where, and a regulator's audit will check. Jackpot networks, tournaments and free-spin awards need their own integration points because they cross the wallet boundary in unusual ways.
Sportsbook integrations
The feed. Events, markets and prices arrive from data suppliers (and from the operator's own trading where it prices in-house) as a continuous stream, with in-play updates many times a second during major events. The platform ingests, maps to its own market model, applies margins and limits, and publishes to the front end and the bet-acceptance engine. Feed latency and mapping errors are the two failure modes; a mismapped market settles wrongly and a slow feed accepts stale prices.
Bet acceptance. The engine checks the customer (limits, restrictions, market eligibility), the market (open, price current), and the liability (per-selection and per-event limits) before accepting, and either accepts, rejects or refers to a trader for large or unusual bets. Under a managed trading service these decisions run in the provider's system with the operator's parameters; under in-house trading they run in the operator's.
Settlement. Results feeds, official data where required, and manual settlement for exceptions drive the settlement engine, which grades every bet and every leg of every multiple, credits the wallet and handles resettlement on corrections. Settlement speed after the final whistle is a measured service level.
Official data. Several American states and some leagues' agreements require official league data for in-play settlement, which makes the data supplier's licence and the data rights a licensing question as well as an integration one.
Payment integrations
Orchestration. The payments layer connects to multiple providers per method (card acquirers, bank-transfer and open-banking providers, e-wallets, vouchers, local methods) and routes each transaction by market, method, amount, customer risk and provider performance, cascading to the next provider on decline. Routing rules change the acceptance rate by percentage points, which is revenue.
Deposits. The flow applies deposit limits and responsible-gambling rules before the transaction, strong customer authentication where required, fraud and velocity checks, and the market's rules on methods (no credit cards in Britain; restrictions on crypto). The result is written to the wallet and the payment record reconciled to the provider's settlement file later.
Withdrawals. The flow applies closed-loop rules (return to the deposit method or a verified method in the same name), pending-period and review rules, anti-money-laundering checks (source of funds triggers), and the market's rules on reverse withdrawals (prohibited in Britain), then executes through the provider and reconciles. Withdrawal time is the customer-facing metric most closely watched.
Reconciliation. Every payment transaction must reconcile between the platform's ledger, the provider's records and the bank; unreconciled items are investigated daily, and the reconciliation report is an audit item in every regulated market.
Identity, screening and geolocation
Identity vendors verify documents and match against databases; screening vendors check sanctions and politically-exposed-person lists; self-exclusion registers are national systems with their own APIs (and their own uptime); geolocation providers confirm position in the American states. Each is integrated at the points the market's rules require (registration, first deposit, withdrawal, login, every session) and each is a dependency: an outage at a self-exclusion register stops registrations in that market.
Integration operations
Integrations are operated, not just built. Monitoring covers latency, error rates and volumes per integration, with alerts; reconciliation runs daily for wallet-to-game, wallet-to-payment and settlement; certification tracking keeps game versions and platform releases aligned with each market's approvals; and change management governs the release of new integrations and versions under the regulator's notification rules. The operator's integration team, the studios' and providers' support teams and the aggregators' account managers form a permanent working relationship, and the quality of a supplier is judged as much on its support and documentation as on its product.
What to take from this lesson
An operator's platform is dozens of integrations, each with a contract, certification, specification and failure mode. Games integrate through seamless wallet APIs to studios' remote game servers, directly for the top studios and through aggregators for the long tail, with certified versions tracked per market. Sportsbooks integrate feeds, bet acceptance, settlement and official data, with latency and mapping the risks. Payments orchestrate multiple providers per method, apply limits, closed-loop and anti-money-laundering rules, and reconcile daily. Identity, screening, self-exclusion and geolocation are national dependencies. Integrations are operated with monitoring, reconciliation, certification tracking and change control.